Astragalus hidalgensis (Rydb.) Barneby var. hidalgensis

Castillón, Eduardo Estrada, Quintanilla, José Ángel Villarreal, Delgado-Salinas, Alfonso & Rebman, Jon P., 2023, The genus Astragalus (Leguminosae: Papilionoideae: Galegeae) in Mexico, Phytotaxa 586 (1), pp. 1921-1935 : 1921-1935

41.1. Astragalus hidalgensis (Rydb.) Barneby var. hidalgensis

Type:— MEXICO, Hidalgo, Sierra de la Mesa, 31 July to August 1, 1905, Rose 5132 (holotype (based on Atelophragma hidalgense Rydb. ): NY000000006104 digital image!: isotype US 0004123 digital image!) .

Atelophragma hidalgense Rydb., Bull. Torrey Bot. Club 55: 159. 1928

Astragalus strigulosus var. gracilis Hemsl., Biol. Centr. - Amer., Bot. 1: 266. 1880.

Characteristically with flattened pods, and short racemes.

Distribution:— Hidalgo and Queretaro ( Fig. 11 ).

Habitat:— Rholytic, stony and rocky brown soils and wet slopes, hillsides; tropical deciduous forest; oak forest; pine-oak forest; roadside; 1400–2200 m.

Specimens examined:—HIDALGO: 11 February1982, Brecha Trancas-Nicolás Flores, a 16 km al NE de Tranchas (Cerro Prieto), P. Tenorio L. 25, R. Hernández M. ( MEXU, NY) ; 26 June 1939, Mountain ravine. Alt. 4500 ft., V. H. Chase 7160 ( NY) ;; 9 July 1992, Entre la Ventolera y Verdosas, V. M. Huerta B. 1681 ( IEB, MEXU) ; 25 January 1991, Los Beneficios , por Carricillo, J. I. Guadián M. 9122 ( ENCB, IEB, MEXU) ; 14 August 1965, 7 km al N de Cardonal , L. González Q. 2870 ( ENCB) . QUERÉTARO: 22 November 1994, Alrededores del poblado El Doctor, J. Orozco H. 11011, R. Hernández M., C. Orozco L. ( ENCB, IEB, MEXU)

Figures

FIGURE 11. Map showing the distribution of Astragalus hartmanii, A. hartwegii, A. helleri, A. hidalgensis var. hidalgensis, and A. hidalgensis var. protensus in Mexico.