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Lilium occidentale
WESTERN 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.
Genus: LiliumView DescriptionDichotomous Key

Common Name: LILY
Habit: Plant from bulb-like, scaly rhizomes (called bulbs here for brevity), generally not clonal, +- glabrous; bulb scale segments 2--many, if segmented. Stem: erect. Leaf: > 12, +- whorled (often some alternate), sessile, spreading with drooping tips to ascending, generally +- elliptic; veins generally 3; stipule 0. Inflorescence: flowers axillary, 1--40+; bracts generally 2 per flower. Flower: generally radial, generally bell- or funnel-shaped; perianth parts 6 in 2 petal-like whorls, +- lanceolate, base narrowed, generally red-purple-spotted adaxially; stamens 6, gen exceeding to much exceeding perianth, anthers attached at middle (measures are after dehiscence); style 1, stigma 3-lobed. Fruit: capsule, erect, generally +- smooth, loculicidal. Seed: many, flat, in 6 stacks. Chromosomes: n=12.
Species In Genus: +- 100 species: northern temperate, tropical mountains of eastern Asia. Etymology: (Greek: lily) Note: Variable, hybridization common. Many species declining from habitat destruction, collecting; few thrive in gardens. Generally flowers May--Aug.
eFlora Treatment Author: Mark W. Skinner

Lilium occidentale Purdy
NATIVE
Habit: Plant < 2.2 m; bulb spreading-elongate, unbranched, scales 1--2(3)-segmented, longest 0.9--2.5 cm. Leaf: in 1--9 whorls (alternate), 4--27 cm, +- linear or not; margin not wavy. Inflorescence: flowers 1--13(35), pendent. Flower: +- widely bell-shaped, not fragrant; perianth parts 4.3--8.1 cm, reflexed in distal 60%, +- 2-toned, adaxially red to maroon (orange) on distal 50--60%, base yellow to green, with a band of orange or yellow between or not, abaxially strongly green on basal 40--50%; filaments +- parallel, anthers 5--14 mm, dull red or magenta, pollen generally red-brown (+- orange); pistil 3--5.5 cm. Fruit: 2.1--5.4 cm.
Ecology: Coastal scrub or prairie, gaps in conifer forest; Elevation: < 100 m. Bioregional Distribution: n NCo (near Crescent City, Del Norte Co.; Humboldt Bay, Humboldt Co.); Distribution Outside California: southwestern Oregon. Flowering Time: Jun--Aug Note: In disjunct colonies. Central green star of +- all perianths ages yellow or yellow-orange. Threatened by habitat loss, grazing, competition, collecting.
eFlora Treatment Author: Mark W. Skinner
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

Previous taxon: Lilium maritimum
Next taxon: Lilium pardalinum

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botanical illustration including Lilium occidentale

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Citation for this treatment: Mark W. Skinner 2016. Lilium occidentale, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=30948, accessed on February 11, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 11, 2016.


Lilium occidentale
click for enlargement
© 2010 Dana York
Lilium occidentale
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© 2000 John Game
Lilium occidentale
click for enlargement
© 2010 Dana York
Lilium occidentale
click for enlargement
© 2010 Dana York
Lilium occidentale
click for enlargement
© 2010 Dana York

More photos of Lilium occidentale in CalPhotos


Geographic subdivisions for Lilium occidentale:
n NCo (near Crescent City, Del Norte Co.; Humboldt Bay, Humboldt Co.);
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.