72 
TRACHELIUM ceruleum. 
Blue Throatwort. 
PENTANDRIA MONOGYNIA. 
TRACHELIUM, Cal. superus, 5-fidus.. Cor. infundibuliformis, 
tubo longo, limbo 5-lobo. Filamenta basi.non dilatata. Stylus 1. 
Stigma globosum. Caps. 3-locularis (foraminibus ad basin dehiscens, 
Garin.) Flores corymbosi terminales bracteolati, Jussieu. gen. 165. 
T. ceruleum, ramosum, erectum; foliis oyatis serratis planis. Linn. 
suppl. 143. . 
Trachelium ceruleum. Lin.-sp. pl. 1, 243. Mill. dict. ed. 8, Gertn. 
sem. 1.115.t.31.f.4. Hort. Kew. 1.226. ed. 2.1. 355. Lamarck. 
allustr. 2. 73. n, 2599. t. 126. Willd. sp, pl. 1. 926. . Desfont. at- 
lant. 1.182. Schkuhr handb, 1. 181. t. 40. 
T. azureum. Gowan hort. 100. \ 
Trachelio azuro umbellifero. Pon. bald. (ital.) 44; cum ic. 
Valeriana cerulea urtice folio. Barr. ic. 683, 684. 
Rapunculus valerianoides cexruleus, Moris. hist. 2. S. 5. t. 5. f. 52. 
Cervicaria Valerianoides cxrulea. Bauh. pin. 95. 
Biennis. Radix crassé fibrosa, Caulis sesqui-bipedalis et ultra, teres, 
glaber, superné subcorymboso-ramosus, erectus. Folia alterna, laxa, ovato- 
acuminata, NE serrata, petiolata, 2 uncias circitér longa, unam feré 
transversa, ores parvt, cerulei v. albi, numerosissimi, in cymam con- 
Jfertam erecto-fastigiantes, terminantes ramos, Corolle tubus erectus, JSili- 
Sormis, gracilis ; limbus patentissimus, laciniis parvis ellipticis concavis. “Fil. 
ore tubt imposita, capillaria. Stylus exsertus, erectus. Caps. parva sub- 
globosa, rotundato-trigona ; sem, minutula, numerosa, elliptica, compressa, 
glabrata, 
Grows naturally in shady places in Italy and the Levant. 
Found also by Monsieur Desfontaines in Barbary, where it 
grew in the rocky fissures of Mount Atlas, Cultivated in 
our gardens in 1640, 
A biennial plant; seldom exceeding two feet and a half in 
height; flowers either blue or white, upright, small, produced 
in close numerous-flowered somewhat conyex cymes at the 
end of the branches, which are placed at the upper part of 
the stem; /eaves loosely alternate, ovate, acuminate, une- 
qually serrate, smooth as well as the rest of the plant. In 
bloom from July to September. Both scientific and ver- 
nacular appellations have been suggested, by the long tube 
or neck of the corolla, 
