Astragalus insularis Kellog var quentinus M. E. Jones, Contr. W. Bot.

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

48.3. Astragalus insularis Kellog var quentinus M. E. Jones, Contr. W. Bot. 8: 6. 1898

Type:— MEXICO, Baja California, San Quintin, 12 April 1886, Orcutt 1327 (holotype: BM000931689 digital image!: isotype: NY00005805 !) .

This variety has a localized geographical distribution.

Distribution:— Endemic to Baja California, it is distributed from Vicente Guerrero and San Quintín (30°39’N – 115°32’W) south to San Carlos, Santa Catarina and Canoas (29°28’N – 115°11’W) ( Fig. 14 ).

Habitats:— Silty soils with rocks; canyons along washes; dunes; slopes near roads; along beds of dry streams; slopes, next to intermittent streams, with Fouquieria , Pachycormus, Machaerocereus, Opuntia, Atriplex , Larrea, Trixis, Lophocereus , Yucca, Salvia, Solanum ; coastal scrub; 180– 210 m.

Specimens examined:— BAJA CALIFORNIA: 4 April 1998, Ca 0.6 millas S del camino a Bahía de los Ángeles y aprox. 17 millas al este de El Crucero y su cruce con la autopista 1, J. Rebman 5028 (BCMEX, SD); 9 April 1931, Norte Socoro canyon from sign post to beach, I. L. Wiggins 5217 (CAS); 29 March 1984, Ammonite Canyon at its junction with Arroyo Santa Catarina, 5.4 miles E of Santa Catarina Landing on the road to Rancho Santa C, A. C. Sanders 5555, E. Rodriguez, J. West et al. (NY); 10 April 1931, Rosario Wash, I. L. Wiggins 5244 (CAS, NY); I-1889, San Quentin Bay, E. Palmer 719 (CAS, NY); 24 February1938, Norte Camp 2 mi. S. of Mesquital, I. L. Wiggins 7767 (CAS); 10 January 1976, Highway 1 2 km south of San Martin, D. Johnson 149 (CAS); 22 April 1886, Plains near San Quentin bay, C. R. Orcutt 1327 (NY); 23 March 1970, Arroyo el Cuervito, cerca de la boca, R. Moran 17088 (SD).

Figures

FIGURE 14. Map showing the distribution of Astragalus insularis var. insularis, A. insularis var. hardwoodii, A. insularis var. quentinus, A. jalicensis and A. legionensis in Mexico.