CENT. XV. 197 



tis vix. nervosis — Alabama, scape bipedal slen- 

 der like the shorter leaves, spike biuncial. t 



1481, Ac. flexuosus Raf. fl. tex. 29, new fi. 

 57 — Texas, Arkanzas, smaller than last, scape 

 flexuose 3gone semipedal.t 



1482, Ac. floridanus Raf. n. fl. calamus El- 

 liot— Flor. Carol, scape short Sgom?, spike near- 

 ly terminal &c. t 



1483, Orontium aquaticum L. (vel ellipti- 

 cum R.) North Amer. leaves elliptic mucronate, 

 var. ohliquatunij glaucutn, Idtifolium &lc. 



1484, Or. angustifolium Raf. fol. lanceol. 

 acutis basi angustatis vel petiolatis, scapis gra- 

 cilis nudis flexuosis vel rectiusculis vix clavatis, 

 spica teres gracilis — Maryl. Virg. Carol, deem- 

 ed a var. of last, but leaves quite narrow 8 to 

 10 inclies long, only one bread, slender scape 

 and spike. 



1485, Or. vaginatum Raf. fol. petiol. ovato- 

 lanceoK basi rotundatis apice sensim acutis,sca- 

 pis brevis rectis vaginatis, vagina apice spatha- 

 cea, spica brevis parvula — West Kentucky, Ar- 

 kanzas &c rare, leaves semipedal, scape shorter 

 slender, a long spatha vaginate at base nearly 

 as long as scape, t 



1486, Amidena undulata Raf. fol. sessilib. 

 elongatis planis lanceol. undulj\tis obtusis ; sca- 

 po brevier, spica elliptica, bracteis adnatis con- 

 cavis — :Sibiria, sent me as Orontium japoni- 

 cum the type of the G. Amidena of Adanson. 

 see my fl. tel, 822, which has leaves gladiate 

 convolute : this has leaf nearly pedal, fl. yellow- 

 ish, t 



1487, Typha crassa Raf. atl. j. 148, new fl. 

 486, N. Amer. 



1486, Typha gracilis R. n. fl. 489. New 

 Jersey, to Virg, 



