ASU : Plants
Arizona State University Vascular Plant Herbarium
Catalog #: ASU0060090
Secondary Catalog #: 283964
Taxon: Xanthium strumarium L.
Family: Asteraceae
Collector: Steve Jones   1598   
Date: 2011-10-14
Locality: USA, Arizona, Maricopa, McDowell Sonoran Preserve, Black Hills Tank area, in sediments behind former dam
33.75239  -111.80184  WGS84
Elevation: 789 meters (2588ft)
Associated Species: Datura discolor, Proboscidea parviflora, Tribulus terrestris, Amaranthus spp., Opuntia engelmannii, Baccharis sarothroides, Hordeum leporinum, Cylindropuntia acanthocarpa, Prosopis juliflora velutina, Eriogonum palmerianum, Eriogonum deflexum
Description: In dense growth of other annuals; over 1 m tall; old flowers and fruit present; most leaves dehisced, only upper leaves remain.
Reproductive Condition: flowers & fruit
Specimen Images
Record Id: a1edce18-fccb-4fd4-b5ef-1490865b9bce
Occurrence ID (GUID): a1edce18-fccb-4fd4-b5ef-1490865b9bce
For additional information on this occurrence, please contact: Elizabeth Makings (
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