ASU : Plants
Arizona State University Vascular Plant Herbarium
Catalog #: ASU0076612
Secondary Catalog #: 271982
Taxon: Echinocereus arizonicus subsp. nigrihorridispinus W. Blum et Rutow
Collector: Marc A. Baker   15503   
Date: 2003-08-05
Additional Collectors: Rafael Routson
Locality: USA, ARIZONA, Pima County, Helvetia 7.5' USGS topographic quadrangle; east side of Hart Butte, 61km NNE of Nogales.
31.848667  -110.762
Verbatim Coordinates: Lat: 31d 50.92m N; Long: 110d 45.72m W
Elevation: 1800 meters
Verbatim Elevation: 5900ft
Habitat: NE-facing rhyolite slope.
Associated Species: Agave palmeri, Echinocereus santaritensis, Eriogonum wrightii, Garrya wrightii, Muhlenbergia emersleyi, Nolina texana, Opuntia chlorotica, O. engelmannii, and Quercus emoryi.
Description: Few individuals with this morphology (thick stems); n=11 during meiosis of microgametogenesis from individual in cultivation at Chino Valley, Arizona.
Specimen Images
Record Id: 2140cb65-bdda-4831-aeb7-bb48e0c7934b
Occurrence ID (GUID): 2140cb65-bdda-4831-aeb7-bb48e0c7934b
For additional information on this occurrence, please contact: Elizabeth Makings (
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