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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.
Species In Genus: 12 species: western North America. Etymology: (Greek: rock hedge, from habitats)
Unabridged Note: Generic names ending in -phragma are considered of neuter, not feminine, gender.

Lithophragma heterophyllum (Hook. & Arn.) 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
Unabridged Note: Expanded author citation: Lithophragma heterophyllum (Hook. & Arn.) Hook. & Arn. ex Torr. & A. Gray
eFlora Treatment Author: Michael S. Park & Patrick E. Elvander
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Citation for this treatment: Michael S. Park & Patrick E. Elvander 2016. Lithophragma heterophyllum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=31244, accessed on February 10, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 10, 2016.


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

More photos of Lithophragma heterophyllum in CalPhotos


Geographic subdivisions for Lithophragma heterophyllum:
NCoRO, s NCoRI (Solano, Napa cos.), n SNH (Calaveras Co.), SnFrB, SCoR.
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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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).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.