Dalea sabinalis
Field & Lab. 17: 83. 1949.
Perennial herbs, erect, glabrous proximal to inflorescences. Stems 2.5–5(–6) dm, sparsely gland-dotted. Principal leaves 2–4 cm; leaflets 11–17, blades linear-oblanceolate, 7–15 mm. Peduncles 6–12 cm. Inflorescences spikes, relatively loosely flowered, not involucrate, 6.5–8 mm diam.; axis usually partially visible at anthesis, 4–9 cm; bracts early deciduous, 3 mm. Calyces asymmetric, recessed opposite banner, 3–3.3 mm, glabrous, lobes sometimes pilosulous; tube 2.3–2.5 mm, greenish intervals between ribs eglandular, lobes subulate or adaxial pair triangular-ovate. Corollas pink to rose; not conventionally papilionaceous; banner 5.4 mm, blade deltate-obcordate, 2.5 × 3 mm; epistemonous petals attached at separation of filaments, blades 3 × 1.5 mm. Stamens 5, 5–6 mm, filaments distinct to 2.5–3 mm, anthers 0.6 mm. Legumes 3 mm, glabrate, margins ± short-ciliate distally, minutely gland-dotted. Seeds 1.5–2.1 mm.
Phenology: Flowering spring.
Habitat: Open slopes, limestone soils.
Elevation: 500–600 m.
Distribution
Tex.
Discussion
Dalea sabinalis was first found at the entrance to Sabinal Canyon in Bandera County, but collections are known also from nearby Uvalde and Val Verde counties; it has not been collected since the 1950s, and no extant populations are known.
Selected References
None.