(177) 
5. Peucedanum L. 
Umbels regularly compound. Cremocarp 
dorsally compressed. Marginal ribs winged. 
Wings coherent. Vittv as long as the meri- 
carp.— 2f. 
1.. P. pasycarpum Torr. & Gray. Leaves 
much dissected; cremocarp tomentose; flowers 
white.—Common. Summer. 
Smell of entire plant like celery. 
2. P. urricutatum Nutt. Leaves much dis- 
sected; cremocarp glabrous, distinctly ribbed; 
flowers yellow.—Common. Summer. 
3. P. canurrotium Torr & Gray. Leaves much 
dissected; cremocarp glabrous; dorsal ribs ob- 
solete, only the marginal ones developed; flow- 
_ ers yellow.—Common. Summer. 
4. P. TRITERNATUM Nutt. Leaves 2-ternate 
to 3-quinate; umbellules involucellate; flowers 
yellow.—Contra Costa. Summer. 
5. P. vetocarpum Nutt. Leaves 2-ternate 
to 8-quinate; umbellules naked; flowers yel- 
low.—Livermore. Summer. 
The roots of several species of Peucedanum 
have been used as food, but as those used in 
this way are not sufficiently identified it is 
safer to abstain from using them till the differ- 
ent species have been subjected to an exami- 
hation, not merely in regard to their botanical 
8a 
