G. Fruit thin and almost Jla I, compressed transvcrselij^ 

 xmthout dorsal wings. 



169. PEUCEDANUM. Seeds broadly elliptical, with a 



notch at each end, a little convex, with 3 slightly 

 prominent ribs ; interstices striated ; border narrow, 

 flat, even, smooth and entire. Cal. pointed, ascend- 

 ing. Pet. inversely heart-shaped, all very nearly 

 equal. Fl. Recept. none. Ft. regular, imperfectly 

 separated. 



170. PASTINACA. .S^^rZ^ elliptic-obovate, with a slight 



notch at the summit, very nearly flat, with 3 dorsal 

 ribs and 2 marginal ones ; border narrow, flat, thin, 

 even, smooth and entire. Cal. very minute, obsolete. 

 Pet. broadly lanceolate, involute, equal. Fl. Pecept. 

 broad, orbicular, wavy, rather thin, concealing the 

 calyx. Fl. regular, uniform, perfect. 



171. HERACLEUM. &'«/5 inversely heart-shaped, with 



a notch at the summit, very nearly flat, with 3 slender 

 dorsal ribs, 2 distant marginal ones, and 4 interme- 

 diate, coloured, depressed, abrupt lines from the top; 

 border narrow, slightly tumid, smooth, even and 

 entire. Cal. of 5 small, acute, evanescent teeth. Pet. 

 inversely heart-shaped, radiant. Fl. Recept. wavy, 

 crenate, obtuse. Fl. separated. 



1 72. TOllDYLIUM. Seeds orbicular, nearly flat, rongh- 



ish, without ribs ; border tumid, wrinkled or crenate, 

 naked or bristly. Cal. of 5 awl-shaped, unequal 

 teeth. Pet. inversely heart-shaped, radiant, variously 

 xniequal and irregular. Fl, Iicccj)t. none. Fl. se- 

 parated. 



Order III. TRIGYNIA. Pistils 3. 



* Fl. snpierior. 



173. VIBURNUM. Cor. 5-cleft. Bcrrij \x\\h 1 seed. 



174. SAMBUCUS. Cor. 5-cleft. Berrij \y\\\i 3 seeds. 



** Fl. inferior. 



175. STAPHYLEA. Petals 5. Caps. 2 or 3, inflated. 



176. TAMARIX. Pet. b. Cf/;«. of 3 valves. Seeds \\\x- 



merous, feathered. 



