Petalostemum occidentale (Gray), comb. nov. P. candidus, var. occidentalis Gray in sched. Pringle Pl. Mex. no. 1216, and ex Heller in Britton &amp; Kearney, Trans. N. Y. Acad. Sci. xiv. 33 (Feb., 1895), basis of Kuhnistera occidentalis Heller in Britton &amp; Kearney, l. c. (Feb., 1895). P. gracile, var. oligophyllum Torr. in Emory, Notes Mil. Rec. 139 (1848). Kuhnistera candida occidentalis (Gray) Rydb. Contr. U. S. Nat. Herb. iii. 154 (Sept., 1895). K. oligophylla (Torr.) Heller, Bull. Torr. Bot. Cl. xxiii. 122 (1896). Petalostemon oligophyllus (Torr.) Rydb. Mem. N. Y. Bot. Gard. i. 237 (1900)

Fernald, Merritt Lyndon,

Article: Petalostemum occidentale (Gray), comb. nov. P. candidus, var. occidentalis Gray in sched. Pringle Pl. Mex. no. 1216, and ex Heller in Britton & Kearney, Trans. N. Y. Acad. Sci. xiv. 33 (Feb., 1895), basis of Kuhnistera occidentalis Heller in Britton & Kearney, l. c. (Feb., 1895). P. gracile, var. oligophyllum Torr. in Emory, Notes Mil. Rec. 139 (1848). Kuhnistera candida occidentalis (Gray) Rydb. Contr. U. S. Nat. Herb. iii. 154 (Sept., 1895). K. oligophylla (Torr.) Heller, Bull. Torr. Bot. Cl. xxiii. 122 (1896). Petalostemon oligophyllus (Torr.) Rydb. Mem. N. Y. Bot. Gard. i. 237 (1900)

Title

Petalostemum occidentale (Gray), comb. nov. P. candidus, var. occidentalis Gray in sched. Pringle Pl. Mex. no. 1216, and ex Heller in Britton & Kearney, Trans. N. Y. Acad. Sci. xiv. 33 (Feb., 1895), basis of Kuhnistera occidentalis Heller in Britton & Kearney, l. c. (Feb., 1895). P. gracile, var. oligophyllum Torr. in Emory, Notes Mil. Rec. 139 (1848). Kuhnistera candida occidentalis (Gray) Rydb. Contr. U. S. Nat. Herb. iii. 154 (Sept., 1895). K. oligophylla (Torr.) Heller, Bull. Torr. Bot. Cl. xxiii. 122 (1896). Petalostemon oligophyllus (Torr.) Rydb. Mem. N. Y. Bot. Gard. i. 237 (1900)