402 CALIFORNIA ACADEMY OF SCIENCES. 



142. Baccharis Douglasii, DC. 1. c. 400. — Not com- 

 mon. 



143. Baccharis viminea, DC. 1. c. — Dry beds of streams 

 on the south side only, near the sea. 



144. MiCROPUS Californicus, Fisch. & May. Ind. Sem. 

 Petrop. 1835, 42. 



145. FiLAGO Californica, Nutt. Trans. Am. Phil. Soc. 

 vii. 405. 



146. Gnaphalium Sprengelii, Hook & Arn. Bot. Beech. 

 150. 



147. Gnaphalium ramosissimum, Nutt. PI. Gamb. 172. 



148. Gnaphalium decurrens, var. Californicum, Gray, 

 Bot. Cal. i. 141. 



149. Gnaphalium purpureum, Linn. Sp. PI. 854. 



150. Ambrosia psilostachya, DC. 1. c. 526. 



151. Franseria bipinnatifida, Nutt. Trans. Am. Phil. 

 Soc. vii. 507. 



152. Xanthium Canadense, Mill. Diet. ed. 8. — One 

 plant, fruiting at a Chinese fishing camp near the southern 

 shore; at present therefore merely adventive. 



153. Helianthus annuus, Linn. Sp. PI. 904. — In a grain 

 field; the native state of the plant. 



154. Encelia Californica, Nutt. 1. c. 357. — Common 

 near the sea, on the south side. 



155. Leptosyne gigantea, Kellogg, Proc. Cal. Acad. iv. 

 198. — Frequent on cliffs toward the sea on the north side, 

 but preferring islet rocks where sea fowls nest, in which 

 places it grows in greatest abundance. The plant is de- 

 scribed by sailors and fishermen as making a fine show dur- 

 ing its flowering season, which is said to be February and 

 March. 



