Williams Amazonian Plants 
Determined by B. L. Robinson 
1105 Mikania micrantha HBK. 
1223 " loretensis Robinson 
1319 Ageratum oonyzoie.es L. 
1375 Mikania psilostachya PC. 
1438 Ageratum oonyzoides L. 
1467 Agere bum " 
1455 Mikania Rtiiziana Poepp. 
1584 Ageratum oonyzoides 1. 
1816 " " " 
1860 Mikania micrantha HBK. 
2102 Ageratum oonyzoides L* 
2293 Mikania micrantha HBK., var. oynanohifolia (H. & A.) Robinson 
2516 Ageratum oonyzoides L. 
3007 Mikania micrantha HBK. 
Determined by I. K. Johnston 
1229 Kordia nodosa la.n. 
1312 Hello tropium indicum L. 
1394 " " " 
2060 Cordia Poeppigii DC* 
2294 Helio tropium indicum L. 
2334 Cordia nodosa Lam. 
2579 lauraoee? not a bor 
2679 Cordia noaosa Lam. 
Will be reported [ater 
Determined by L. B. Smith 
2251 Heed all material 
2927 Ctrep to calyx angustifolius Mez 
