VOL. IV.] Southern Extension of California Flora. 209 



Polygoninn amphibiuni ly. San Pedro Martir. 



Eriogoniim Wrtghtii Torr. San Pedro Martir. 



Plaiamts racemosa Nutt. Slopes of San Pedro Martir. 



Phoj'adendron juniperiniDn var. Libocedri Engelm. Growing 

 on Libocednis deciirrens. 



Phoradendron Dolleanuin Eichl. Growing on Cupressiis 

 Guadaliipensis. 



ArceutJiobium occidentale Kngelm. On P. poiidcrosa. 



Euphorbia Palmeri Engelm, San Pedro Martir. The speci- 

 mens show the gland erose rather than crenate. It is common 

 and usually yellow with a conspicuous ^cidium. 



Popidus iremuloides Michx. San Pedro Martir. Found grow- 

 ing in several places. 



Oiiercus agrifolia Nee. Base of San Pedro Martir, Santa 

 Cruz Creek. Very large trees. 



QuercHs JVislizem A. DC. San Pedro Martir, in the form 

 of large bushes. 



Querciis chrysolepis L,iebm. Common on San Pedro Martir. 



Oiierciis grisea Liebm. Very abundant on the higher eleva- 

 tions of San Pedro Martir. 



QuercHS dicmosa Nutt. Hills near San Telmo. 



Sisyrinchiunt bellum Wats. San Pedro Martir. 



Smilacina stellata Desf. San Pedro Martir. 



Ju7icus triformis var. uniflonts Engelm. San Pedro Martir. 

 Sometimes so abundant as to redden moist ground. The speci- 

 mens are all dimerous and even smaller than those noted by Dr. 

 Engelmann. 



Epicavipes rigens Benth. San Pedro Martir. 



Elymus Sitanioii Schult. San Pedro Martir. 



Juniperus Californica Carr. This large bush or small tree is 

 common on the hills about the base of San Pedro Martir and has 

 been collected much farther south. 



Ciipressus Giiadalupensis Watson. San Pedro Martir. Seen 

 in but one locality. 



