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J. Chris Pires, except as noted

Perennial herb from corm, outer coat fibrous [membranous]. Leaf: basal, 1–10, linear to narrow-lanceolate. Inflorescence: scapose, generally umbel-like; scape erect, generally 1(2), cylindric, generally rigid, occasionally wavy to twining; flower bracts 2–4[10], not enclosing flower buds. Flower: perianth parts 6 in 2 petal-like whorls, free or ± fused below into tube; staminodes 0 or 3; stamens 3 or 6, free or fused to perianth, occasionally appendaged; ovary superior, chambers 3, ovules 2–several per chamber. Fruit: capsule, loculicidal.
10–11 genera, 60–70 species: western North America. [Pires & Sytsma 2002 Amer J Bot 89:1342–1359] —Scientific Editors: Dale W. McNeal, Thomas J. Rosatti.

Key to Themidaceae


J. Chris Pires & Robert E. Preston

Daughter corms often present. Leaf: generally 1–6, linear, generally crescent-shaped in ×-section, glabrous, entire, often withered at flower. Inflorescence: open; scape 2–70 cm, generally slender, generally straight, cylindric; bracts scarious; pedicels generally > flowers, generally < 13 cm. Flower: perianth tube bell- to funnel-shaped, green-white, lobes erect to spreading, violet to lavender, occasionally pink, midribs purple or green; staminodes (0)3, generally ± erect, opposite outer lobes, white to violet or lavender, lateral margins flat, incurved, or inrolled; stamens 3, equal, fused to perianth, opposite inner lobes, filaments occasionally winged or appendaged, free or fused basally to staminodes, generally not forming crown-like tube, anthers attached at base, appressed to style, abaxially papillate; style 1, stigma lobes 3, spreading and recurved. Fruit: sessile, ovoid. Seed: oblong, black, lined, angles ridged.
± 18 species: mostly endemic to California. (James Brodie, Scottish botanist, 1744–1824) [Preston 2006 Novon 16:254–259] Several undescribed taxa, hybrids under study. Brodiaea matsonii R.E. Preston described from Shasta Co., 2010.
Unabridged references: [Preston 2006 Madroño 53:46–54; Chester et al. 2007 Madroño 54:187–198]

Key to Brodiaea

Inflorescence: scape 20–70 cm, stout; pedicels <= 11 cm. Flower: perianth 28.5–42 mm, tube 8–12.5 mm, cylindric, translucent, splitting in fruit, lobes 19.5–30 mm, violet with green midrib, ascending, tips recurved, outer 3.5–5.5 mm wide, inner 5.5–8 mm wide; staminodes reflexed at tip, 14.5–21.5 mm, white to lavender, linear, margins generally flat, 1/4 inrolled; filaments 7.5–12.5 mm, anthers 8–11.5 mm, linear; ovary 5.5–8 mm, style 15.5–23.5 mm.
n=12. Open mixed-evergreen forest, chaparral, gravelly soil; 40–1220 m. Inner North Coast Ranges (Napa, Lake, Sonoma cos.). [Brodiaea californica Lindl. subsp. leptandra (Greene) J.C. Pires; Brodiaea californica var. leptandra (Greene) Hoover; Hookera leptandra Greene; Hookera synandra A. Heller] May–Jul [Online Interchange] {CNPS list}

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Next taxon: Brodiaea minor


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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora,, accessed on Nov 25 2015
Citation for this treatment: [Author of taxon treatment] 2013. Brodiaea, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on Nov 25 2015

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Geographic subdivisions indicated for the distribution of Brodiaea leptandra 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.
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.