(176) 



2. C. MiCROCARPA Hook. & Arn. Erect; 

 umbels involucrate. — Commou. Spring. 



Tlie cliewing of this herb, called by the 

 Spanish "Yerba de vibora," or an infusion of 

 it, is recommended by them as an antidote 

 against the bite of the rattlesnake. 



2. Daucus Tourn. Carrot. 



Umbels regularly compound. Secondary 

 ribs of the cremocarp more prominent than 

 the primary. Intervals 1-vittate. Face of the 

 endosperm flat. 



1. D. PUsiLLUS Michx. Flowers white. — 0. 

 Common. Spring. 



3. Ferula Tourn. 



Umbels regularly compound. Cremocarp 

 dorsally compressed. Marginal ribs winged. 

 "Wings coherent. Dorsal ribs filiform. Yit- 

 tae 00. Flowers yellow. — U. 



1. F. Califoenica Gray. — Sunnyside. Sum- 

 mer. 



4. Heracleum L. Cow-Parsnip. 



Umbels regularly compound. Cremocarp 

 dorsally compressed. Marginal ribs winged. 

 Wings coherent. Yittse shorter than the mer- 

 icarp. — U' Flowers white. 



1. H. LANATUM Michx. — Common. Sum- 

 mer. Herb of suspicious qualities. 



