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THEMIDACEAE BRODIAEA FAMILY

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

TRITELEIA

J. Chris Pires & Glenn Keator

Corm spheric, tan; daughter corms sessile. Leaf: 1–3, generally narrow-lanceolate, keeled, glabrous, entire, often withered at flower. Inflorescence: umbel-like, open; bracts ± lanceolate, ± scarious; pedicels ± erect, generally > perianth; flowers generally many. Flower: perianth tube generally funnel-shaped, lobes generally ascending to spreading; stamens 6, attached to perianth tube at 1 level or alternately at 2 levels, equal or short alternating with long, filaments free, appendages forming crown or generally 0, anthers attached at middle, generally angled away from stigma; ovary stalked, style 1, stigma ± 3-lobed. Fruit: generally stalked, ovoid. Seed: ± spheric, black-crusted.
15 species: western North America, especially northern and central California. (Greek: 3 complete, for flower parts in 3s)
Unabridged references: [Hoover 1941 Amer Midl Naturalist 25:73–100]

Key to Triteleia

T. peduncularis Lindl. LONG-RAYED BRODIAEA
NATIVE
Leaf: 20–40 cm, 5–15 mm wide. Inflorescence: scape 10–80 cm, smooth; pedicels 20–180 mm, straight. Flower: perianth 15–28 mm, white, often flushed violet abaxially, tube 7–11 mm, acute at base, lobes 10–16 mm; stamens attached alternately at 2 levels, unequal, filaments 1–1.5 mm and 2–3 mm, ± linear, anthers 2–4 mm, white; ovary = stalk, bright yellow.
n=7,14. Wet grassland, vernal streams and pools, conifer and foothill woodland, often serpentine; < 800 m. Northwestern California, n&c Central Western California. May–Jul [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 23 2014
Citation for this treatment: [Author of taxon treatment] 2012. Triteleia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=47363, accessed on Apr 23 2014

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click for enlargement Triteleia peduncularis
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© 2013 Aaron Arthur

Bioregions in which Triteleia peduncularis 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.