202 ^ MR. DRUMMOND'S COLLECTIONS. 
166. I. Dahoon, Walt.—N. Orl. (n. 65, bis.) 
167. I. Cassine, Ait.—N. Orl. (n. 65.) Specimens with 
leaves only. 
168. I. angustifolia, Willd.—Var. foliis lineari-oblongis 
integerrimis. N. Orl. (n. 66, sterile.) Covington, Loui- 
siana: in fruit. 
169, I. vomitoria, Ait.—N. Orl. (n. 67.) 
170. Prinos deciduus, DC.—N, Orl. (n. 68,) and 1833. 
(fr.) St. Louis, in leaf only. 
17). P. ambiguus? Mich.—St. Louis, (in fr.) N. Orl. 
(n. 69: only foliage.) 
172. P. verticillatus, L.—N. Orl. (n. 10, bis.) —1 am far 
from being certain about this species and the preceding and 
P. levigatus of authors. 
173. P. glaber, L.—N. Orl. (n. 10.) and 1833. Jackson- 
ville, (with fruit and very large leaves: and again in fruit 
with very small leaves.) 
174. Nemopanthes Canadensis, DC.— Alleghanies. 
RHAMNEZX. Zr. DC. 
175. Berchemia volubilis, DC.—N. Orl. (n. 71.) 
176. Rhamnus Carolinianus, Walt.—N. Orl. (n, 12.) 
177. Ceanothus Americanus, L.—N. Orl. (n. 73.) St. 
Louis (a very hairy var.) 
TEREBINTHACEA, Juss. 
178. Rhus pumila ? Mich.—Alleghanies. 
179. R. copallina, L.—Covington. St. Louis. 
180. R. Vernix, L.— Covington (fr.) 
181. R. radicans, L.—Alleghanies. 
182. R. Toxicodendron, L.—N. Orl.  Alleghanies. 
183. R. aromatica, Ait.—Alleghanies. 
184. Ptelea trifoliata, L.—St. Louis. Covington. 
f To be Contistad. ) 
