|Genus species var.||Astragalus tetrapterus A.Gray trib. Galegeae|
|Synonyms||Astragalus cinerascens (Rydb.) Tidestr.|
|Pterophacos cinerascens Rydb.|
|Pterophacos tetrapterus (A.Gray) Rydb.|
Northwestern U.S.A., Southwestern U.S.A., Arizona, Idaho, Nevada, Oregon, Utah
dry, stony grassland
|Description||stems glabrous, sulcate, leaflets 15-21, narrowly linear, 12-20mm, flowers 5-9 in short raceme, calyx lobes aristate-subulate, corolla 15mm, pod 3-4cm, glabrous|
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The Rock Garden Plants Database is available on CD
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The CD version contains details about all the 21267 species which are in our database as oposed to the online version where the detailed information is not displayed for one third of the entries. In addition to the information contained here the CD also contains lists of synonyms, listings of plants having the same origin and listings of plants of the same type. Please buy the CD to support our efforts so that the database can continue growing.
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