92 
pellucidum . 
villosum . 
fiavidulum . 
vcrticillala . 
palustris . 
pectinata . 
TRIANDRIA TKIGYNXA. EriOCaulon. 
E. compressum. Lam. encycl. 3. /). 276. 
In sandy mossy swamps : Virginia to Carolina. 7/ . July, 
v. About a foot high. 
3. E. scapo tenuissime suhseptemstriato, foliis subulato-li- 
nearibus canaliculatis glabris pellucidis quinquenerviis 
transverse striatis, capitulo parvo subgloboso, squamis 
involucri ovalibus obtusis.-— Mich amer. 1 p. 166. 
In pools of water, floating : Canada to New Jersey. 
1/ Aug. v. v. About a foot high ; very slender. 
4. E. scapis aggregatis compressis subquadrisulcis villosis, 
foliis brevibus subulato-linearibus pilosis, capitulo 
sphaeroideo parvo, flosculis subf uliginosis.— Mick.jl. 
amer , I . p 1 66 . 
E. anceps. WaU.fl. car. 83. 
On the edges of ponds, in sandy soil : Virginia to Caro- 
lina. July. v. v, j v.s.in Herb. Walter. 
5. E. scapis aggregatis subseptemstriatis subpubescentibus, 
foliis brevibus subulato-ensiformibus nervosis, capi- 
tulo convexo, squamis involucri suboibiculatis, flos- 
culis vix papillosis. — Mich.fl. amer . 1 p. 166. 
On the banks of rivers, below high-water mark : Pen- 
sylvania to Carolina. ©.July. v.v. From one to 
two inches high. 
114. MOLLUGO. Gen.pl.13g . 
1. M. foliis verticillatis cuneiformibus acutis, caule subdi - 
viso decumbente, pedunculis unifloris. Willd. sp. 
pil.p.Ag'l. 
Icon. P/uk want. t. 332 f 5. Ehret.pict. t. 6.f.3. 
In cultivated grounds : Canada to Georgia. ©. May— 
Aug. v. v. 
115. PROSERPINACA. Gen.pl. 134. 
1. P. foliis lineari-lanceolatis serratis, infimis pinnatifidis. 
Lam. illustr. 1. p. 214. Willd. sp. pi 1. p. 488. 
In ditches and pools: Canada to Carolina. ©.July, v.v . 
2. P. foliis omnibus pectinato-pinnatifidis. Lam. illustr. 1. 
p. 214. 
P. palustris /3. Mich.Jl. amer 1 . p. 76 . 
In overflowed places and ditches : New Jersey to Caro- 
lina. ©.July, Aug. v.v. This is certainly a distinct 
species, as I never found them growing promiscuously, 
or near one another. 
