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  1. ... 1909, 4. s., xxix, 604-610. -----. Further note on Grindelia camporum grown in Jer- sey. Ibid., 1910, 4. s., xxxi, 388.—Power (F. B.) Chemical examination of grindelia. Proc. Am. Pharm. Ass., Bait., 1905, liii, 192- ...
  2. NLM Digital Collections - Report on the flora of western and southern Texas 
    Publication: Washington, D.C. : [publisher not identified], 1885
    ... also are Helianthus lenticularis, Verbesina encelioides, Perezia Wrightii, Grindelia squarrosa, and Clappia suceda:fo- lia ; and on ... following Composites: Riddellia tagetina. Gutierrezia eriocarpa. ... Helianthus ciliaris. Melampodium cinereum. Thelesperma gracile. Gaillardia ...