VOL. I ] 



F'lora of the Calif ornian Islands. 



^Z7> 



Spec 



Thysanocarpus pusillas Hook 



Isomeris arborea '^wii 



Viola pedunrnlaia T. *t G 



Oli<jomerU ^uhulata Boiss 



Helianihpmiun scoparium Niitt 



Hdlanthemum occideulale Greene . . 

 Franhcnia yrandf/olia Gh. & Sclil. . 



Stlejie antirrhhin L 



Sikne muUlnervia^ Watson ined . . . , 



Siltiic GaU'tca L 



Silene laciniaia\ Cav 



Stellarkt media L 



Stellaria nitens Kutt. 



Arenaria Douylasii T. & G 



Sajina occidental^ Watson 



Ti:>.-ia macrothcca Britton 



Tissa marina L 



Pohjcarpoa depresRum Xntt 



Pentaca^na ramosisslma H. & A 



Calavdrinia Breiceri Watson 



Calandrinia caulescent var. Menziem 



Calandriiiia mciriilma Nutt 



Claytonia perfollala Donn 



Malva bo7*ealis Walhn 



^f all' cist rum Thurbcrl Giuy 



MalvaMrum exile Gray 



^S'idalcea walv^Jfora Gray 



Lavalera a.-isunjentijiora^ Kell 



Geranium Carol inianum L 



Erodinm dcutariiim L'Her 



Erodium moschalum L'Her 



Erodium macropht/Uum H. & A 



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curvipes. The hoat-shaped curving of the wing is largely produced by the 

 hick of continuity, and simihir effects are found in all the perforated forms 

 though not to so great an extent. 



*Proc. Cal. Acad. ser. 2, i, 202; Zoe i, 113. *S^. quadrirulnera ? and S. 

 conoidea of lists. 



\Silene simvkcus Greene, Pitt, i, 03. Proc. CaU Acad. ser. 2, i, 207. In the 

 species of Silene with ample calyx, it is not unusual for the slender clawed 

 petals to group themselves in various positions. Such apparent hilahiates 

 have been observed in S, Bolanderij S. laciniata and S. peciinata. 



{Zoe i, 109. It is claimed that this j^lant was introduced from Spain by 

 the Franciscan friars early in their occupancy of California. 



