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dorsally, plain on the ventral side. 5-ribbed. 

 Eibs filiform. Lateral ribs contiguous. Inter- 

 vals oo-vittate. It. 



1. P. APIODORA Gray. Flowers pale. Contra 

 Costa. Belmont, San Mateo. Summer. 



Odor pleasant, like celery. An infusion of 

 the root is used in cases of chronic catarrh, like 

 the tincture of its European congener. P. 

 Saxifraga. 



15. Carum L- CARAWAY. 



Umbels regularly compound. Cremocarp 

 laterally compressed, oblong. Mericarp equally 

 5-ribbed. Kibs filiform. Lateral ribs contig- 

 uous. Commissure plain. Intervals 1-vittate. 

 Flowers white. 00. 



1. C. KELLOGGII Gray. -Presidio. Alameda. 

 Sunny side. Summer. Seeds very fragrant. 



16, Apiastrum Nutt. 



Umbels regularly compound. Cremocarp 

 very much contracted at the commissure, cor- 

 date. Mericarp incurved at base and apex, 

 5-ribbed; ribs little elevated. Intervals 1- 

 vittate. Flowers white. 0. 



1. A. ANGUSTiFOLiUMNutt. Niles. Spring. 



17. Conium L - HEMLOCK. 

 Umbels regularly compound. Cremocarp 

 laterally compressed. Endosperm deeply sul- 



