Dalea pringlei |
Dalea reverchonii |
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Pringle's dalea, Pringle's prairie clover |
Comanche Peak prairie clover |
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Stems | 1.5–2 dm, eglandular. |
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Inflorescences | spikes, loosely flowered, not involucrate, 8–10 mm diam.; axis visible, 1.5–5 cm; bracts deciduous, 2.5 mm. |
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Peduncles | 0–1 cm. |
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Stamens | 5, 6.1–7.2 mm, filaments distinct to 3.3–4 mm, anthers 0.7–0.9 mm. |
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Corollas | magenta-purple; not conventionally papilionaceous; banner 4.3–4.6 mm, blade ovate to elliptic, 2.1–2.3 × 1.8–2 mm; epistemonous petals attached at separation of filaments, blades 2.6–3 × 1.1–1.3 mm. |
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Calyces | subsymmetric, 4.2–4.6 mm, silky-pilosulous to -tomentulose, hairs subappressed; tube 1.9–2.1 mm, with ribs leading to sinuses stronger than those leading to lobes, tube appearing bluntly 5-angled, with 0 glands between ribs, lobes lanceolate-acuminate or adaxial pair triangular-acuminate. |
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Legumes | 3.1–3.5 mm, pilosulous and gland-dotted distally. |
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Seeds | 1.3 mm. |
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Perennial | herbs, decumbent, pilosulous. |
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Principal | leaves 2–3 cm; leaflets 7 or 9, blades linear-oblong or -oblanceolate, 5–12 mm. |
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Dalea pringlei |
Dalea reverchonii |
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Phenology | Flowering spring–early summer (fall). | |
Habitat | Rocky limestone soils. | |
Elevation | ca. 400 m. (ca. 1300 ft.) | |
Distribution |
sw United States; n Mexico
|
TX |
Discussion | Varieties 3 (1 in the flora). Two varieties of Dalea pringlei occur in Mexico. Variety multijuga Barneby is found in Chihuahua, Sinaloa, and Sonora, while var. oxyphyllidia Barneby is restricted to the Río Mayo area of Sonora. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Dalea reverchonii occurs in Hood, Parker, and Wise counties in north-central Texas. It is in the Center for Plant Conservation’s National Collection of Endangered Plants. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | ||
Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Petalostemon reverchonii | |
Name authority | A. Gray: Proc. Amer. Acad. Arts 17: 201. (1882) | (S. Watson) Shinners: Field & Lab. 17: 84. (1949) — (as reverchoni) |
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