#NEXUS [MacClade 3.05 registered to Franois Lutzoni, ] BEGIN MacCladeStart; Extended; END; BEGIN DATA; DIMENSIONS NTAX=12 NCHAR=77; FORMAT SYMBOLS= " 0 1 2 3 4" MISSING=? GAP=- ;OPTIONS MSTAXA=POLYMORPH ; CHARLABELS [1] Circinnate_vernation [2] 'F-S_leaf_differentiation' [3] Blade_dissection [4] Primary_vein_form [5] Vein_orders [6] Secondary_vein_form [7] Vein_fusion [8] Areoles [9] Hydathodes [10] Blade_hairs [11] Blade_scales [12] GMC_division [13] GMC_subsid_cell_origin [14] Dromy_at_base_of_blade [15] Pulvini [16] Pneumathodes [17] Blade_articulation [18] Trophopods [19] Adaxial_outline_of_stipe|rachis [20] Sclerenchyma_coloration [21] Sclerenchyma_fibers [22] Epipetiolar_branches [23] 'Stipe_stele_number_(base->apex)' [24] Xylem_configuration_in_stipe [25] Primary_xylem_bordered_pits [26] Rhizome_symmetry [27] Rhizome_stele_type [28] Rhizome_stele_cycles [29] Vascular_cambium [30] Rhizome_hairs [31] Rhizome_scales [32] Rhizome_scale_pattern [33] Roots [34] Root_hairs [35] Root_anatomy [36] Growth_habit [37] 'Mucilage/latex_canals' [38] True_vessels [39] Intranuclear_paracrystals [40] Hypodermis [41] First_division_of_zygote [42] Sporangial_wall_thickness [43] Receptacle [44] Sporangial_stalk_length [45] Sporangial_stalk_width [46] Spore_output [47] Sori [48] Sorus_outline [49] Sporangial|soral_position [50] 'Soral/sporangial_maturation' [51] 'No._sporangia/sorus' [52] Indusium [53] Indusium_origin [54] Indus_attach_to_sorus [55] Indusium_opening [56] Annulus [57] Annulus_aspect [58] Annulus_span [59] Sporogenesis [60] Spore_laesura [61] Spores_chlorophyllous [62] Spore__equatorial_flange [63] Perispore_prominence [64] Perispore_surface [65] Exospore_structure [66] Exospore_surface [67] Spore_germination [68] Gametophyte_form [69] Gametophyte_hairs [70] Gametophytes_green [71] Gam._fungal_assoc. [72] Dependent_gametophyte [73] Antherdium_position [74] Archegonium_position [75] No._anth._wall_cells [76] No._arch_neck_tiers [77] Gemmae_producing_gametophytes ; STATELABELS 1 no yes, 2 monomorphic 'hemi_-_at_tip' 'hemi_-_at_base' dimorphic, 3 simple compound, 4 dichotomous 'anisotomous_(pinnate)' solitary|unbranched, 5 one two three four_or_more, 6 dichotomous anisotomous, 7 nonanastomosing anastomosing, 8 without_free_included_veinlets with_free_included_veinlets, 9 absent present, 10 absent present, 11 absent present, 12 diameristic parameristic anomomeristic, 13 perigenous mesogenous mesoperigenous, 14 catadromous anadromous isodromous, 15 absent present, 16 absent present_scattered present_lines_patches, 17 absent present, 18 absent present, 19 convex_to_flattened sulcate, 20 'not_dark-pigmented' dark_pigmented, 21 absent present, 22 absent present, 23 'monostele->polystele' monostele 'distele->monostele' polystele distele, 24 'C,_U,_V,_O,_½,_arc)' 'solid_*,_T,_Ę' 'X_(sometimes_becoming_V)' 3_arches polycyclic, 25 scalariform circular, 26 radial dorsiventral, 27 protostele solenostele dictyostele eustele, 28 monocyclic polycyclic, 29 absent present, 30 absent present, 31 absent present, 32 uniformly_colored sharply_bicolored clathrate, 33 absent present, 34 absent present, 35 '2-5-arch' polyarch, 36 terrestrial epiphytic rooted_aquatic floating_aquatic, 37 absent present, 38 absent present, 39 absent present, 40 absent present, 41 horizontal vertical 'free-nuclear_phase', 42 single_cell_layer 2_or_more_cell_layers, 43 '(nearly)_flat' convex elongate branched, 44 sessile_to_short long, 45 'massive_(>6_cell_rows_wide)' '4-6_cell_rows_wide' '1-3_cell_rows_wide', 46 '1000+' '>100<1000' '<100', 47 absent present, 48 roundish elongate, 49 marginal 'dorsal_(abaxial)' adaxial, 50 ±_simultaneous gradate mixed, 51 'few_(<12)' many, 52 absent present, 53 marginal adaxial, 54 lateral basal central, 55 introrse extrorse suprasoral circumsoral none, 56 absent present, 57 apical lateral oblique_to_transverse vert_to_slightly_oblique, 58 continuous_bow interrupted_bow restricted_patch, 59 homosporous anisosporous heterosporous, 60 linear triradiate papillalike furrow circular, 61 no yes, 62 absent present, 63 not_prominent prominent, 64 '(nearly)_smooth' sculptured, 65 '2-layers_(blechnoid)' '3-layers' '5-layers', 66 '(nearly)_smooth' sculptured, 67 equatorial polar amorphous, 68 tuberous filamentous 'cordate-thalloid' 'elongate-thalloid' reduced, 69 absent present, 70 no yes, 71 absent present, 72 no yes, 73 embedded exposed, 74 embedded exposed, 75 ³_5 '3-(rarely)_5', 76 '>6' '1-5_(rarely)_6', 77 no 'yes,_borne_from_thallus' 'yes,_borne_from_rhizoids', ; MATRIX Blechnum_occidentale 1011210?11102100001010300020001(01)1100001?1001221112111001310000100112110011110 Lonchitis_hirsuta 1011310?11002000001010300110010?110000??1000221102110001310100110012010011110 Pteridium_aquilinum 1011310?01002002001011300111010?1100011(01)1001221102110001310100010012010011110 Dicksonia_antarctica 1011310?01002102000010330020010?1100001?101112100111(01)121300100000102010011000 Osmunda_cinnamomea 1311310?010200000010101000(12)0010?110000?01000110??0?0???1120110011112011011000 Psilotum_nudum 030?????00020?0000?010??