Directory       News       Site Map       Home
    Jepson eFlora: Taxon page
Key to families | Table of families and genera

Previous taxon 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 |
Previous taxon


Robert E. Preston & Staria S. Vanderpool

Annual, perennial herb, shrub, often ill-smelling. Leaf: generally 1-palmate, generally alternate, generally petioled; stipules generally minute, often bristle-like or hairy; leaflets 0 or 3–7. Inflorescence: raceme, head, or flowers 1, expanded in fruit; bracts generally 3-parted below, simple above, or 0. Flower: generally bisexual, radial to ± bilateral; sepals generally 4, free or fused, generally persistent; petals generally 4, free, ± clawed; stamens generally 6, free, exserted, anthers generally coiling at dehiscence; ovary superior, generally on stalk-like receptacle, chamber generally 1, placentas generally 2, parietal, style 1, persistent, stigma generally minute, ± head-like. Fruit: 2 nutlets or generally capsule, septicidal; valves generally 2, deciduous, leaving septum (frame-like placentas) behind; pedicel generally ± reflexed to spreading.
17 genera, ± 150 species: widespread tropics to arid temperate. [Iltis & Cochrane 2007 Novon 17:447–451] Treated as Capparaceae in TJM (1993). —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Ernst 1963 J Arnold Arbor 44:81–93]

Key to Cleomaceae

Annual, generally glabrous. Stem: generally ascending to erect, sometimes prostrate when older, generally branched from base, often red-tinged. Leaf: generally many; petiole generally 7–20 mm; leaflets generally 3. Inflorescence: raceme, ± terminal, flowers 1 in leaf axils, or both; pedicel generally 4–25 mm. Flower: parts generally yellow; sepals fused in basal 1/3, generally entire; petals ± sessile, upper 2 often recurved. Fruit: 2–6 mm, often wider than long; septum elliptic to round; receptacle stalk-like. Seed: < 10.
± 10 species: arid western North America. (Diminutive of Cleome) [Holmgren 2004 Brittonia 56:103–106]

Key to Cleomella

C. hillmanii A. Nelson var. hillmanii HILLMAN'S CLEOMELLA
Stem: 5–55 cm, erect, smooth, branches 0 or generally from lower nodes. Leaf: petiole 2–6 cm; leaflets 0.8–2.4 cm, elliptic to ovate. Inflorescence: raceme 3–10 cm. Flower: sepals 1–2 cm, lance-ovate; petals 4–8 mm, yellow; stamens 8–12 mm, anthers 2.5–3 mm; style 1–2 mm. Fruit: 3.5–6 mm, 4–10.5 mm wide; valves conic; receptacle 7–15 mm, generally spreading.
Alkaline meadows and flats; 1220–1462 m. Modoc Plateau (Lassen Co.); to Oregon, Idaho, Nevada. May [Online Interchange] {CNPS list}
Unabridged note: Cleomella hillmanii var. goodrichii (S.L. Welsh) P.K. Holmgren in Idaho, Utah.

Previous taxon: Cleomella brevipes
Next taxon: Cleomella obtusifolia


Name search

Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora,, accessed on Nov 28 2015
Citation for this treatment: [Author of taxon treatment] 2013. Cleomella, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on Nov 28 2015

Copyright © 2014 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.

Geographic subdivisions indicated for the distribution of Cleomella hillmanii var. hillmanii 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).

View elevation by latitude chart
Data provided by the participants of the Consortium of California Herbaria.
View all CCH records


CCH collections by month

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