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Vascular Plants of California
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Lithophragma heterophyllum


Higher Taxonomy
Family: SaxifragaceaeView DescriptionDichotomous Key
Common Name: SAXIFRAGE FAMILY
Habit: Perennial herb from caudex or rhizome, generally +- hairy. Stem: often +- leafy on proximal 1/2, rarely trailing and leafy throughout. Leaf: generally simple, basal and/or cauline, generally alternate, generally petioled; veins +- palmate. Inflorescence: raceme or panicle, generally +- scapose. Flower: generally bisexual, generally radial; hypanthium free to +- fused to ovary; calyx lobes generally 5; petals generally 5, free, generally clawed, generally white; stamens 3, [4], 5, 8, or 10; pistils 1 (carpels +- fused, ovary lobed, chambers 1 or 2, placentas generally 2(3), axile or parietal or occasionally proximally axile and distally marginal in ovary lobes) or 2 (carpels free, placentas marginal), ovary nearly superior to inferior, occasionally more superior in fruit, styles generally 2(3). Fruit: capsule (generally 2(3)-beaked, valves generally 2(3), generally equal) or 2 follicles. Seed: generally many, small.
Genera In Family: +- 30 genera, 600 species: especially northern temperate, arctic, alpine; some cultivated (Bergenia, Darmera, Heuchera, Saxifraga, Tellima, Tolmiea). Note: California Mitella moved to Mitellastra, Ozomelis, Pectiantia; Suksdorfia ranunculifolia to Hemieva. Parnassia moved to Parnassiaceae.
eFlora Treatment Author: Michael S. Park & Patrick E. Elvander, except as noted
Scientific Editor: Bruce G. Baldwin.
Genus: LithophragmaView DescriptionDichotomous Key


Common Name: WOODLAND STAR
Habit: Rhizome slender, scaleless, bearing bulblets. Leaf: basal and cauline, reduced distally on stem, generally alternate, increasingly more deeply lobed from younger basal to distal cauline; blade round, base cordate to reniform, +- lobed, generally toothed. Inflorescence: raceme; bracts scale-like or 0. Flower: hypanthium generally partly fused to ovary; petals generally lobed or toothed; stamens 10; pistil 1, ovary superior to +- inferior, chamber 1, placentas 3, parietal, styles 3. Fruit: capsule, 3-beaked, valves 3.
Etymology: (Greek: rock hedge, from habitats)
Unabridged Note: Generic names ending in -phragma are considered of neuter, not feminine, gender.
Reference: Kuzoff et al. 1999 Syst Bot 24:598--615
Unabridged Reference: Taylor 1965 U Calif Publs Bot 37:1--122
Lithophragma heterophyllum (Hook. & Arn.) Hook. & Arn. ex Torr. & A. Gray
NATIVE
Habit: Plant 15--50 cm. Leaf: basal blade +- 3--5-lobed, teeth generally round. Inflorescence: flowers 3--12; pedicel 0.5--2 mm; distal bracts often with axillary bulblets. Flower: hypanthium bell-shaped, base truncate, part fused to ovary << free part; petals 5--12 mm, obovate, 3-lobed, white; ovary superior. Seed: spiny. Chromosomes: 2n=14.
Ecology: Shaded slopes; Elevation: < 1500 m. Bioregional Distribution: NCoRO, s NCoRI (Solano, Napa cos.), n SNH (Calaveras Co.), SnFrB, SCoR. Flowering Time: Feb--Jun
Jepson eFlora Author: Michael S. Park & Patrick E. Elvander
Reference: Kuzoff et al. 1999 Syst Bot 24:598--615
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

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Citation for this treatment: Michael S. Park & Patrick E. Elvander 2012, Lithophragma heterophyllum, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=31244, accessed on April 18, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on April 18, 2024.

Lithophragma heterophyllum
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©2017 Neal Kramer
Lithophragma heterophyllum
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©2017 Neal Kramer
Lithophragma heterophyllum
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©2007 Neal Kramer
Lithophragma heterophyllum
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©2005 Keir Morse
Lithophragma heterophyllum
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©2014 Neal Kramer

More photos of Lithophragma heterophyllum
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Geographic subdivisions for Lithophragma heterophyllum:
NCoRO, s NCoRI (Solano, Napa cos.), n SNH (Calaveras Co.), SnFrB, SCoR.
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map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).





 

Data provided by the participants of the  Consortium of California Herbaria.
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All markers link to CCH specimen records. The original determination is shown in the popup window.
Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time (fruiting time in some monocot genera).