(01)0(01)0010?0??(01)000?01000010?000???0??0000001110001011012 Adiantum_raddianum 1011310?000021000011102001(12)00010110000??1000221102110001310100110012010011110 Vandenboschia_davallioides 1011310?010??100000010110100010?110100??1020?2100111(01)01120011000110101?0110?1 Ophioglossum 03??????00020?00000000301020000?100000??0100000??0?0???0??01000?1110001001000 Huperzia 0(03)020?0?00020?00000010??1000000?110(01)10?00100000?2??0???0??0100??01?0001001010 Equisetum_arvense 0?020?0?10011?0000??00??1010010?110001?10100?0???0?0???0??04100100?3010011010 Ginkgo_biloba 0?00100?01020?001000104?1030100?1??010??2100000????0???0??2300??10?40001?0?10 ; END; BEGIN ASSUMPTIONS; OPTIONS DEFTYPE=unord PolyTcount=MINSTEPS ; END; BEGIN TREES; UTREE Default_bush = [&U] (Blechnum_occidentale,Lonchitis_hirsuta,Pteridium_aquilinum,Dicksonia_antarctica,Osmunda_cinnamomea,Psilotum_nudum,Adiantum_raddianum); UTREE Default_bush = [&U] (Blechnum_occidentale,Lonchitis_hirsuta,Pteridium_aquilinum,Dicksonia_antarctica,Osmunda_cinnamomea,Psilotum_nudum,Adiantum_raddianum); UTREE Default_bush = [&U] (Blechnum_occidentale,Lonchitis_hirsuta,Pteridium_aquilinum,Dicksonia_antarctica,Osmunda_cinnamomea,Psilotum_nudum,Adiantum_raddianum); UTREE * Default_bush = [&U] (Blechnum_occidentale,Lonchitis_hirsuta,Pteridium_aquilinum,Dicksonia_antarctica,Osmunda_cinnamomea,Psilotum_nudum,Adiantum_raddianum); END; BEGIN NOTES; TEXT CHARACTER=4 TEXT= 'Vouchers_checked_for_all_and_Kubitizki_1990.___See_also_Alan''s_e-mail_05.26.94.__This_character_largely_modelled_after_Nixon_et_al._1994.'; TEXT CHARACTER=16 TEXT= vouchers; TEXT TAXON=3 CHARACTER=16 TEXT= 'Bower_1923,_p._169'; TEXT TAXON=4 CHARACTER=16 TEXT= 'D._Palmer_(pers._comm.)'; TEXT CHARACTER=50 TEXT= vouchers_checked; TEXT TAXON=2 CHARACTER=50 TEXT= voucher; TEXT TAXON=3 CHARACTER=50 TEXT= 'Bower_1923,_Eames_1936'; TEXT TAXON=4 CHARACTER=50 TEXT= Kramer_1990; TEXT TAXON=5 CHARACTER=50 TEXT= 'Kramer_1990:_±simultaneous'; TEXT TAXON=2 CHARACTER=22 TEXT= Troop_&_Mickel_1968; TEXT TAXON=3 CHARACTER=22 TEXT= 'Troop_&_Mickel_1968_-_citing_Webster_1958_for_this_sp.'; TEXT CHARACTER=22 TEXT= 'vouchers;_Troop_&_Mickel_1968'; TEXT CHARACTER=26 TEXT= vouchers; TEXT CHARACTER=60 TEXT= Tryon_and_Lugardon__1991; TEXT TAXON=5 CHARACTER=61 TEXT= Kubitzki_1990; TEXT CHARACTER=62 TEXT= Tryon_&_Lugardon_1991; TEXT CHARACTER=59 TEXT= 'Bell_1979,_Sheffield_&_Bell_1987,_Tryon_&_Lugardon_1991'; TEXT CHARACTER=61 TEXT= 'Kubitzki_1990,_Tryon_&_Lugardon_1991'; TEXT CHARACTER=63 TEXT= 'Lloyd_1981:_Polypodium;_Tryon_&_Lugardon_1991_-_see_especially_the_family_and_generic_descriptions.'; TEXT CHARACTER=64 TEXT= 'Lloyd_1981:_Polypodium;_Tryon_&_Lugardon_1991_-_see_especially_family_and_generic_descriptions.'; TEXT TAXON=1 CHARACTER=64 TEXT= 'T&L_1991,_p._531,_Figs._1&2'; TEXT TAXON=2 CHARACTER=64 TEXT= 'T&L_1991,_p._291-293_and_Figs._1-6:_essentially_granulate_-_some_coarse_surface_deposits.__KMP_originally_scored_this_as_0.__ARS_changed_to_1_03/95,_deciding_that_the_coarse_surface_deposits_were_actually_part_of_the_perispore_sculpturing.'; TEXT TAXON=4 CHARACTER=64 TEXT= 'KMP_had_originally_scored_as_1_based_on_T&L_1991_,_p._231_Fig._1;_ARS_changed_to_0__03/95.__See_also_Figs._10-12._Prob_ok_as_0.'; TEXT CHARACTER=65 TEXT= '_Tryon_&_Lugardon_1991_-_see_especially_the_family_and_generic_descriptions._See_also_general_introductory_comments_to_book_where_T&L_define_a_2-layered_exospore_as_a_blechnoid_exospore.'; TEXT CHARACTER=66 TEXT= '_Tryon_&_Lugardon_1991_-_see_especially_the_family_and_generic_descriptions.'; TEXT CHARACTER=52 TEXT= vouchers_seen_for_all; TEXT CHARACTER=53 TEXT= vouchers_seen_for_all; TEXT CHARACTER=54 TEXT= vouchers_seen_for_all; TEXT CHARACTER=55 TEXT= vouchers_seen_for_all; TEXT TAXON=4 CHARACTER=55 TEXT= 'cup_is_bilobed,_"valves"_connate_@_base'; TEXT CHARACTER=27 TEXT= 'States_scored_mainly_from_Kubitizki_(1990)_and_Ogura_(1972).