Perennial herbs, diffusely spreading, distally pilosulous on stems. Stems 1.5–3.5 dm, usually glabrous or glabrescent at base, pilosulous distally, eglan­dular or with scattered small glands. Principal leaves 2–3.5 cm; leaflets 5 or 7(or 9), blades linear to linear-oblanceolate or linear-elliptic, 8–18 mm. Peduncles 0.5–2.5 cm. Inflorescences spikes, moderately densely flowered, not involucrate, (8–)9–10 mm diam.; axis becoming partially visible, 1.5–7.5 cm; bracts early deciduous or proximals persistent, interfloral ones held in place by crowded flowers, 3–5(–6) mm. Calyces subsymmetric, 4–5 mm, pilose-tomentulose; tube 2–2.5(–2.7) mm, prominently to indistinctly 10-ribbed, ± circular in cross section, with 0 glands between ribs, lobes lanceolate or adaxial pair ovate. Corollas rose-purple; not conventionally papilionaceous; banner 5.2–6.2 mm, blade ovate, 2.1–2.6 × (1.6–)2–2.8 mm; epistemonous petals attached at separation of filaments, blades 2.6–3.2 × 0.9–1.3 mm. Stamens 5, 6.3–7.8 mm, filaments distinct to 3.8–5.4 mm, anthers 0.8–1 mm. Legumes 2.8–3.3 mm, pilosulous distally and dotted with small glands. Seeds 2.2 mm. 2n = 14.

Phenology: Flowering late spring–summer.
Habitat: Cedar glades and barrens, on rocky, calcareous soils.
Elevation: 150–500 m.

Distribution

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Ala., Ark., Ga., Mo., Tenn.

Discussion

Dalea gattingeri is a narrow habitat specialist that can be locally common in suitable habitat.

Selected References

None.

Lower Taxa

None.