Book  (1944)  Page(s) 459.  
 
Rosa nutkana var. muriculata (Greene) G. N. Jones, Madrono 3: 128. 1935. Leaflets oval, 15-30 mm. long, doubly serrate, the lower surface with muriculate glands interspersed with the pilose pubescence. Mostly near the coast, Humid Transition and Canadian Zones; British Columbia to Mendocino County, California.

Book  (1937)  Page(s) 74.  
 
muriculata Greene (partly from Durandii Crép., partly from nutkana Pressl.) [pollen quality] 86% [ploidy] 42