254 tBAFI<BTS. 



or merely undulate marginally or with a few slight sinuate 

 lobes, the whole of a vivid green on both faces but deeper 

 above, the petiole and the veins of both faces villous-puberu- 

 lent, the axils of mid vein and veinlets with conspicuous villous 

 tufts, both faces otherwise softly and shortly setulose : fruit- 

 ing raceme large, erect, the rachis and pedicels villous-puber- 

 ulent ; samaras small for the foliage, barely iK inches long, 

 more divergent than usual, the sinus broad and quadrate 

 below, body densely villous-setose (if not better called soft- 

 hirsute), wings very broad i/4 inch), minutely puberulent. 



This is another very strikingly marked species of southern 

 California, and large-leaved even, but the foliage cut almost 

 to the base into long narrow five-finger-like mostly entire seg- 

 ments. The locality is the Sulphur Mountains of Ventura 

 Co., the collectors Abrams & McGregor, June, 1908 ; type on 

 U. S. Herb, sheet 612966. 



AcBR POLiTUM. I^eaves about SH inches long and a trifle 

 broader above the middle, deeply 5-cleft, the sinuses narrowly 

 and not acutely V-shaped, 3 larger lobes widening upwards 

 and coarsely and unevenly toothed, the two basal divaricate- 

 spreading, entire on the upper margin, sinnate-toothed on the 

 lower, the base of the leaf as a whole nearly truncate, texture 

 subcoriaceous, both faces glabrous and somewhat polished, 

 even the usual ciliation wholly wanting : samaras only 1 ^ 

 inches long but the wings more than j4 inch wide, slightly 

 overlapping, very strongly transverse-striate and glabrous, the 

 nutlets short-bristly, with little or no other indument. 



Along Johnson's Creek back of Fort Tejon, Kern Co., 6 

 July, 1891, Coville & Funston, n. 1166 ; type on U. S. Herb. 

 sheet 17945. 



Certain Western Roses. 



The original definition of Rosa gymnocarpa given by Nuttall, 

 while loose enough easily to include a number of species is, on 

 the other hand, such a diagnosis as effectually excludes a great 



