Astragalus humistratus A. Gray var. sonorae (A. Gray) M. E. Jones
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publication ID |
https://doi.org/ 10.11646/phytotaxa.586.1.1 |
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DOI |
https://doi.org/10.5281/zenodo.7713488 |
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persistent identifier |
https://treatment.plazi.org/id/0D132D31-FFD1-5F66-B6AE-A91BFE2A203A |
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treatment provided by |
Plazi |
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scientific name |
Astragalus humistratus A. Gray var. sonorae (A. Gray) M. E. Jones |
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44.2. Astragalus humistratus A. Gray var. sonorae (A. Gray) M. E. Jones View in CoL , Contr. W. Bot. 10: 58. 1902
Type:— MEXICO, Sonora, Mountain valleys, between the San Pedro and the Sonoita , September 1851, Wright 1005 (holotype: GH00263299 digital image!; isotype MO149241 digital image!, GH00245337 digital image!) .
Prostrate, annual with single stems (A. L. Reyna 2009-56 et al. ( USON)), and with purple and white flowers.
Distribution:— This variety has a larger distribution, along the northern border of Sonora, from Sonoita, through Santa Cruz, Cananea, Nogales to Agua Prieta and isolated in central-western Chihuahua (Guerrero). Also found in Arizona and New Mexico ( USA) ( Fig. 12 View FIGURE 12 ).
Habitat:— Intermountain valleys; igneous and alluvial soils; steep slopes with grassland; floodplains with grassland; oak-pine forest; 1613–2250 m.
Specimens examined:—CHIHUAHUA: 18 August 1998, 2 km S of Santo Tomas in the Barrio San Ignacio , ca. ½ km S of Rio Papigochic, R. Spellenberg 12692, L. Brouillet, T. K. Todsen ( NY) . SONORA: 1851, Between the San Pedro and Sonoita rivers, C. Wright 1005 (fototype, CAS) ; 19 May 2010, Just south of New Mexico border, W side Animas, Valley, 54.2 km (by air) E of Agua Prieta, Cuenca Los Ojos Foundation property, T. R. Van Devender 2010-555, A. L. Reina G. ( USON) ; 26 April 2009, Animas Valley , ca 57.9 km E of Agua Prietaa, Cuenca Los Ojos Conservation Area, A. L. Reina G. 2009-56, T. R. Van Devender, B. T. Wilder, J. L 20-V1987, Anderson ( USON) ; 17 July 2001, 7.8 km NW of Santa Cruz on road to Nogales, A. L. Reina G. 2001-544, T. R. Van Devender ( USON) ; 16 August 2001, 3 km north of Santa Cruz on road to Nogales, T. Van Devender 2001-707, A. L. Reina, J. Sánchez E. O. Gutiérrez, E. Gómez L. ( MEXU 20 May 1987, 10 km al S de Cananea, Carretera a Arizpe, P. Tenorio L. 13559, C. Romero de T. ( MEXU).
| CAS |
USA, California, San Francisco, California Academy of Sciences |
| MEXU |
MEXU |
| USON |
Universidad de Sonora |
| NY |
William and Lynda Steere Herbarium of the New York Botanical Garden |
| CAS |
California Academy of Sciences |
| MEXU |
Universidad Nacional Autónoma de México |
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.