270 
tenueé. 
Hydropipe- 
roides. 
mite, 
OCTANDRIA TRIGYNIA. Polygonum. 
ris, caulibus stricte-ramosissimis striatis.—JMich, fl. 
amer. 1. p. 237. 
P. erectum. Willd. sp. pl. 2. p. 450? 
In cultivated grounds: Pensylvania and Kentucky. ©. 
June—Aug. v.v. Flowers on short pedicels, green- 
ish-white. j 
4. P. pumilum ; foliis longe-linearibus strictis acuminatis, 
ochreis tubulosis apice villosis, caule gracili erecto ra- 
moso acutangulo, floribus alternis subsolitatiis.— 
Mich. fl. amer. 1. p. 238. 
P. barbatum. Walt. fl. car. 131? 
In sandy fields and pine-woods : Canada, New Jersey, > 
and Carolina? ©. July, Aug. v.v. Not above six 
inches high, very slender; flowers small, white. 
** Spica gracili. 
5. P. floribus 8-andris semi-3-gynis, foliis lanceolatis gla- 
bris, ochreis laxis glabris apice ciliatis. maculatis, spt- 
cis filiformibus debilibus subcernuis, bracteis remo- 
tiuscule alternis.— Mich. fl. amer. 1. p. 238. sub 
P. Hydropiperide. 
In inundated and exsiccated places ; common: Canada 
to Carolina. ©. Aug. Sept. v.v. Flowers white; 
taste and appearance of P. Hydropiper, but different 
in the flowers. 
6. P. floribus 8-andris semi-3-gynis, foliis anguste lanceo- 
latis subhirsutis, ochreis hirsutis promisse ciliatis, sp!- 
cis linearibus, bracteis ciliatis. subimbricatis.— Pers. 
syn. 1. p. 446. 
P. hydropiperoides. Mich. fl. amer. 1. 0.239. 
In inundated places, along ditches and ponds: Pensyl- 
vania to Carolina. (9, June—Sept. v.v. Flowers, 
pale purple; leaves not acrid. ; 
7. P. floribus 8-andris semi-3-gynis approximatis, foliis ses- 
silibus lanceolatis, pedunculo elongato distachyo, spi- 
cis linearibus, caule adscendente hirsuto.— Walt. Jf. 
car. 132. Mich. fl. amer. 1. p.239. E 
In low wet places and in ditches : Lower Carolina and 
Virginia. ©. July—Sept. v.v. | 
8. P. floribus 5-andris 2-gynis inaequalibus, foliis lato-ova- 
libus, spicis longissime virgatis, floribus remotis.— 
Willd. sp. pl. 2. p. 442. 
In shady woods: Canada to Florida, %. June, July- 
v. v. 
