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Vascular Plants of California
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Erythronium purpurascens


Higher Taxonomy
Family: LiliaceaeView DescriptionDichotomous Key
Common Name: LILY FAMILY
Habit: Perennial herb from membranous bulb or scaly rhizome. Stem: underground or erect, branched or not. Leaf: basal or cauline, alternate, subopposite, or whorled. Inflorescence: raceme, panicle, +- umbel-like or not. Flower: perianth parts 6 in 2 generally petal-like whorls, often showy; stamens 3 or 6, filaments free or +- fused to perianth, anthers attached at base or near middle; ovary superior or +- so, style 1, entire or 3-lobed. Fruit: capsule or berry. Seed: 3--many, flat or angled, brown to black.
Genera In Family: 16 genera, 635 species: northern temperate. Note: Users strongly encouraged to protect plants by working around need to see underground parts in using keys, e.g., by trying both leads in couplets solely dependent on such characters. Muscari botryoides (L.) Mill. an historical waif in California. Other TJM (1993) taxa moved to Agavaceae (Agave, Camassia, Chlorogalum, Hastingsia, Hesperocallis, Hesperoyucca, Leucocrinum, Yucca), Alliaceae (Allium, Ipheion, Nothoscordum), Amaryllidaceae (Amaryllis, Narcissus, Pancratium), Asparagaceae (Asparagus), Asphodelaceae (Aloe, Asphodelus, Kniphofia), Melanthiaceae (Pseudotrillium, Stenanthium, Toxicoscordion, Trillium, Veratrum, Xerophyllum), Nartheciaceae (Narthecium), Ruscaceae (Maianthemum, Nolina), Smilacaceae (Smilax), Tecophilaeaceae (Odontostomum), Themidaceae (Androstephium, Bloomeria, Brodiaea, Dichelostemma, Muilla, Triteleia), and Tofieldiaceae (Triantha). North American species of Disporum now in Prosartes.
eFlora Treatment Author: Dale W. McNeal, except as noted
Scientific Editor: Dale W. McNeal, Thomas J. Rosatti.
Genus: ErythroniumView DescriptionDichotomous Key


Common Name: FAWN LILY
Habit: Bulb elongate of 1--2 fleshy scales, generally with small, bead-like parts of persistent rhizome. Leaf: 2 (1 in non-flowering pl), basal, 6--35 cm, lanceolate to ovate (solitary basal leaf wider), narrowed to petiole, often mottled, glabrous; margin entire to wavy. Inflorescence: peduncled raceme; flowers 1--10; bracts 0. Flower: showy, generally nodding; perianth parts 6, similar, free, +- lanceolate, +- recurved; stamens 6; style 1, straight or bent downward, stigma entire to 3-lobed. Fruit: capsule, ovoid to oblong. Seed: +- ovoid, +- angular, brown. Chromosomes: n=12.
Species In Genus: +- 29 species: especially temperate North America. Etymology: (Greek: red, from flowers of some) Note: Leaf, flower markings to be noted when fresh, because of fading in pressed specimens.
eFlora Treatment Author: Geraldine A. Allen & Margriet Wetherwax
Unabridged Reference: Applegate 1935 Madroño 3:58--113; Shevock et al. 1990 Madroño 37:261--273; York et al. 2015 Madroño 62:158--166
Erythronium purpurascens S. Watson
NATIVE
Habit: Bulb 25--40 mm, slender. Leaf: 6--15 cm, lanceolate to narrowly ovate, +- wavy-margined, green. Inflorescence: peduncle 7--20 cm, green or faintly +- red; flowers 1--6. Flower: perianth parts 10--20 mm, lanceolate, white with yellow base, pink-purple in age, without sac-like folds at base; stamens 8--12 mm, filaments slender, yellow, anthers +- yellow; style 4--5 mm, yellow, stigma +- entire.
Ecology: Open forest, meadows, rocky places; Elevation: 1100--2700 m. Bioregional Distribution: KR, NCoRH, CaRH, n&c SNH. Flowering Time: May--Aug
Jepson eFlora Author: Geraldine A. Allen & Margriet Wetherwax
Unabridged Reference: Applegate 1935 Madroño 3:58--113; Shevock et al. 1990 Madroño 37:261--273; York et al. 2015 Madroño 62:158--166
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Botanical illustration including Erythronium purpurascens

botanical illustration including Erythronium purpurascens

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Citation for this treatment: Geraldine A. Allen & Margriet Wetherwax 2018, Erythronium purpurascens, in Jepson Flora Project (eds.) Jepson eFlora, Revision 6, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=25189, accessed on June 26, 2019.

Citation for the whole project: Jepson Flora Project (eds.) 2019, Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on June 26, 2019.

Erythronium purpurascens
click for enlargement
© 2009 George W. Hartwell
Erythronium purpurascens
click for enlargement
© 2010 George W. Hartwell
Erythronium purpurascens
click for enlargement
© 2006 George W. Hartwell
Erythronium purpurascens
click for enlargement
© 2010 George W. Hartwell
Erythronium purpurascens
click for enlargement
© 1994 Gary A. Monroe
Erythronium purpurascens
click for enlargement
© 2006 George W. Hartwell

More photos of Erythronium purpurascens in CalPhotos



Geographic subdivisions for Erythronium purpurascens:
KR, NCoRH, CaRH, n&c SNH.
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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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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.