__Some_clarifications_taken_from_Schmid_(1982).__White_&_Turner_1988:_Calochlaena._Qiu_et_al_1995:_Metaxya.'; TEXT TAXON=3 CHARACTER=27 TEXT= 'Schmid_1982,_p._901-902:_not_a_dictyostele,_but_a_solenostele.'; TEXT TAXON=5 CHARACTER=27 TEXT= 'Schmid_1982,_p._889'; TEXT TAXON=6 CHARACTER=27 TEXT= 'See_also_Schmid_1982,_p._900_and_Kubitizki_1990_-_solenostele_between_rhizome_and_aerial_stem.'; TEXT CHARACTER=28 TEXT= 'polycyclic_includes_Ogura''s_(1972)_acyclostele_term,_and_the_IIB1c_and_IIB2c_terms_in_Schmid''s_(1983)_Table_1_-_see_pp._868-873.'; TEXT TAXON=3 CHARACTER=28 TEXT= 'Ogura_1972,_Kubitizki_1990,_Schmid_1982_(IIB1c)_-_see_also_p._902'; TEXT CHARACTER=23 TEXT= 'N.B._For_base->_apex_of_stipe,_NOT_the_rachis!___Used_mostly_the_following_references:__Kubitizki_1990,_Ogura_1972,_Lin_&_DeVol_1977,_1978,_Keating_1968.'; TEXT TAXON=1 CHARACTER=23 TEXT= 'Kubitzi_1990,_Ogura_1972,_Lin_&_DeVol_1978'; TEXT TAXON=2 CHARACTER=23 TEXT= Keating_1968; TEXT TAXON=3 CHARACTER=23 TEXT= 'Keating_1968,_Ogura_1972'; TEXT TAXON=4 CHARACTER=23 TEXT= _Ogura_1972; TEXT TAXON=5 CHARACTER=23 TEXT= 'Ogura_1972,_p._108,_p._99'; TEXT TAXON=6 CHARACTER=23 TEXT= 'N/A.__Gifford_&_Foster:__Psilotum_nudum_has_no_leaf_trace_(it_also_has_no_stipe!)'; TEXT TAXON=7 CHARACTER=23 TEXT= 'living_material_-_no_voucher_-_see_ARS_email_5/2/95.'; TEXT CHARACTER=24 TEXT= 'Stipe,_NOT_rachis!__Though_state_0_seems_broad,_all_are_variations_on_the_horseshoe_shape.'; TEXT TAXON=1 CHARACTER=24 TEXT= 'Kubitizki_1990,_Ogura_1972,_Lin_&_DeVol_1978'; TEXT TAXON=2 CHARACTER=24 TEXT= Ogura_1972; TEXT TAXON=3 CHARACTER=24 TEXT= Keating_1968; TEXT TAXON=4 CHARACTER=24 TEXT= _Ogura_1972; TEXT TAXON=5 CHARACTER=24 TEXT= 'Ogura_1972,_p._108,_p._99'; TEXT TAXON=6 CHARACTER=24 TEXT= 'NA_(Gifford_&_Foster:_P._nudum_has_no_leaf_trace)'; TEXT TAXON=7 CHARACTER=24 TEXT= 'Lin_&_DeVol_1978,_p._87,_Table_3'; TEXT TAXON=6 CHARACTER=25 TEXT= 'Bierhorst_1960;_1971_-_p._166'; TEXT TAXON=6 CHARACTER=41 TEXT= 'Bierhorst_1971,_p._186'; TEXT CHARACTER=41 TEXT= 'Gifford_and_Foster_1988,_p._68'; TEXT CHARACTER=72 TEXT= 'All_homosporous_ferns_have_independent_gametophytes_(exosporic).__Heterosporous_ferns_have_gametophytes_that_are_dependent_on_the_sporophyte_(endosporic).'; TEXT CHARACTER=15 TEXT= As_defined_in_text; TEXT TAXON=1 CHARACTER=66 TEXT= 'Tryon_&_Lugardon_1991:_"gemmulate"'; TEXT TAXON=3 CHARACTER=66 TEXT= 'Tryon_&_Lugardon_1991:_"finely_undulate"'; TEXT CHARACTER=46 TEXT= 'See_"Spore-output"_table_in_Bower_1923,_p._262-263.'; TEXT TAXON=5 CHARACTER=46 TEXT= Bierhorst_1971; TEXT TAXON=6 CHARACTER=46 TEXT= White_et._al_1977; TEXT CHARACTER=2 TEXT= vouchers_looked_at_for_all; TEXT CHARACTER=10 TEXT= Vouchers_checked_for_all; TEXT CHARACTER=11 TEXT= Vouchers_checked_for_all; TEXT CHARACTER=17 TEXT= Vouchers_checked_for_all; TEXT CHARACTER=36 TEXT= Vouchers_checked_when_there_was_any_doubt; TEXT TAXON=6 CHARACTER=36 TEXT= 'Voucher_"high_up_on_tree",_but_also_know_to_occur_on_calcareous_cliffs,_therefore_not_always_epiphytic.__See_ARS_email_2/6/95_(10:21)'; TEXT TAXON=7 CHARACTER=36 TEXT= 'Voucher_"rupicolous"'; TEXT CHARACTER=3 TEXT= Vouchers_checked_for_all; TEXT CHARACTER=5 TEXT= 'Vouchers_checked_for_all_and_Kubitizki_1990.___See_also_Alan''s_e-mail_05.26.94.__This_character_largely_modelled_after_Nixon_et_al._1994.'; TEXT TAXON=6 CHARACTER=5 TEXT= NA; TEXT TAXON=6 CHARACTER=4 TEXT= NA; TEXT CHARACTER=7 TEXT= 'Vouchers_checked_for_all_and_Kubitizki_1990.___See_also_Alan''s_e-mail_05.26.94.__This_character_largely_modelled_after_Nixon_et_al._1994.'; TEXT TAXON=6 CHARACTER=7 TEXT= NA; TEXT CHARACTER=8 TEXT= 'Vouchers_checked_for_all_and_Kubitizki_1990.___See_also_Alan''s_e-mail_05.26.94.__This_character_largely_modelled_after_Nixon_et_al._1994.'; TEXT TAXON=1 CHARACTER=8 TEXT= NA; TEXT TAXON=2 CHARACTER=8 TEXT= NA; TEXT TAXON=3 CHARACTER=8 TEXT= NA; TEXT TAXON=4 CHARACTER=8 TEXT= NA; TEXT TAXON=5 CHARACTER=8 TEXT= NA; TEXT TAXON=6 CHARACTER=8 TEXT= NA; TEXT TAXON=7 CHARACTER=8 TEXT= NA; TEXT CHARACTER=12 TEXT= 'see_text_for_important_references.__Where_Sen_&_De_1992_had_a_predominance_of_type_shown,_I_scored_for_most_predominant_type.__If_Kondo_1962__and_Sen_&_De_conflicted_over_same_species,_I_followed_Kondo.'; TEXT CHARACTER=13 TEXT= 'see_text_for_important_references._Where_Sen_&_De_1992_had_a_predominance_of_type_shown,_I_scored_for_most_predominant_type.