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Erythronium
FAWN LILY

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.

Erythronium
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, stigma entire to 3-lobed. Fruit: capsule, ovoid to oblong. Seed: +- ovoid, +- angular, brown. Chromosomes: n=12.
Species In Genus: +- 27 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
Jepson Online Interchange
Key to Erythronium

Previous taxon: Clintonia uniflora
Next taxon: Erythronium californicum

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Citation for this treatment: Geraldine A. Allen 2016. Erythronium, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=9511, accessed on August 27, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on August 27, 2016.


Erythronium shastense
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© 2015 Len Lindstrand III
Erythronium shastense
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© 2015 Len Lindstrand III
Erythronium grandiflorum
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© 2010 California Academy of Sciences
Erythronium shastense
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© 2014 Julie Kierstead Nelson
Erythronium albidum
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© 2016 Keir Morse
Erythronium purpurascens
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© 2006 George W. Hartwell

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