508 PROCEEDINGS OF THE AMERICAN ACADEMY. 
D. papposa (Vent.) Hitche. Trans. St. Louis Acad. Sci. v. 503 (4 
February, 1891). This combination is referred by Durand & Jackson, 
Ind. Kew. Suppl. 1, p. 147 (1902), to O. Kuntze, Rev. Gen. i. 334 
(September, 1891). There can, however, be no question as to the 
priority of Prof. Hitchcock’s publication, which was reviewed in the 
Bulletin of the Torrey Botanical Club, xviii. 91 (issued 10 March, 
1891). 
D. pinnata (Cav.), comb. nov. Aster pinnatus Cav. Ie. iii. 6, t. 
212 (1795). Dysodia pubescens Lag. Nov. Gen. et Spec. 29 (1816). 
D. subintegerrima Lag. 1. c. Boebera incana Lindl. Bot. Reg. t. 1602 
(1833). Dysodia incana (Lindl.) DC. Prod. v. 640 (1836). Boebera 
subintegerrima (Lag.) Spreng. Syst. iii. 545 (1826). Clomenocoma? 
pinnata DC. Prod. v. 641 (1836). Dysodia integerrima Hemsl. Biol. 
Cent.-Am. Bot. ii. 219 (1881), by error for D. subintegerrima. 
D. polychaeta (Gray), comb. nov. Hymenatherum polychaetum 
Gray, Pl. Wright. i. 116 (1852). Thymophylla polychaeta (Gray) 
Small, Fl. S. E. U. S. 1295, 1341 (1903). 
D. setifolia (Lag.), comb. nov. Thymophylla setifolia Lag. Nov. 
Gen. et Spec. 25 (1816). Thymophyllum  setifolium Hemsl. Biol. 
Cent.-Am. Bot. ii. 221 (1881). Hymenatherum setifolium (Lag.) Gray. 
Proc. Am. Acad. xix. 42 (1883). 
D. Thurberi (Gray), comb. nov. Hymenatherum tenuifolium var.? 
Gray, Pl. Wright. ii/ 93 (1853). H. Thurberi Gray, Proc. Am. Acad. 
xix. 41 (1883). 
D. tenuiloba (DC.), comb. nov. Hymenatherum tenuilobum DC. 
Prod. v. 642 (1836). H. tenuifolium Gray, Pl. Wright. i. 118 (1852), 
by error of determination, not Cass. Thymophylla tenuiloba (DC.) 
Small, Fl. S. E. U. S. 1295, 1341 (1903). 
D. Treculii (Gray), comb. nov. Hymenatherum n. sp. no. 13 
Gray, Pl. Wright. i. 116 (1852). Hymenatherum Treculwr Gray; 
Proc. Am. Acad. xix. 42 (1883). Thymophylla Treeulii (Gray. ) 
Small, Fl. S. E. U. S. 1295, 1341 (1903). . 
D. Wrightii (Gray), comb. nov. Hymenatherum Wright Gray, 
Pl. Fendl. 89 (1849). Thymophylla Wrightii (Gray) Small, Fl. S. F- 
U. S. 1295, 1341 (1903). . ues 
PoropHyLLum pecumBENS DC. Prod. v. 650 (1836). Alewa ell 
fruticosa Lodd, Bot. Cab. xvi. t. 1561 (1829), not Willd. This 1s we 
of many plants, which have been described solely from cultivate 
specimens. The stock was thought to have originally come from 
Mexico, but though first brought into cultivation as early as the twen- 
ties, it has never been rediscovered in Mexico or Central America. 
eet 
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