Exogene. 43 
CLIV. PHYTOLACCE/Z.—InpIAN POKE TRIBE» 
92. Phytolacea decandra, Linn. Indian poke. Poke-weed. 
Scoke-weed. June—Oct. w. 4 to 8f. Y&. ow, &c. W- 
Emetic, antirheumatic, anti-schirrous? Bart. Med. Fl. 
ii. 220. 
CLVI. POLYGONE/L.—Tue BuUCcK-WHEAT TRIBE. 
693. Polygonum aviculare, Linn. Knot grass. May-Sept. g. 
Procumbent, 6 to8i. ©, Bk. 4, Eat. rd. W. As- 
tringent, styptic. Hoop. Dic. 
694. P. erectum, Muhl Large knot grass. Aug. g. 8 to 30i. 
4. cf. rd. W. Resembles the preceding. . 
695. P. virginianum, Linn. Virginian bistort. Jul.--Aug. 
wer 2to4f. YU. sw. W. Astringent, Kc. 
696. P. punctatum, Ell. Water pepper. Smart weed. Aug.— 
Sept. w. Ll to 2f. ©. rb &c. O. Ky. Acrid, emena- 
gogue, diuretic. Eberle, West.Med. Gaz. i. Hoop.Dic. 
697. P. persicaria, Linn. Ladies’ thumb. Jul.-Aug. 7. 12 to 
18i. ©. Wet grounds, O. Ky. Vulnerary, antisep- 
tic. Hoop. Dic. 
698. P. lapathifolium, Zinn. Aug.—Sept. w or pale r. 2 to 3 
{. ©. Ditches, &c. O. This, and the two preceding 
species, I believe, are used in dying yellow. 
699. P. mite, Pers. Tasteless knot-weed. Jul.--Sept. p. 12 
to 1Si. ©. mh. pl. Darby plains, O. 
700. P. pennsylvanicum, Linn. Jul.Sept. w-r. 2to4 f. O- 
Margins of ponds. O. Ky. | 
701. P. barbatum, Willd. Jul. r-w. 18 to 24i. Louisville, 
M’Murt. Seeds carminative. Ainslie, ii. 2. 
702. P. bistortoides, Pursh. June. wr. 4. Low grounds on 
the banks ofthe Missouri, Lewis. 
703. P. amphibium, Linn. Amphibious knot-weed. Aug. r. 
I2to18i. 2%. pl. mh. O. Ky. 
704. P. coccineum, Willd. Creeping knot-weed. Aug. r. 
seeping, 6 to 12f Eat. 4. Muddy situations. 
rb. .O. 
705. P. hirsutum, Walt. Jul. w. 2f. O. (rb. Mar. O.)? 
706. P. articulatum, Linn. Joint-weed. Sept. r& w. ©. 9 
to 151i. Sandy plains, Mich. Wut. 
707. P. sagittatum, Linn. Prickly knot-weed. Arrow-leaf 
knot-weed. July-Aug. w. Vine, 4 to 6f ©. md. 
wp. W. 
708. P. arifolium, Linn. Halbert-leaf knot-weed. Aug.--Sept. 
Paler. 2to4f. ©. mh. md. wp. W. 
709. P. scandens, Linn. Climbing buck-wheat. Jul.—Aug. 
w&r. Vine, 4to 8f.. ©. sw. Hedges, W. | 

