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AMARYLLIDACEAE AMARYLLIS FAMILY

Dale W. McNeal

Perennial herb, generally from bulb, coat membranous. Stem: erect, generally cylindric, solid. Leaf: basal, sessile. Inflorescence: scapose, umbel-like or 1-flowered; bracts generally 2(8), conspicuous, ± fused. Flower: perianth often with a conspicuous, ± tubular crown, parts 6, in 2 whorls, petal-like, [free to] ± fused, radial or not; stamens 6, ± fused to perianth, ± united, anthers attached at base; ovary inferior, chambers 3, each many-ovuled, style 1, stigmas 1 or 3. Fruit: generally capsule, dry, loculicidal, or fleshy berry.
± 60 genera, 800 species [Meerow & Snijman 2006 Aliso 22:355–366] —Scientific Editor: Thomas J. Rosatti.

Key to Amaryllidaceae

LEUCOJUM
Perennial herb, bulb 8–45 mm. Stem: compressed, 2-winged. Leaf: several, to 10 cm, thread-like to broadly linear. Inflorescence: umbel-like, 1–7 flowered, appearing before leaves withered; bracts 1–2; pedicels 25–70 mm. Flower: nodding, perianth bell-shaped, crown 0. Fruit: ± fleshy, loculicidal. Seed: many, black.
2 species: naturalized in Europe, eastern United States, elsewhere; native to southern Europe. (Greek: white violet) [Lledo et al. 2004 Plant Syst Evol 246:223–243]

L. aestivum L. SNOWFLAKE
WAIF
Perennial herb, bulb 25–45 mm. Stem: (15)30–60 cm, stout, hollow. Inflorescence: 2–5(7)-flowered; bracts 2, free or fused along 1 side. Flower: perianth parts white, each with a green spot below thickened tip; stamens free, stigma unlobed.
Garden escape in urban areas, persisting at old homesteads; < 500 m. Great Central Valley, South Coast, expected elsewhere; eastern North America, other temperate areas; native to Europe. Dec–Jun [Online Interchange]

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Apr 20 2014
Citation for this treatment: [Author of taxon treatment] 2012. Leucojum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=30796, accessed on Apr 20 2014

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Bioregions in which Leucojum aestivum occurs 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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CCH collections by month

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