__If_Kondo_1962__and_Sen_&_De_conflicted_over_same_species,_I_followed_Kondo.'; TEXT TAXON=1 CHARACTER=12 TEXT= 'Kondo_1962_(specified_occidentale),_Sen_&_De_1992,_Van_Cottem_1973'; TEXT TAXON=2 CHARACTER=12 TEXT= 'Thurston_1969;__guess_from_Van_Cottem_1973,_p._67'; TEXT TAXON=3 CHARACTER=12 TEXT= Kondo_1962; TEXT TAXON=4 CHARACTER=12 TEXT= 'Sen_&_De_1992:_rarely_parameristic'; TEXT TAXON=5 CHARACTER=12 TEXT= 'Kondo_1962,_Sen_&_De_1992,_see_also_arguments_in_Payne_1979.'; TEXT TAXON=6 CHARACTER=12 TEXT= 'Pant_&_Khare_1971,_White_1977'; TEXT TAXON=7 CHARACTER=12 TEXT= 'Kondo_1962,_Sen_&_De_1992'; TEXT TAXON=1 CHARACTER=13 TEXT= 'Kondo_1962,_Sen_&_De_1992,_Van_Cottem_1973'; TEXT TAXON=2 CHARACTER=13 TEXT= 'Thurston_1969;_guess_from_Van_Cottem_1973,_p._67'; TEXT TAXON=3 CHARACTER=13 TEXT= Kondo_1962; TEXT TAXON=4 CHARACTER=13 TEXT= '_Sen_&_De_1992:_rarely_mesogenous'; TEXT TAXON=5 CHARACTER=13 TEXT= 'Sen_&_De_1992,_see_Payne_1979_for_arguments'; TEXT TAXON=6 CHARACTER=13 TEXT= 'Pant_&_Khare_1971,_White_1977'; TEXT TAXON=7 CHARACTER=13 TEXT= 'Kondo_1962,_Sen_&_De_1992'; TEXT CHARACTER=1 TEXT= Gifford_&_Foster_1988; TEXT CHARACTER=6 TEXT= 'Vouchers_for_all.__Cf._char_28:_Nixon_et_al._(1994)'; TEXT CHARACTER=9 TEXT= vouchers; TEXT CHARACTER=18 TEXT= vouchers; TEXT CHARACTER=19 TEXT= vouchers_and_Kubitizki_1990_checked; TEXT CHARACTER=20 TEXT= Vouchers_checked; TEXT TAXON=6 CHARACTER=19 TEXT= NA; TEXT CHARACTER=14 TEXT= 'vouchers;_Kubitizki_1990'; TEXT TAXON=1 CHARACTER=14 TEXT= 'weakly_anadromous,_nearly_isodromous'; TEXT TAXON=4 CHARACTER=14 TEXT= 'Kubitizki_1990_says_"catadromous"'; TEXT TAXON=6 CHARACTER=14 TEXT= NA; TEXT CHARACTER=30 TEXT= 'vouchers;_Kubitizki_1990'; TEXT CHARACTER=31 TEXT= 'vouchers;_Kubitizki_1990'; TEXT CHARACTER=32 TEXT= 'vouchers;_Kubitizki_1990'; TEXT TAXON=2 CHARACTER=32 TEXT= NA; TEXT TAXON=3 CHARACTER=32 TEXT= NA; TEXT TAXON=4 CHARACTER=32 TEXT= NA; TEXT TAXON=5 CHARACTER=32 TEXT= NA; TEXT TAXON=6 CHARACTER=32 TEXT= NA; TEXT CHARACTER=37 TEXT= 'A_zero_score_indicates_no_mention_of_the_presence_of_canals_in_the_literature,_rather_than_a_positive_statement_that_they_do_not_occur_in_a_particular_taxon'; TEXT CHARACTER=38 TEXT= 'Gifford_&_Foster_1988,_White_1961,_1963.'; TEXT TAXON=3 CHARACTER=38 TEXT= 'Gifford_&_Foster_1988:_in_rhizome,_petiole,_root'; TEXT CHARACTER=29 TEXT= 'Bierhorst_1971,_Gifford_and_Foster_1988'; TEXT CHARACTER=39 TEXT= Fabbri_&_Menicanti_1970.__Data_unavailable_for_most_taxa.; TEXT CHARACTER=40 TEXT= Payne_and_Peterson_1973.__Information_available_only_for_a_few_taxa; TEXT TAXON=3 CHARACTER=40 TEXT= 'Payne_and_Peterson_1973_reported_hypodermis_present_in_aquilinum_and_absent_in_latiusculum_(=aquilinum).__Therefore_it_is_prob._a_polymorphic_character_in_the_species'; TEXT CHARACTER=21 TEXT= 'Ogura_1972,_p._92'; TEXT CHARACTER=25 TEXT= 'Bierhorst_1960,_White_1963b,_Kim_et_al._1993'; TEXT CHARACTER=33 TEXT= Vouchers; TEXT TAXON=6 CHARACTER=33 TEXT= Kubitizki_1990; TEXT CHARACTER=34 TEXT= vouchers; TEXT TAXON=6 CHARACTER=35 TEXT= NA; TEXT TAXON=6 CHARACTER=34 TEXT= NA; TEXT CHARACTER=35 TEXT= 'Bierhorst_1971,_p._296_-_all_filicalean_ferns_have_2-4_protoxylem_points'; TEXT TAXON=1 CHARACTER=35 TEXT= 'Bierhorst_1971,_p._296'; TEXT TAXON=5 CHARACTER=35 TEXT= 'Bierhorst_1971:_triarch'; TEXT CHARACTER=42 TEXT= 'General_references_(G&F_1988,_Bierhorst_1971...)'; TEXT CHARACTER=47 TEXT= 'Vouchers;_Tryon_&_Tryon_1982,_Kubitizki_1990,_Bierhorst_1971,_Eames_1936,_Hill_&_Camus_1986'; TEXT CHARACTER=48 TEXT= 'Vouchers;_Bierhorst_1971,_Eames_1936,_Hill_&_Camus_1986,_Kubitizki_1990,_Tryon_&_Tryon_1982.__Round_sori_=_roughly_as_long_as_wide;_elongate_sori_=_longer_than_wide_-_discrete_or_confluent_sori.'; TEXT TAXON=5 CHARACTER=48 TEXT= NA; TEXT TAXON=5 CHARACTER=53 TEXT= NA; TEXT TAXON=5 CHARACTER=54 TEXT= NA; TEXT TAXON=5 CHARACTER=55 TEXT= NA; TEXT TAXON=6 CHARACTER=53 TEXT= NA; TEXT TAXON=6 CHARACTER=54 TEXT= NA; TEXT TAXON=6 CHARACTER=55 TEXT= NA; TEXT CHARACTER=56 TEXT= 'Bierhorst_1971,_Bower_1923,_Tryon_and_Tryon_1982'; TEXT CHARACTER=57 TEXT= 'Kubitizki_1990,_Bower_1923,_1926,_1928,_Tryon_and_Tryon_1982,_Qiu_et_al_1995'; TEXT TAXON=1 CHARACTER=57 TEXT= 'Bierhorst_1971,_p._314'; TEXT TAXON=5 CHARACTER=57 TEXT= Bower; TEXT TAXON=6 CHARACTER=57 TEXT= NA; TEXT CHARACTER=58 TEXT= 'Kubitizki_1990,_Bower_1923,_1926,_1928,_Tryon_and_Tryon_1982,_Qiu_et_al_1995'; TEXT TAXON=1 CHARACTER=58 TEXT= 'Bierhorst_1971,_p._314'; TEXT TAXON=6 CHARACTER=58 TEXT= NA; TEXT CHARACTER=43 TEXT= 'Vouchers_checked_for_most;_Bierhorst_1971,_Bower_1923,_1926,_1928,_Kubitiaki_1990,_Qiu_et_al_1995,_T&T_1982.