CONTRIBUTIONS TO WESTERN BOTANY NO. 16 



tember 19, 1929. 



Sida crispa. No. 24928. Baboquivori mountains, Arizona. September 19, 

 1929. 



Sida Neo-Mexicana. No. 24929. Baboquivori mountains, Arizona. Sep- 

 tember 22, 1929. 



Janusia Californica. No. 24931. Baboquivori mountains, Arizona. Sep- 

 tember 22, 1929. 



Janusia gracillis. No. 24932. Baboquivori mountains, Arizona. Septem- 

 — — ber 20, 1929. 



Argemone hispida. No. 24933. Mono Lake, California. June 29, 1929. 



Houstonia angustifolia. No. 24934. Ramsey Canon, Huachuca moun- 

 tains, Arizona. Seeptember 30, 1929. 



Gayophytum ramosissimum. No. 24935. Arrowhead Lake, California. 

 August 4, 1929. No. 24937. Cushenbury Grade. August 4, 1929. 



Epilobium paniculatum var. jucundum. No. 24936. Arrowhead Lake, 

 California. August 4, 1929. 



Epilobium adenocaulon. No. 24938. Arrowhead Lake, California. August 

 4, 1929. 



Epilobium glaberrimum. No. 24940. Arrowhead Lake, California. August 

 4, 1929. 



Boisduvalia densiflora. No. 24939. Arrowhead Lake, California. August 

 4, 1929. 



Gaura parviflora. No. 24941. Ramsev Canon, Huachu 

 zona. September 29, 1929. 



Oenothera biennis. No. 24942. Ramsey Canon, Huachuca i 

 zona. September 28, 1929. 



Gaura gracilis. No. 24943. Ramsey Canon, Huachuca i 



zona. September 28, 1929. 



5. Ramsey Canon, 



Sium lineare. No. 24948. Bluff Lake, Califorr 



Carum Kelloggii. No. 24950. Arrowhead Lake, California. 

 1929. 



Pseudocymopterus tenuifolius. No. 24951. Ramsey Canon, Huachuca 

 mountains, Arizona. September 30, 1929. 



Podosciadium capitellatum. No. 24947. Bluff Lake, California. Sep- 

 tember 2, 1929. 



Sanicula lacinata. No. 24946. Arrowhead Lake, California. August 4, 

 _— - 1929. 



Galium Rothrockii. No. 24952. Ramsey Canon, Huachuca mountain;, 

 Arizona. September 28, 1929. 



Galium Aparine. No. 24953. Ramsey Canon, Huachuca i 



24954. Baboqu 

 20, 1929. 

 Echinocactus acanthodes. No. 24955. Baboquivori mountains, 

 September 25, 1929. 



