RYDBERG: NOTES ON ROSACEAE 81 
thium at least is covered with fine soft hairs. The following 
belong here: 
CALIFORNIA: San Francisco, Dr. Bolander (type, inthe herbarium 
of Columbia University); Berkeley, Burt Davy 854; Pine Grove, 
Amado County, George Hanson 7310; no locality, Kellogg & Harford 
225 in part; Sierra National Forest, 1912, Abrams 4969. 
27. ROSA GRANULATA Greene, Leaflets 2: 262. I912 
This is closely related to R. spithamaea, but differs in the more 
glandular leaves and narrow teeth. Perhaps not specifically 
distinct. It is known only from the type collection at San Luis 
Obispo. 
28. ROSA SPITHAMAEA S. Wats. Bot. Calif. 2: 444. 1880 
This is a rather local species characterized by its almost her- 
baceous stems, slender prickles and bristly receptacle. 
CaLiFoRNIA: Trinity River, between Hyampore and Hooper, 
1878-1883, Rattan; Trinity Mountains, Marshall; Lake County, 
1902, Heller; ‘California,’ Torrey. 
OREGON: Wimmer, Hammond 120. 
29. Rosa SONOMENSIS Greene, Fl. Franc. 72. 1897 
This is related to R. spithamaea, but differs from the other 
Californian species with prickly fruit in the firm glaucous leaves, 
the densely prickly stem, and the short sepals. 
CALIForNtA: Petrified Forest, Sonoma County, 1883, Greene; 
Mount Tamalpais, V. Bailey 531; 1885, Rattan; Converse Basin, 
Fresno County, 1904, Dudley. 
III. MINUTIFOLIAE. This group is represented by the 
following species and by two species in New Mexico. 
30. RosA MINUTIFOLIA Engelm. in Parry, Bull. Torrey Club 9: 97. 
1882 
This species is a native of Lower California and may be ex- 
pected in San Diego County, California. 
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