Dalea wrightii |
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Wright's dalea, Wright's prairie-clover |
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Stems | 0.4–2.6(–3.6) dm, eglandular. |
Inflorescences | spikes, relatively densely flowered, not involucrate, 17–23 mm diam.; axis not to partially visible, (1.5–)2–6 cm; bracts deciduous near anthesis, 6–12 mm. |
Peduncles | absent or very short. |
Stamens | 10, 10–13 mm, filaments distinct to 1.5 mm, anthers 0.5–0.7 mm. |
Corollas | clear yellow, pinkish or orangish brown in age; papilionaceous; banner 7.8–9.5 mm, blade cordate, 2–3 × 2.4–3.4 mm; epistemonous petals attached distal to middle of stamen tube; wings 2.6–3.4 × 1.8–2.3 mm; keel connate valvately, blades (2.6–)3–4(–4.2) × 1.6–2.2 mm. |
Calyces | somewhat asymmetric, slightly recessed opposite banner, (8.5–)9–12.3 mm, densely pilose; tube (2.5–)2.7–3.5 mm, with 4 glands between ribs, lobes triangular-aristate, becoming plumose. |
Legumes | 2.8–3.5 mm, distally with 2 rows of ascending hairs on either side of a glabrescent row, eglandular. |
Seeds | 2–2.8 mm. |
Perennial | herbs, erect to decumbent or ascending, silky-pilose. |
Principal | leaves 1–3.5 cm; leaflets 5, blades rhombic-ovate to lanceolate, 4–15(–20) mm, surfaces apparently eglandular. |
2n | = 14. |
Dalea wrightii |
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Phenology | Flowering early spring–fall. |
Habitat | Rocky grasslands, desert slopes, on limestone. |
Elevation | 500–1800 m. (1600–5900 ft.) |
Distribution |
AZ; NM; TX; Mexico (Chihuahua, Coahuila, Sonora)
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Discussion | Dalea wrightii occurs in southeastern Arizona, southern New Mexico, and trans-Pecos Texas. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. |
Parent taxa | |
Sibling taxa | |
Synonyms | D. wrightii var. warnockii |
Name authority | A. Gray: Smithsonian Contr. Knowl. 3(5): 49. (1852) |
Web links |