126 CALIFORNIA ACADEMY OF SCIENCES. 



In the following list, the most southern habitat at which 

 they were seen is given for California and Arizona plants. 



Clematis pauciflora Nutt. — San Sebastian, El Kancho 

 V^iejo. 



Delphinium cardinale Hook. The flowers are sometimes 

 yellow. — San Pablo, San Quintin. 



Delphinium Parishii Gray. — San Enrique and northward. 



Delphinium Consolida L. — Escaped, and growing along 

 irrigating ditches at San Pablo. 



Crossosoma Bigelovii AVatson. — El Eancho Yiejo, Paraiso. 



Berberis Fremonti Torr. Growing in great rounded 

 clumps 10 feet high — San Sebastian, El Rancho Viejo. 



Eschscholtzia Californica Cham. — This plant was first 

 seen growing in its perennial form on the banks of irrigating 

 ditches at San Pablo, where it had probably been introduced. 

 As a native plant it appeared at El Campo Aleman, and 

 northward became common, larger flowered, annual or per- 

 ennial with torus of variable width. 



Argemone Mexicana L. var. alba DC. Very abundant 

 and handsome, growing to a height of 6 or 8 feet. Not seen 

 north of Calmalli. — San Gregorio, Comondu. 



Platystemon Californicus Benth. — Socorro. 



Draba cuneifolia Nutt. With hix filiform racemes eight 

 inches long and thin leaves. — Growing in damp localities at 

 San Pablo and San Esteban. 



Cardamine Palmeri Watson. ? Specimens too young for 

 certain determination. — San Gregorio. 



Arabis, sp. A single specimen resembling a purple-flow- 

 ered Cardamine, and perhaps the species noticed in Bot. 

 Sulph., p. 6. —Magdalena Island. 



Arabis arcuata Gray. — El Rancho Viejo. 



