(1891)  
 
R. arkansana Porter Very prickly, but without infrastipular spines; stipules narrow; leaflets 7 to 11, simple toothed, not resinous; flowers corymbose, the pedicels as well as the receptacles naked; sepals not hispid, the outer lobed: fruit globose.

(1891)  Page(s) 331.  
 
[In Plant Records of Lower California]
Rosa minutifolia Engelm. Small-Leaved Rose Abundant in the lower part of the Upper Sonoran Zone...where it is found along dry, stony arroyos among the lower hills and up over gravelly mesas t at least 300 meters altitude....It is a peculiear little species, 1 to 1.5 meters high , in places forming dense thickets, from which almost all other shrubs are excluded. Although the regular flowering season had passed, a few plants were still blooming when our collection was made...August 2. O this rose and its limited known distribution Brandegee says: "Abundant near the coast....It extends into the interior a dozen or more miles from the Pacific slope. In some localities most of the bushes produce white flowers."