University of Colorado Museum of Natural History Herbarium Vascular Plant Collection
Catalog #: 00311670
Secondary Catalog #: 201028
Taxon: Astragalus amphioxys var. vespertinus (Sheldon) Jones
Collector: James Erdman   445   
Date: 1964-05-16
Verbatim Date:16 May 1964
Additional Collectors: James Watson
Locality: United States, Colorado, Montezuma, Four Corners, the southwest edge of Colorado above the San Juan River.
37.00373  -109.0315 +-1000m.  WGS84
Georeference Remarks: Plotted the point just N of the San Juan River right next to the Four Corners Monument. BL; Georeferenced 7 March 2016
Elevation: 1524 meters
Verbatim Elevation: 5000 ft, 1524 m
Reproductive Condition: Flr
Occurrence Remarks: Orig. ID A. amphioxys. NGS-NPS Wetherill Mesa Archeol. Proj. Erdman 423, Erdman & Watson 445, Weber 3335, Payson 309 &likely some specimens from sw CO, in flr only, possibly intermed. w/ A. missouriensis. But not A. missouriensis var amphibolus. D. Isely.
Specimen Images
Record Id: 4f281b5f-7e3c-4533-aa23-54b37b31a225
Occurrence ID (GUID): 4f281b5f-7e3c-4533-aa23-54b37b31a225
For additional information on this occurrence, please contact: J Ryan Allen (
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