496 
45. UMBELLlFERiE. 
PL ex.cdh 
b. Ribs bristled , glochidated ; vittee epic ar pic, dorsal and 
commissural. 
Akenium ovate, 5-ribbed ; prickles united 
by a membrane at bottom ; invol. pinnatifid Caucus* 265a 
Aken. ovate, 3-ribbed, prickly ; involucrum 
not cut; pet. rev. heartshape, strigose Torilis. 268* 
Aken. ovate, 5-ribbed ; prickles in 2 rows ; 
involucella many-leaved Caucalis. 269 . 
Aken. oblong, 7-jugate; prickles in 1 
or 2 rows, alternately; involucrum and 
involucella many-leaved Turgenia. 270. 
c. Ribs armed , beaked ; vittee 0; inodorous , insipid. 
Involucella 5-leaved, not cut ; petals equal ; 
akenium beaked, 5 jugate; beak short .... Myrkhis. 274. 
Involucella many-leaved, pinnatifid; pet. equal; 
akenium beaked ; beak long Scandix. 273. 
Involucella 3 to 5-leaved, not cut; pet. equal; 
aken. awlshape, bald, beaked; beak short; 
spermapodophore naked CerefoLium. 271. 
Involucella 3 to 5-leaved, not cut; pet. equal; 
aken . awlshape, thorny, beaked ; beak short ; 
spermapodophore fringed Anthriscus. 272. 
A. 3. Fruit no t ribbed. 
a. Fruit compressed , armed ; vittee epicarpic , dorsal , and 
commissural . 
Involucrum and involucella few-leaved ; 
pet . radiating ; aken . 4-vittated ; dorsal 
vittee clavate Sfondylium. 299. 
Involucrum and involucella many-leaved ; 
pet. radiating; aken. margined, thickened ; 
dorsal vittee 4, threadshape Tordylium, 300. 
b. Fruit roundish , armed ; vittee endocarpic. 
Involucrum and involucella many-leaved ; 
aken. ovate, chaffy ; cal. 5-toothed ; pet. rev. 
heartshape Sanicula. 267* 
B. Flowers regularly umbelled , yellow or greenish. 
a. Fruit ribbed ; ribs naked ; vittee epicarpic, dorsal, and 
commissural. 
Invol . 0 ; akenium oblong, 3-angular ; 
albumen involute . 
Smyhnjum. SOS', 
