547 
Thelesperma ambiguum Gray, Proc. Amer. Acad. xix, 16 (1883). 
“This name is assigned to the radiate species which replaces 7. filifolium in the 
western part of Texas and adjacent parts of New Mexico and Colorado.” 
Ulysses, Grant County (No. 52). Quite abundant in meadow land along West 
Fork Cimarron. 
Thelesperma gracile (Torr.) Gray, Kew Journ. Bot. i, 252 (1849); Bidens gracile 
Torr. Ann. Lye. N. Y. ii, 215 (1827). Type collected “on the Canadian?” 
Ulysses, Grant County (No. 23). Frequent. 
Hymenopappus flavescens Gray, Mem. Amer. Acad. ser. 2, iv, 97 (1849). The 
type was obtained ‘between San Miguel and Las Vegas, New Mexico.” ‘Also a 
{orm of the same a few miles west of Willow Bar of the Cimarron,” ‘‘and near the 
Cimarron by Dr. Wislizenus.” 
Ulysses, Grant County (No. 64). Hillsides. 
Hymenopappus tenuifolius Pursh, Fl. ii, 742 (1814). Type collected “in Upper 
Louisiana.” 
Ulysses, Grant County (No. 24). On uplands. 
Polypteris hookeriana (Torr. & Gr.) Gray, Proc. Amer. Acad. xix, 31 (18838); 
Palafoxia hookeriana Torr. & Gr, Fl, ii, 368 (1842); Stevia sphacelata Nutt. ; Torr. Ann. 
Lyc. N. Y. ii, 214 (1827), nomen seminudum; Palaforia terana Hook. Icon. Pl. ii, 148 
(1837), not DC. Type locality, ‘‘Texas.” 
Syracuse, Hamilton County (No. 76), Common in the sand hills. 
Dysodia papposa (Vent.) Hitch. Trans. St. Louis Acad, v, 503 (1891); Tagetes pap- 
posa Vent. Jard. Cels, t. 36 (1801). Type ‘découverte par Michaux dans le pays des 
Illinois, introduite chez Cels en l’an 5.” 
Johnson, Stanton County (No. 73). Common along roadsides. 
Hymenatherum aureum (Gray) Gray, Proc. Amer. Acad, xix, 42 (1883); Lowellia 
aurea Gray, Mem. Amer. Acad, ser. 2, iv, 91 (1849). Type collected ‘‘ between Cold 
Spring and Upper Spring, west of Cimarron Creek.” 
Syracuse, Hamilton County (No. 152), Onan island in the Arkansas River, 5 miles 
east of Syracuse; rare. 
Gaillardia pulchella Foug. Mem. Acad. Paris (1786). 
Ulysses, Grant County (No. 61). In the hills south of river; rare. 
Ptilepida acaulis (Pursh) Britton, Mem. Torr. Club, v, 339 (1894); Galardia acaulis 
Pursh, FI. ii, 743 (1814). Type collected ‘‘in upper Louisiana. 
Richfield, Morton County (No. 169), Sandy slopes under Point of Rocks; rare. 
Ptilepida scaposa (D)C.) Britton, Mem. Torr, Club, v, 340 (1894); Cephalophora 
scaposa DC. Prodr. v, 663 (1836). Originally found “in Mexicanw prov, Texas dis- 
trict. orientalibus.” 
Ulysses, Grant County (No.11). Frequent on the uplands. 
Artemisia wrightii Gray, Proc. Amer. Acad. xix, 48 (1883); A. ludoviciana mexicana 
forma tenuifolia Gray, Pl, Wright. ii, 98 (1852). Type locality, ‘‘ Mountains around 
the copper mines.” 
Liberal, Seward County (No. 184). Abundant. 
Carduus ochrocentrus (Gray) Greene, Proc. Acad. Phila. 1892, 363 (1893); Cirsium 
ochrocentrum Gray, Mem. Amer. Acad. ser. 2, iv, 110 (1819). Type locality, ‘‘ Mountain 
sides around Santa Fe.” 
Ulysses, Grant County (No. 49). Common. 
Lactuca pulchella (Pursh) DC. Prodr. vii, 134 (1838); Sonchus pulchellus Pursh, 
Fl. ii, 502 (1814). Type collected “on the banks of the Missouri.” 
Syracuse, Hamilton County (No. 162). Bank of irrigating ditch; scarce. 
16733—No. 9 2 
