280 3Ir. Bentham's Review of the Order o/" Hydrophyllese. 



Phacelia peruviana. Spreng. P. californica. Cham. P. heterophylla. Pursh. 

 P. rudis. Dougl. (v. s. sp.) 



Found on the Columbia by Mr. Douglas and Dr. Scouler ; in California by 

 M. de Chamisso, Douglas, Lay and Collie, &c ; on Mount Orizaba in Mexico 

 by Schiede and Deppe ; in Peru by Ruiz and Pavon ; in Chili by most of the 

 collectors who have been there ; and at the Straits of Magellan by Commerson 

 and others. 



4. P. iNTEGRiFOLiA {Tovrey, PI. Rochy Mount. 222. t. 3.), foliis ovatis indivisis 



crenato-serratis, staminibus exsertis. 



Banks of the Platte. Dr. Torrey. I have not seen the plant. 



5. P. ciLiATA, scabro-pubescens, foliis pinnatisectis, segmentis oblongis obtusis 



subpinnatifidis, calycis laciniis ovatis submembranaceis reticulatis mar- 

 gine ciliatis, staminibus corollani subsequantibus. 

 Folia fere Eutoae Cumingii; habitus Eufocce hrachylobce, at placentae 2- 

 ovulatae. {v. s. sp.) 



From California. Mr. Douglas. 



6. P. RAMosissiMA {Dougl. MSS.), scabro-pubescens vel hispida, foliis pinnati- 



sectis, segmentis ovatis obtusis subpinnatifidis, calycis laciniis oblongis 

 viridibus hispidis, staminibus exsertis. 

 Rami elongati, divaricato-ramosi, paucifoliati. Flores quam in P. circ'mata 

 parum minores. (v.s.sp.) 



Gathered by Mr. Douglas in California and on the Columbia. 



7. P. TANACETiFOLiA, scabro-pubcscens vel hispida, foliis bipinnatifidis, segmen- 



tis oblongis dentato-pinnatifidis, calycis laciniis oblongo-linearibus his- 

 pidis, staminibus exsertis. 

 Caules 1 — 1^-pedales basi ramosi. Flores coerulei, parum minores quam in 

 P. circinata. {v. s. sp.) 



Sent by Mr. Douglas from California, where it appears to vary much in his- 

 pidity and in the size and number of the lobes of the leaves. 



8. P. BiPiNNATiFiDA {Mick. Fl. Bor. Amer. i. 134. t. 16.), " erecta, foliis pinna- 