__See_also_ARS_e-mail_1/11/95_(10:02am)'; TEXT CHARACTER=44 TEXT= 'Vouchers_checked_for_most;_Bierhorst_1971,_Campbell_1918,_Eames_1936,_Gupta_1962,_Kubitizki_1990,_Marschall_1925'; TEXT CHARACTER=45 TEXT= 'Vouchers;_Bierhorst_1968,_1971,_Campbell_1918,_Gupta_1962,_Eames_1936,_Kubitizki_1990,_Marschall_1925'; TEXT TAXON=5 CHARACTER=45 TEXT= Kubitizki_1990; TEXT CHARACTER=49 TEXT= 'See_text_for_explanation_of_scores_restricted_to_taxa_with_bladed_fertile_fronds/segments_only_and_for_references.'; TEXT TAXON=5 CHARACTER=49 TEXT= 'NA,_fertile_segments_without_leaf_blade'; TEXT TAXON=6 CHARACTER=49 TEXT= 'NA,_in_axil_of_leaf:_terminal_on_axil?__Complex_situation_(see_Bierhorst_1971,_Eames_1936,_Ogura_1972,_Tryon_&_Tryon_1982,_Wagner_1977)'; TEXT CHARACTER=68 TEXT= 'Predominantly_sensu_Nayar_and_Kaur_1971_plus_some_primary_literature,_Bierhorst_1971,_Bower_1923,_1926,_1928,_Eames_1936,_Kubitizki_1990,__Tryon_and_Tryon_1982.'; TEXT CHARACTER=69 TEXT= Followed_Nayar_&_Kaur_1971_primarily.__See_text_for_other_gen_refs_that_were_checked; TEXT CHARACTER=70 TEXT= See_text_for_gametophyte_refs; TEXT CHARACTER=71 TEXT= 'Primary_refs:_Boullard_1957,_1979,_Campbell_1908,_Holloway_1930,_Bierhorst_1971,_Nayar_&_Kaur_1971'; TEXT TAXON=5 CHARACTER=71 TEXT= Campbell_1908; TEXT CHARACTER=73 TEXT= 'Bierhorst_1971,_Eames_1936,_Gifford_&_Foster_1988,_Nayar_&_Kaur_1971.__See_text_for_comments_on_heterosporous_ferns'; TEXT CHARACTER=74 TEXT= 'Bierhorst_1971,_Eames_1936,_Gifford_&_Foster_1988,_Nayar_&_Kaur_1971.___See_text_for_comments_on_heterosporous_ferns'; TEXT CHARACTER=75 TEXT= 'Bierhorst_1971,_Campbell_1892,_Eames_1936,_Gifford_&_Foster_1988,_Nayar_&_Kaur_1971,_Stokey_&_Atkinson_1956,_M.D._Turner_(pers._comm._-_Metaxya).'; TEXT TAXON=1 CHARACTER=75 TEXT= '"3"'; TEXT TAXON=5 CHARACTER=75 TEXT= '"8-25_cells",_Tryon_&_Tryon_1982,_Nayar_&_Kaur_1971'; TEXT TAXON=6 CHARACTER=75 TEXT= '"numerous",_Gifford_&_Foster_1988'; TEXT CHARACTER=76 TEXT= 'Bierhorst_1971,_Bower_1926,_Eames_1936,_Nayar_&_Kaur_1971_(p._321),_Stokey_&_Atkinson_1956,_M.D._Turner_(pers._comm.)'; TEXT TAXON=1 CHARACTER=76 TEXT= '4-5'; TEXT TAXON=5 CHARACTER=76 TEXT= '6,_Eames_1936'; TEXT TAXON=6 CHARACTER=76 TEXT= '4-6'; TEXT CHARACTER=77 TEXT= 'Farrar_1967,_1974,_Nayar_&_Kaur_1971'; TEXT CHARACTER=67 TEXT= 'Nayar_&_Kaur_1968,_1971.__See_text_for_other_refs'; TEXT TAXON=6 CHARACTER=67 TEXT= 'Bierhorst_1971,_p._187;_Darnell-Smith_1917,_fig._6;_Whittier_1975:__Looks_polar,_first_wall_parallel_to_equatorial_plane.'; TEXT TAXON=6 CHARACTER=6 TEXT= NA; TEXT CHARACTER=51 TEXT= Vouchers_checked_for_all; TEXT TAXON=5 CHARACTER=51 TEXT= NA; TEXT TAXON=6 CHARACTER=51 TEXT= voucher; TEXT TAXON=6 CHARACTER=77 TEXT= 'Bierhorst_1971,_p._186;__Farrar_&_Johnson-Groh_1990,_p._1168'; TEXT TAXON=11 TEXT= 'Bierhorst_1971,_Boullard_1979,_Brown_1976,_Gifford_&_Foster_1988,_FNA_1992,_Kubitizki_1990,_Ogura_1972,_Schmid_1982,_Tryon_&_Lugardon_1990,_Tryon_&_Tryon_1982,_Brown_1976,_Duckett_1973,_Hauke_1957,_1979,_Johnson_1937,_Scagel_1984'; TEXT TAXON=11 CHARACTER=1 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=2 TEXT= 'NA;_following_arguments_of_Bierhorst_1971_&_Ogura_1972_-_no-one_takes_stand_on_whether_the_sporangiophore_is_leaf_or_stem.__There_are_no_"fertile_leaves".__Sporangiophores_likely_of_stem_origin_with_sporangia_attached_directly_to_stems.'; TEXT TAXON=11 CHARACTER=3 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=4 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=5 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=6 TEXT= NA; TEXT TAXON=11 CHARACTER=7 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=8 TEXT= NA; TEXT TAXON=11 CHARACTER=9 TEXT= 'Ogura_1972,_pgs._124,_125,_248;_Scagel_et_al._1984,_p._441;_Johnson_1937'; TEXT TAXON=11 CHARACTER=10 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=11 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=12 TEXT= 'Parallel_to_preceding_wall:_see_Ogura_1972,_p._242,_Fig._269,_esp._269-4,_269-5.__See_also_email_to_ARS_June_1_1995.__See_also_Hauke_1957,_p._178'; TEXT TAXON=11 CHARACTER=13 TEXT= 'See_Hauke_1957,_p._178,_and_esp._Fig._2:__"Strasburger_pointed_out_that_the_2_outer_cells_were_subsidiary_cells";_Ogura_1972,_p._242,_Fig._269,_esp._Fig._269-4_and_269-5.__Mesogenous_origin_is_very_clear_for_subsidiary_cells.