Crotalaria bahiaensis Windler & S.G. Skinner (1982:198)

Flores, Andréia Silva & Tozzi, Ana Maria Goulart De Azevedo, 2018, A synopsis of the genus Crotalaria (Leguminosae) in Brazil, Phytotaxa 346 (1), pp. 31-58 : 33

1. Crotalaria bahiaensis Windler & S.G. Skinner (1982:198) . ( Fig. 1b )

Type: — BRAZIL. Bahia: Serra Acurua, Rio S. Francisco, 1838, J.S. Blanchet 2827 (holotype: F!; isotypes: BM not seen, BR 8423368 digital image!)

Shrub or subshrub, 0.5–1 m high; branches densely villous or velutinous; internodal stem wings absent. Leaves 3- foliolate, digitate, petioles 1.5–4 cm long; leaflets orbicular, wide- ovate to wide- elliptic, (1.9–)2.4–6.5 × 2.2–5.6 cm, villous or velutinous on both surfaces; stipules 4–5 mm long, linear or triangular. Inflorescence a raceme, 6–20 cm long, opposite to a leaf, crowded; peduncles 0.8–2 cm long. Flowers 11-35, pedicel 5–7 mm long; bracts 4–5 mm long, linear- lanceolate, persistent; bracteoles 1 mm long, linear, persistent; calyx 9–12 mm long, lobes three times as long as the tube, villous; corolla pale yellow; the standard petal 1.3–1.6 × 1.1–1.5 cm; wing petals 1.3–1.6 cm long; keel petals 1.2–1.6 cm long, glabrate or ciliate on the upper margin, untwisted; ovary 3–4 mm long, stipitate; style curved. Legumes 1.2–1.5 × 0.7–0.8 cm, cylindrical, puberulous, brown at maturity, ca. 10-seeded; seeds 3 × 3 mm, seed coat yellow or brown.

Distribution and Ecology: — Crotalaria bahiaensis occurs in the Northeast of Brazil. It is usually found in cerrado vegetation and in areas transitioning from cerrado to caatinga vegetation, on shallow rocky soils.

Selected specimens studied: — BRAZIL. Bahia: Xique-xique , 28 April 1999, Forzza et al. 1405 ( SPF) ; Serra do Açuruá, 3km S. of São Inácio on the Gentio do Ouro road. alt. 500m. 42º 44’W, 11º08’S, 27 February 1977, Harley et al. 19156 ( SPF, UEC). Ceará: Quixadá, May 1912, Löfgren 915 ( RB) .

Figures

FIGURE 1. Habit of (a) Crotalaria brachycarpa Benth. (Ule 7200, HBG), (b) Crotalaria bahiaensis Windler & S.G. Skinner (Harley et al. 19156, SPF), (c) Crotalaria claussenii Benth. (Freitas & Gajardo 524, UEC), (d) Crotalaria flavicoma Benth. (Flores et al. 815, UEC). Scale bar: 5 cm.