Rubus incanescens, Bertol.

69. R. incanescens Bertol. View in CoL , FZ. Ital. 5: 223 (1844).

Stems robust, obtusely angled, pruinose, with numerous, rather long, often glandular, hairs and acides, otherwise glabrous; prickles straight or slightly curved, rather unequal, the largest very broad-based. Leaves pedate; leaflets 3-5, large, glabrous above, sparsely greywhite tomentose beneath; terminal leaflet obovate-acuminate, unevenly dentate. Inflorescence large, leafy at the base, with long, lax branches; axis densely tomentose, with numerous glandular hairs and acides; prickles subulate; peduncles long. Sepals short, partially appressed to developing fruit; petals oblong, white or sometimes red; stamens exceeding the styles; carpels glabrous. 5. W. Europe. Ga Hs It Lu. The affinities of this species are uncertain, and it has some characteristics of the Ser. Glandulosi . It> pollen quality and size suggest it is diploid. Series Glandulosi P. J. Mueller. Stems weak, terete, often procumbent, pruinose; prickles weak, or broad-based and curved. Inflorescence-axis usually with weak prickles; sepals usually appressed to the young fruit; petals often small; stamens usually equalling or exceeding styles. R. merinoi Pau ex Merino , Bol. Soc. Aragon. Ci. Nat. 3: 188 (1904) is a species in Ser. Glandulosi occurring in N.W. Spain; its affinities are not known.