__See_email_to_ARS_6/1/95'; TEXT TAXON=11 CHARACTER=14 TEXT= NA; TEXT TAXON=11 CHARACTER=15 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=16 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=17 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=18 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=19 TEXT= 'NA_(leaves_are_sessile)'; TEXT TAXON=11 CHARACTER=20 TEXT= NA; TEXT TAXON=11 CHARACTER=21 TEXT= 'Ogura_1972,_p._242_"colorless_sclerenchyma";_Brown_1976:_"collenchyme_annulaire"_-_did_tests_showing_E._arvense_did_not_have_sclerenchyma,_but_collenchyma'; TEXT TAXON=11 CHARACTER=22 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=23 TEXT= 'NA_(no_stipe)'; TEXT TAXON=11 CHARACTER=24 TEXT= 'NA_(no_stipe)'; TEXT TAXON=11 CHARACTER=25 TEXT= 'see_Bierhorst_1971,_p._85_and_Fig._27-8_(f-k)'; TEXT TAXON=11 CHARACTER=26 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=27 TEXT= 'Schmid_1982,_p._905'; TEXT TAXON=11 CHARACTER=28 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=29 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=30 TEXT= 'herbarium_specimens;_Hauke_1979:_p._391;_Ogura_1972,_p._240;_Scagel_et_al._1984,_p._441'; TEXT TAXON=11 CHARACTER=31 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=32 TEXT= NA; TEXT TAXON=11 CHARACTER=33 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=34 TEXT= herbarium_specimens; TEXT TAXON=11 CHARACTER=35 TEXT= 'Gifford_&_Foster_1988,_p._187_"triarch_or_tetrarch".__Ogura_1972,_p._247,_249.'; TEXT TAXON=11 CHARACTER=36 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=37 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=38 TEXT= 'Bierhorst_1971,_p._87'; TEXT TAXON=11 CHARACTER=39 TEXT= not_mentionned_in_Fabbri_&_Menicanti_1970; TEXT TAXON=11 CHARACTER=40 TEXT= 'Ogura_1972,_p._129:_"hypodermis_is_present_only_on_abaxial_side_of_leaf"'; TEXT TAXON=11 CHARACTER=41 TEXT= 'Gifford_&_Foster_1988,_p._68,_Fig._6-1'; TEXT TAXON=11 CHARACTER=42 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=43 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=44 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=45 TEXT= NA; TEXT TAXON=11 CHARACTER=46 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=47 TEXT= NA; TEXT TAXON=11 CHARACTER=48 TEXT= NA; TEXT TAXON=11 CHARACTER=49 TEXT= 'NA_(since_the_sporangiophores_have_no_blades)'; TEXT TAXON=11 CHARACTER=51 TEXT= NA; TEXT TAXON=11 CHARACTER=52 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=53 TEXT= NA; TEXT TAXON=11 CHARACTER=54 TEXT= NA; TEXT TAXON=11 CHARACTER=50 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=55 TEXT= NA; TEXT TAXON=11 CHARACTER=56 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=57 TEXT= NA; TEXT TAXON=11 CHARACTER=58 TEXT= NA; TEXT TAXON=11 CHARACTER=59 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=60 TEXT= 'T&L_1991,_p._586:_"circular_aperture_with_large_subapertural_opturator_in_Equisetum_is_unique_in_pteridophytes"'; TEXT TAXON=11 CHARACTER=61 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=62 TEXT= T&L_1991; TEXT TAXON=11 CHARACTER=63 TEXT= 'see_T&L_1991,_p._587,_Fig._11,_to_see_how_thin_perispore_is_relative_to_exospore'; TEXT TAXON=11 CHARACTER=64 TEXT= 'abundant_spherules_seem_to_be_part_of_the_epispore_morphology_-_see_T&L_1991'; TEXT TAXON=11 CHARACTER=65 TEXT= 'T&L_1991,_p._586'; TEXT TAXON=11 CHARACTER=66 TEXT= 'T&L_1991,_p._587,__Figs._8_&_12:_exospore_looks_smooth'; TEXT TAXON=11 CHARACTER=67 TEXT= 'Bierhorst_1971,_p._94_shows_that_the_spore_sheds_its_outer_coat_before_dividing.__Therefore_it_is_impossible_to_determine_the_orientation_of_the_first_division_with_reference_to_the_aperture_since_it_is_no_longer_there_for_reference.'; TEXT TAXON=11 CHARACTER=68 TEXT= 'Duckett_1973:__looks_elongate-thalloid/branched_-_eventually_forming_a_pin-cushion_shape,_i.e._there_is_ultimately_more_dimensionality_here_than_in_other_ribbon-like_gametophytes.__T&T_1982_say_"thallose_strap-shaped,_branched".'; TEXT TAXON=11 CHARACTER=69 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=70 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=71 TEXT= Boullard_1979; TEXT TAXON=11 CHARACTER=72 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=73 TEXT= 'Duckett_1973,_Hauke_1979,_p._392'; TEXT TAXON=11 CHARACTER=74 TEXT= Duckett_1973; TEXT TAXON=11 CHARACTER=75 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=76 TEXT= Gen_refs; TEXT TAXON=11 CHARACTER=77 TEXT= Gen_refs; TEXT TAXON=6 CHARACTER=30 TEXT= 'Ogura_1972,_p._16'; TEXT TAXON=8 TEXT= 'Voucher:_Higashino_1270,_from_Hawaii_(UC).