Grindelia squarrosa var. squarrosa

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The New York Botanical Garden
Grindelia squarrosa (Pursh) Dunal var. squarrosa
det. Mark Allen Wetter 1/1985
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American Weeds and Useful Plants.
Distributed by L. H. Pammel.
No 88. Gum Plant. (Orindelia squarrosa, Dunal.) Biennial. In dry
soil, HI. and Minn., to Manitoba south to Mo., Tex., Nev. and
Mexico. Bull. Nev. Agrl. Exp. Sta. 47:54 f. 42. 38:48, /. 44.
Colorado 23:9 pi. 4. Kansas 57:17 pi. 5 f. 60. Farmers Bull.
U. S. Dept. Agrl. 188:29 /. 18.
Coll. L. H. Pammel, Ames, la., Aug. 1904.
NEW YORK BOTANICAL GARDEN
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