548 
Lygodesmia juncea (Pursh) Don, Edinb. Phil. Journ. vi, 311 (1829); Prenanthes 
juncea Pursh, Fl. ii, 498 (1814). The type plant grew “on the banks of the Missouri.” 
Ulysses, Grant County (No. 32). Abundant. 
Lvgodesmia rostrata ((iray) Gray, Proc. Amer, Acad. ix, 217 (1874); L. juncea 
rostrata Gray, Proc, Acad. Phila. 1863, 69 (1863). The type grew “on the plains,” 
Syracuse, Hamilton County (No. 105), north slope of sand hills. 
APOCYNACES. 
Apocynum cannabinum L. Sp. Pl. i, 213 (1753). Type collected “in Canada, 
Virginia.” 
Syracuse, Hamilton County (No. 146). On an island in Arkans:s River; rare. 
ASCLEPIADACEAE. 
Asclepias arenaria Torr. Bot. Mex. Bound. 162 (1859). Type locality, “‘Journado 
del Muerte and on the upper Rio Grande, in New Mexico.” 
Syracuse, Hamilton County (No. 98). Common on sand hills. 
Asclepias latifolia (Torr.) Britton, Mem. Torr. Club, v, 263 (1894); 4. obtusifolia 
latifolia Torr. Ann. Lyc. N.Y. ii, 217 (1826-28). Type obtained “on the Canadian?” 
Syracuse, Hamilton County (No. 140), Common. 
Asclepias verticillata pumila Gray, Proc. Amer. Acad. xii, 71 (1876). Type range, 
“Nebraska to near Mexico.” 
Syracuse, Hamilton County (No. 84). Frequent along the hillsides bordering the 
north of the valley. 
Acerates angustifolia (Nutt.) Dec. in DC. Prodr. viii, 522 (1844); Polyotus angusti- 
folius Nutt. Trans, Amer, Phil. Soc. ser. 2, v, 201 (1837). Type plant found “in dry 
prairies from Fort Smith to Red River.” 
Syracuse, Hamilton County (No. 147). Frequent. 
GENTIANACES. 
Bustoma russellianum (Hook.) Griseb. in DC. Prodr. ix, 51 (1845); Lisianthua 
russellianus Hook. Bot. Mag. t. 3626 (1839); Lisianthus glaucifolius Nutt. Trans. 
Amer. Phil. Soc. ser. 2, v, 197 (1837), not Jacq. Type found “on the sandy banks of 
the Great Salt River of Arkansas.” 
Syracuse, Hamilton County (No. 107). Common. 
POLEMONIACES:. 
Gilia aggregata (Pursh) Spreng. Syst. i, 626 (1825); Cantua aggregata Pursh, FI. i, 
147 (1814), Type obtained “on the banks of the Mississippi.” 
Moonlight, Stevens County (No.176), Abundant in the sand hills. 
Gilia inconspicua (Smith) Sweet, Hort. Brit. 286 (1826); Ipomopsis inconspicua 
Smith, Exot. Bot. i, 25 (1804). : 
Syracuse, Hamilton County (No. 153). On land subject to overtlow by the river; 
rare, 
BORAGINACES. 
Heliotropium convolvulaceum (Nutt.) Gray, Mem. Amer, Acad. vi, 403 (1857); 
Euploca convolvulacea Nutt. Trans. Phil. Soc. v, 190 (1837). Type locality, ‘On the 
sandy banks of the Arkansa.” 
Syracuse, Hamilton County (No. 95). Abundant in the sand hills. 
Heliotropium curassavicum L. Sp. Pl. i, 130 (1753). Type distribution, ‘‘Amer- 
icw calidioris maritimis.” 
Ulysses, Grant County (No. 18). In bottom of dried-up ponds; abundant. 
