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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Perennial 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, 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: w North America. [Pires & Sytsma 2002 Amer J Bot 89:1342–1359] —Scientific Editors: Dale W. McNeal, Thomas J. Rosatti.
Key to Themidaceae
Leaf: basal, linear, channeled.
Inflorescence: scape straight; bracts 3, lanceolate; pedicels not jointed, erect.
Flower: perianth parts 6 in 2 petal-like whorls, tube funnel-shaped, lobes narrow- oblong; stamens 6, filaments fused into nectar tube with erect toothed appendages forming crown between anthers, anthers attached near base; style persistent, stigma small, 3-lobed.
Fruit: ± spheric, obtuse-3-angled.
Seed: several per chamber, flat, black-crusted.
3 species: w US, n Mex. (Greek: stamen crown, for appendages of fused filaments)
Previous taxon: Themidaceae
Next taxon: Androstephium breviflorum
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
Copyright © 2012 Regents of the University of California
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|Bioregions in which taxon 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.|
Chart based on elevation range in Manual and elevations and coordinates of CCH records.
Data provided by the participants of the Consortium of California Herbaria.
Note: About half of the CCH records include both elevation and coordinates.
| Data provided by the participants of the Consortium of California Herbaria.
View all CCH records