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Key to families | Table of families and genera

Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.

 

DALEA

Michelle M. McMahon & Duane Isely


Annual, perennial herb, unarmed, gland-dotted. Leaf: generally odd-1-pinnate; stipules inconspicuous, thread-like or glandular. Inflorescence: spike [or not], dense; bracts generally ± conspicuous. Flower: calyx tube 10-ribbed; banner from receptacle, other petals from side or top of filament column; stamens 5 or 9–10, filaments fused; ovules 2. Fruit: indehiscent, included in or ± exserted from calyx. Seed: 1.
± 165 species: America. (T. Dale, English botanist, 18th century) Incl species sometimes put in Parosela, Petalostemon; except other species here put in Marina, Psorothamnus.
Unabridged references: [Barneby 1977 Mem New York Bot Gard 27:135–582, 650–877]

Key to Dalea

1. Plant hairy, generally prostrate, < 3.5 dm; stamens 9–10

2. Calyx 3–7 mm, lobes ± = tube; inflorescence 8–15 mm wide; corolla ± >= calyx; leaflet margin generally entire ..... D. mollis

2' Calyx ± 7–8 mm, lobes generally > tube; inflorescence generally 14–16 mm wide; corolla < calyx; leaflet margin shallowly lobed or wavy ..... D. mollissima

1' Plant (except inflorescence) glabrous, ascending, generally 2.5–5 dm; stamens 5

3. Inflorescence (except corollas) ± 12–16 mm wide, axis not visible between fruits; calyx tube thinly papery, hairs long, silky, ascending ..... D. ornata

3' Inflorescence (except corollas) 8–12 mm wide, axis visible between fruits; calyx tube firm, ± puberulent ..... D. searlsiae

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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].
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