__Unless_otherwise_specified,_sources_(for_the_most_part)_for_character_state_scores_are_the_same_as_those_used_in_Pryer_et_al._1995_(see_Table_1_and_Appendix_2_for_additional_information).'; TEXT TAXON=9 TEXT= 'Based_on_O._reticulatum,petiolatum,engelmanii_to_match_rbcL,18S,atpB_data_sets_(no_polymorphisms)._Voucher=Steyermark_97526,_from_Venezuela_(UC)._Sources_for_character_state_scores_same_as_in_Pryer_et_al._1995_(see_Table_1_&_Appendix_2_for_more_info).'; TEXT TAXON=10 TEXT= 'Based_on_lucidula_&_campiana_to_match_rbcL,atpB,18S_data_sets._Some_polymorphisms,_e.g.,_character_2._Voucher=Rolland-Germain_s.n.,_Quebec_(UC)._Sources_same_as_Pryer_et_al._1995_(also_Table_1_&_Appendix_2);_see_also_Whittier&Webster,_1986,_AFJ_76:48-55.'; TEXT TAXON=12 TEXT= 'Voucher=Chien_5175,_China_(UC);_living_material_from_UC_campus._General_Ginkgo_refs_used_for_scoring:_Gifford_&Foster_1988,_Bierhorst_1971,_Kubitizki_1990,_Arnott_1959_(AJB_46),_Fryns-Claussens_&_van_Cotthem_1973_(Bot_Rev_39),_Rohr_1977_(Cytologia_42).'; TEXT TAXON=10 CHARACTER=2 TEXT= 'H._lucidula_has_nearly_monomorphic_leaves;_H._campiana_has_dimorphic_leaves,_therefore,_scored_as_polymorphism.'; TEXT TAXON=9 CHARACTER=2 TEXT= 'Wagner_(in_Kubitzki,_1990):"_leaf_blade..appears_to_be_phyllodial..results_from..loss_of..morphological_blade_&_retention_of_only..axis_which_becomes_expanded_laterally"_We_score_as_dimorphic,_presuming_dimorphism_(as_in_Botrychium)_before_loss_of_blade.'; TEXT TAXON=12 CHARACTER=2 TEXT= 'The_homologies_of_the_"fertile_blade"_are_still_in_dispute.__It_is_unclear_what_would_be_homologous_to_"fertile_leaves"_in_Ginkgo.'; TEXT TAXON=9 CHARACTER=3 TEXT= 'Blades_lost_in_Ophioglossum_-_see_footnotes_under_character_2_"fertile-sterile_leaf_differentiation"'; TEXT TAXON=9 CHARACTER=4 TEXT= 'N/A'; TEXT TAXON=9 CHARACTER=5 TEXT= 'N/A'; TEXT TAXON=9 CHARACTER=6 TEXT= 'N/A'; TEXT TAXON=9 CHARACTER=7 TEXT= 'N/A'; TEXT TAXON=9 CHARACTER=8 TEXT= 'N/A'; TEXT TAXON=12 CHARACTER=7 TEXT= 'Scored_as_non-anastomosing,_even_though_occasional_and_sporadic_vein_unions_occur_in_about_10%_of_the_leaves_(Arnott,_1959:_AJB_46).'; TEXT TAXON=12 CHARACTER=12 TEXT= 'Ginkgo_scored_same_as_Cycas,_largely_on_basis_of_Fryns-Claussens_&_van_Cotthem_(1973:_Bot._Rev._39:71-138)._In_Ginkgo,_guard_cells_are_formed_by_longitud._division_of_GMC;_all_subsid._cells_are_produced_by_unequal_divisions_of_adjacent_epidermal_cells.'; TEXT TAXON=12 CHARACTER=13 TEXT= 'Ginkgo_scored_same_as_Cycas,_largely_on_basis_of_Fryns-Claussens_&_van_Cotthem_(1973:_Bot._Rev._39:71-138)._In_Ginkgo,_guard_cells_are_formed_by_longitud._division_of_GMC;_all_subsid._cells_are_produced_by_unequal_divisions_of_adjacent_epidermal_cells.'; TEXT TAXON=8 CHARACTER=12 TEXT= 'N/A'; TEXT TAXON=8 CHARACTER=13 TEXT= 'N/A'; TEXT TAXON=8 CHARACTER=21 TEXT= Vandenboschia_has_sclerenchyma_fibers_in_the_cortex_of_the_rhizome_and_probably_also_in_the_periphery_of_the_petiole.; TEXT TAXON=9 CHARACTER=23 TEXT= 'Ophioglossum_scored_as_in_O._vulgatum_(see_Bierhorst,_1971,_p._139).'; TEXT TAXON=9 CHARACTER=24 TEXT= 'Ophioglossum_scored_as_in_O._vulgatum_(Bierhorst,_1971,_p._139).'; TEXT TAXON=12 CHARACTER=24 TEXT= '2_vascular_bundles_run_length_of_petiole_to_blade_base._Score_as_different_character_state_in_future_analyses_since_it_is_clear_what_state_is?_(see_Foster_&_Gifford,_1974:_449;_Bierhorst,_1971:_420).__Could_it_be_a_"broken"_C_-_needs_checking...'; TEXT TAXON=9 CHARACTER=25 TEXT= 'Ophioglossum_is_scored_as_having_circular_bordered_pits,_as_in_O._vulgatum_(Kim_et_al.,_1993).'; TEXT TAXON=10 CHARACTER=25 TEXT= 'Huperzia_(and_species_of_the_H._selago_group)_apparently_has_circular_bordered_pits_(Bierhorst,_1971:_9,_12,_504,_fig._27-8D).'; TEXT TAXON=12 CHARACTER=25 TEXT= 'Ginkgo_has_circular_bordered_pits_(Bierhorst,_1971:_420,_505).'; TEXT TAXON=8 CHARACTER=26 TEXT= 'Vandenboschia_has_dorsiventral_symmetry_in_the_rhizome_(a_polymorphism_in_the_family).'; TEXT TAXON=9 CHARACTER=27 TEXT= 'Most_spp._of_Ophioglossum_have_a_distinct_dictyostele_(M._Gewirtz_&_A._Fahn.__1960.__The_anatomy_of_the_sporophyte_and_gametophyte_of_Ophioglossum_lusitanicum_L.