Dalea tenuis |
Dalea pringlei |
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pinkglobe prairie clover |
Pringle's dalea, Pringle's prairie clover |
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Stems | 1.5–4(–5) dm, sparsely glandular-punctate. |
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Inflorescences | spikes, densely flowered, not involucrate, 7–12 mm diam.; axis not visible, 0.5–2.5 cm; bracts persistent through anthesis, 1.5–4.5 mm. |
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Peduncles | 2.5–18 cm. |
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Stamens | 5, 6–8.5 mm, filaments distinct to 2.5–4.8 mm, anthers 0.8–1 mm. |
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Corollas | pink; not conventionally papilionaceous; banner 4.6–5.8 mm, blade ovate, 2.2–2.5 × 1.5–2.8 mm; epistemonous petals attached at separation of filaments, blades 2.7–3.1 ×1–1.3 mm. |
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Calyces | subsymmetric, 3–5.2 mm, silky-pilosulous, base with subappressed and retrorse hairs; tube 2–3.1 mm, with 0 glands between ribs, lobes subulate or adaxial pair triangular-ovate. |
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Legumes | 3.6 mm, glabrous or apically pilosulous, eglandular. |
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Seeds | apparently unknown. |
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Perennial | herbs, erect, glabrous or sparsely pilosulous. |
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Principal | leaves 1.5–3.5 cm; leaflets 3 or 5, blades linear, 6–15 mm. |
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Dalea tenuis |
Dalea pringlei |
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Phenology | Flowering late spring–early summer (fall). | |
Habitat | Rocky limestone soils. | |
Elevation | 200–600 m. (700–2000 ft.) | |
Distribution |
OK; TX |
sw United States; n Mexico
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Discussion | Dalea tenuis is largely a species of central Texas occurring as far east as McLennan County and south to Bandera County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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.) |
Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | ||
Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Petalostemon violaceus var. tenuis, P. tenuis | |
Name authority | (J. M. Coulter) Shinners: Field & Lab. 17: 84. (1949) | A. Gray: Proc. Amer. Acad. Arts 17: 201. (1882) |
Web links |