Exogene. 69 
1117. H. tenuifolia, Nutt, 6i. Dry gravelly hills, Pidgeon 
river, Tenn. JVutt. 
1118. H. minima, Bk. March. b. 1 to 2i. ©1 St. L. Bk. 
1119. Menyanthes trifoliata, Linn. Buck-bean. May. w—. 
8tol2Qi. 4. mh. Louisville. M’Murt. Tonic, ca- 
thartic. Big. iii. 55. Wood & Bache, 415. 
1120. Obolaria virginica, Linn. Penny-wort. Ap.—May. a, 
or w-r. 4 to 6i. 24%? Woods. Ky. St. West Va. 
1121. Sabbatia angularis, Pursh. American centaury. Aug. 
Rose coloured. 1to2f. © & +. Wet meadows, Bk. 
New dry fields. W. Tonic, stomachic. Big. iii. 147. 
1122. S. gracilis, Salis. July. r. ¢. 1 f. Ky. St. 
‘1123. Frasera walteri, Michz. American columbo. July. 
g-y. 3to6f. ¢. dp. Barrens. W. Excellent bitter, 
emetic and cathartic if recent. Bart. ii. 103. If I 
mistake not, it was first introduced to the notice of 
the medical profession by Dr. Samuel P. Hildreth, of 
Marietta, O. 
CXCVIII. SPIGELIACEA..—Tue PInK-ROOT TRIBE. 
1124. Spigelia marilandica, Zinn. Pink-root. June. Crimson. 
9tol8i. 2%. Woods. Vermifuge, cathartic, narcotic. 
Bart. ii. 80. Big. i. 143. | 
CXCIX. CONVOLVULACE/L.—Tue scaMMONY TRIBE. 
The roots of these plants abound in an acrid milky juice, 
which is strongly purgative. Lind. Nat. Syst. 216. 
1125, Convolvulus arvensis, Linn. Bind-weed. June-July. w. 
Prostrate and climbing. 2. Fields. Ky. St. 
1126. C. nil, Linn. Aug. w & b. Twining. ©. Intr. O. 
1127. C. repens, Linn. June. w, tinged with r. Twining, 
4%. bt. mh. Swamps, &c. O. Ky. 
1128. C. sepium, Linn. (June-July. w. Twining, climbing. 
uy. Hedges and woods.) Bk. Aug. dp. cf. Near Mid- 
dletown, O. | 
1129. C. panduratus, Linn. Man of the earth. Jul. w&r. 
(p. Beck.) Climbing, &c. 2%. Sandy fields. Ky. Si. 
Root purgative, diuretic. Bart. i. 252. 
1130. C. macrorhizus, Miche. Jul.—Aug. (w, tinged with p. 
Ell.) w, centre p. Twining. 2(. Sandy soils. dp. cf. 
&c. O. Ky. Root large, mildly aperient. 
1131. C. spithameus, Linn. June. w. Generally erect, | f. 
u%. Sandy woods. Ky. St. Near Cin. O. ™. Long- 
worth Esq. 
1132. C. purpureus, Linn. Morning glory. Jul.—Aug, 4 or p. 