__Phytomorphology_10:_342-351).'; TEXT TAXON=9 CHARACTER=29 TEXT= 'Ophioglossum_has_not_been_reported_to_have_secondary_xylem._(This_score_was_recorded_as_"1"_for_the_analyses_in_Wolf_et_al._in_Soltis_et_al._1998).'; TEXT TAXON=12 CHARACTER=34 TEXT= No_information_located; TEXT TAXON=12 CHARACTER=35 TEXT= No_information_located; TEXT TAXON=10 CHARACTER=36 TEXT= 'H._lucidula_is_terrestrial;_H._campiana_is_epiphytic'; TEXT TAXON=8 CHARACTER=36 TEXT= 'V._davallioides_is_epiphytic_(a_polymorphism_in_the_family).'; TEXT TAXON=12 CHARACTER=37 TEXT= 'Mucilage_canals_abundant_throughout_pith,_cortex,_and_between_leaf_veins_in_Ginkgo_(Kubitzki_1990:_284).'; TEXT TAXON=10 CHARACTER=41 TEXT= '(This_score_was_recorded_as_"?"_for_the_analyses_in_Wolf_et_al._in_Soltis_et_al._1998).'; TEXT TAXON=12 CHARACTER=41 TEXT= 'There_is_a_free-nuclear_phase_in_Ginkgo,_as_in_Cycas_(Foster_and_Gifford,_1974:_456).'; TEXT TAXON=12 CHARACTER=46 TEXT= '>1000_microspores/male_sporangium;_linear_tetrad_of_megaspores_in_female_sporangium_(Foster_&_Gifford,_1974:_452-453);_scored_as_0&2_in_analyses_for_Wolf_et_al_in_Soltis_et_al._1998._Scored_for_microspores_only_here._Megaspores_not_free-sporing.'; TEXT TAXON=8 CHARACTER=46 TEXT= 'Actual__voucher_count_ca._60_(probably_64)_spores/sporangium._Score_reported_for_Cephalomanes_(also_Hymenophyllaceae)_could_be_incorrect,_or_character_may_be_polymorphic_for_family;_literature_reports_may_be_incorrect,_in_part._See_Bower_1923,_p._262-263'; TEXT TAXON=12 CHARACTER=48 TEXT= NA; TEXT TAXON=12 CHARACTER=49 TEXT= 'Microsporangia_and_megasporangia_not_obviously_associated_with_leaves._Homologies_of_fertile_appendages_in_microstrobilus_unknown._Homologies_of_ovuliferous_structure_uncertain_and_speculative_(collar=vestigial_sporophyll?)._See_Foster&Gifford_1974:453.'; TEXT TAXON=12 CHARACTER=60 TEXT= 'Erdtman_1957:_21.__This_score_is_for_free-sporing_microspores.__Megaspores_are_not_free-sporing.'; TEXT TAXON=10 CHARACTER=64 TEXT= 'Huperzia_apparently_lacks_a_perispore_(Tryon_and_Lugardon,_1991:589),_therefore_scored_as_missing_data.'; TEXT TAXON=10 CHARACTER=63 TEXT= 'Huperzia_apparently_lacks_a_perispore_(Tryon_and_Lugardon,_1991:589),_therefore_scored_as_missing_data.__(Score_incorrectly_recorded_as_0_for_analyses_in_Wolf_et_al._in_Soltis_&_Soltis_1997).'; TEXT TAXON=9 CHARACTER=64 TEXT= 'Ophioglossum_s.s._variable_with_regard_to_perispore_patterning._O._vulgatum:_T&L,_1991:_36,_fig._12_=_echinate;_O._lusitanicum:T&L,_1991:37,_fig_16_=_unornamented_(at_least_in_immature_spores).'; TEXT TAXON=12 CHARACTER=65 TEXT= 'Pollen_wall_of_Ginkgo_essentially_3-layered:_fairly_uniform_sexine_(tectum+poorly_developed_baculae),_+_2_nexine_layers_(Rohr,_1977)._One_could_interpret__sexine_as_2-layered_(making_exine_4-layered),_but_baculae_not_nearly_as_well_developed_as_in_cycads'; TEXT TAXON=12 CHARACTER=66 TEXT= Rohr_1977; TEXT TAXON=9 CHARACTER=67 TEXT= 'Appears_polar,_insofar_as_first_cell_division_(Nayar&Kaur,_1971,_p.324;_Whittier&Moyroud,_1993,_AFJ_83:41-46;_Whittier,_1981,_AFJ_71:_13-19)._NB:_Nayar&Kaur_(1971,_p._301)_considered_that_amorphous_germination_might_occur_in_Ophioglossaceae.'; TEXT TAXON=10 CHARACTER=67 TEXT= 'Unable_to_find_information_on_spore_germination_pattern_for_Huperzia;_early_stages_not_seen_by_Whittier_&_Webster,_1986,_AFJ_76:_48-55.'; TEXT TAXON=12 CHARACTER=68 TEXT= 'Male_gametophyte_is_4-celled_upon_release_of_pollen,_ultimately_5-celled.__Female_gametophyte_is_multicellular_(like_cycads),_much_larger,_and_at_first_free-nuclear;_later_there_is_a_cellular_stage_and_the_archegonia_are_produced.__Reword_character?'; TEXT TAXON=12 CHARACTER=73 TEXT= 'NA.__Ginkgo_lacks_antheridia;_the_male_gametophyte_is_completely_contained_within_the_pollen_grain.'; TEXT TAXON=12 CHARACTER=74 TEXT= 'Ginkgo_has_deeply_embedded_archegonia_(Foster_&_Gifford,_1974:_458;_Bierhorst,_1971:_421.'; TEXT TAXON=10 CHARACTER=74 TEXT= 'Huperzia_has_deeply_embedded_archegonia_(Whittier_&_Webster,_1986,_AFJ__76:_48-55),_but_neck_cells_extend_beyond_surface_for_a_least_4_tiers_(was_scored_as_"0"_in_Wolf_et_al._in_Soltis_et_al._1998).'; TEXT TAXON=12 CHARACTER=76 TEXT= 'Archegonial_neck_in_Ginkgo_is_a_tier_only_2_cells_high_(Foster_&_Gifford,_1974:_458).'; TEXT TAXON=10 CHARACTER=76 TEXT= 'Difficult_to_judge_(Whittier_&_Webster,_1986,_AFJ__76:_48-55,_fig._11);__scored_here_as_"1",_1-5_cells.'; TEXT TAXON=10 CHARACTER=77 TEXT= 'Vegetative_reproductive_bodies_are_said_to_be_produced_from_gametophytes_of_Lycopodium_phlegmaria_(=Huperzia),_Bierhorst,_1971:_19,_citing_Treub,_1884.__We_decided_these_were_not_homologous_to_"gemmae"_in_the_usual_sense.'; TEXT TAXON=12 CHARACTER=50 TEXT= 'Presumably_microsporangia_mature_simultaneously,_and_so_do_megasporangia?'; END; BEGIN MACCLADE; Version 3.05; LastModified -1350142544; Singles 1000&/0; END; ’