Astragalus nuttallianus DC. var. imperfectus (Rydb.) Barneby, Leafl.

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

publication ID

https://doi.org/ 10.11646/phytotaxa.586.1.1

DOI

https://doi.org/10.5281/zenodo.7713895

persistent identifier

https://treatment.plazi.org/id/0D132D31-FFF4-5F43-B6AE-A8EAFECE2F80

treatment provided by

Plazi

scientific name

Astragalus nuttallianus DC. var. imperfectus (Rydb.) Barneby, Leafl.
status

 

62.3. Astragalus nuttallianus DC. var. imperfectus (Rydb.) Barneby, Leafl. View in CoL West. Bot. 3: 1009. 1942

Type:— USA, Nevada, Nye County, Rhyolite , 17 May 1909, Heller 9637 (holotype (based on Hamosa imperfecta ) NY00011921 !; isotype: RENO009575 digital image!, PH00013580 digital image!) .

Hamosa imperfecta Rydb., Bull. Torrey Bot. View in CoL Club 54: 329. 1927.

Leaflets elliptic, none retuse; calyx teeth short, 1–2 mm long; the tube 1.9–2.8 mm long, the trichomes appressed o slightly ascendant, up to 0.8 mm long.

Distribution:— Northwestern Mexico, Baja California in northeastern (Cucupa Mts.), at El Mármol, 12 km N to Santa Ynés Ranch (29°53’N – 114°51’W); in Sonora, isolated at the northwestern, adjacent to the Pinacate Volcano (31°46’N – 113°26’W) and isolated also in San Carlos Bay (27°58’N – 111° 04’W). Also, in Colorado, Utah, California, and Arizona ( USA) ( Fig. 19 View FIGURE 19 ).

Habitat:— Adjacent to coastal dunes; gravel soils; bottom of canyons; stony plains; alluvial plains; desert scrubland; 1–420 m.

Specimens examined:— BAJA CALIFORNIA: 18 April 1905, Crater, Arrobrito, Cucapa Mts., D. MacDougal 203 ( NY) , 24 February1973, Agua Dulce, R. Moran 20260, J. L. Reveal ( NY) ; SONORA: 15 April 1992, Campo Rojo, east side of Pinacate volcanic field, R. S. Felger 92-481B, S. W. Whitely ( MEXU, NY) ; 15 May 2010, Ánimas Valley , 58.7 km (byr air) E. of Agua Prieta, Cuenca Los Ojos Foundation property, T. R. Van Devender 2010-406, A. L. Reina, C. Roll ( MEXU, USON) ; 23 March 1970, Mpio. Puerto Peñasco, ca. 0.5 km S of Pinacate Peak, Sierra Pinacate, R. S. Felger 19310 ( USON 15 April 1992, Campo Rojo, east side of Pinacate volcanic field, R. S. Felger 92-481B. S. W. Whitely ( MEXU).

MEXU

MEXU

USON

USON

NY

William and Lynda Steere Herbarium of the New York Botanical Garden

MEXU

Universidad Nacional Autónoma de México

USON

Universidad de Sonora

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Fabales

Family

Fabaceae

Genus

Astragalus

Loc

Astragalus nuttallianus DC. var. imperfectus (Rydb.) Barneby, Leafl.

Castillón, Eduardo Estrada, Quintanilla, José Ángel Villarreal, Delgado-Salinas, Alfonso & Rebman, Jon P. 2023
2023
Loc

Hamosa imperfecta

Rydb. 1927: 329
1927
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