16 



POLYGONACEAE 



/N. 



1337 



1332. Chorizanthe rigida 



1333. Chorizanthe Watsonii 



1334. Chorizanthe corrugata 



1335. Chorizanthe Vortriedei 



1336. Chorizanthe insignis 



1337. Chorizanthe californica 



1338. Chorizanthe perfoliata 



1339. Chorizanthe Thurberi 



1340. Chorizanthe leptoceras 



