24S 
HEXANDRIA TRIGYNIA. Humex. 
ver titillatus. 
Iritannicus. 
psrsicarioides. 
crispatulus. 
oltusifolius. 
aquaticus. 
digynus . 
Icon. Curt. lond. 2. t. 20. 
In dry fields and pastures, common. 1/. July. v. v. 
3. R. hermaphroditus; valvulis integerrimis, omnibus gra- 
niferis, spicis aphyllis, foliis lanceolatis, vaginis cylin- 
dricis.— Willd. sp. pt. 2. p. 250. 
In rivulets and shady woods : Canada to Virginia. If.. 
July. v. v. 
4. R. hermaphroditus ; valvulis integerrimis, omnibus gra- 
niferis, paniculae spicis aphyllis, vaginis obsolete lace- 
ris, foliis lato- lanceolatis planis laevibus. — Willd. sp, 
pl. 2. p. 250. 
Near rivulets: Virginia and Carolina. If. June, July. 
v. v. 
5. R. hermaphroditus ; valvulis dentatis, omnibus grani- 
feris, foliis lanceolatis undatis integris. — Willd'. sp. 
pl. 2. p. 252 
In shady wet woods, on the banks of ditches : Virginia 
and Carolina. ©. July. v.v. 
6. R. hermaphroditus ; valvulis obtuse cordatis utrinque 
cristatis tridentatis, una nuda, binis inaequaliter gra- 
niferis, spicis aphyllis, foliis inferioribus ovalibus, su-r 
perioribus lanceolatis, omnibus undulatis. — - Mich . fl. 
amer. 1, p. 21/. 
In Kentucky. Michaux. +. Affinis R. persicarioideo. 
7. R. hermaphroditus : valvulis dentatis, unica praecipue 
granifera, foliis radicalibus cordatis obtusis, caule sca- 
briusculo.- — Willd. sp. pl. 2. p. 254. 
Icon. Engl. lot. 1999. 
In old pastures and gardens, as a common weed ; proba- 
bly introduced, 7/. June, July. v. v. Common 
Dock. 
8. R. hermaphroditus ; valvulis ovatis integris obsolete gra- 
niferis, foliis cordato-lanceoiatis acutis. — Willd. sp. 
pi. 2. p. 255. 
Icon Engl. lot. 2104. 
In small ponds and ditches : Pensylvania to Virginia : 
rare. If. July, Aug. v.v. 
9. R. hermaphroditus, digynus; valvulis ovatis integris 
grano destitutis, foliis radicalibus reniformibus longius 
petiolatis. — Willd. sp. pl. 2. p. 258. 
Icon. Fl. dan. 14. Plak. aim. t. 252, f. 2. 
In Labrador. Colmaster. ff. June, July. v. s, in 
Herb. Dickson, 
