212 



Rhoilora 



[November 



Wooded hills, Pa. to Mont, and Mo. 

 Bromus incanus (Shear), comb. nov. 



B. yurgans incanus Shear. 1900. 1. v. p. 41. ^ 



Wooded hills. Pa. to Va., S. 1). and Tex. 

 Elymus striatus var. arkansanus (Scrihn. & Ball), comb. nov. 



K nrkanmnus Scribn. & Ball. 1900. U. S. Dep. Agric. Div, 

 Agrost. 

 Bui. 24:45. 



Wooded hills, Md. to la. and southw. 



Depaktment of Agriculture, Washington, D. C. 



SOME MAINE RUBI. THE BLACKBERRIES OF THE 

 KENNEBUNKS AND WELLS,— IIL 



W. H. liLANCIIARD. 



I NT this concluding paper the llispidus and Setoftu.i classes of black- 

 berries are taken up, two new species and one new variety are described, 

 and some of their variations are mentioned under names suggested by 

 the now popular explanations of plant variations. 



RuHUS HispiDUS 1j. {R. sempervirens Bigelow, R. obovalif Michx. 

 R. ohovatu.s' Persoon.) Plants normally ])erfectly prostrate; stems very 

 slender, small at the base, beset with few to very numerous slender 

 mostly reflexed bristh^s, some of the smaller generally tipped with 

 smalf glands; branching freely and ti])i)ing vigorously. Leaves on 

 new canes ^-foliate or often in this section o-foliate, thick, smooth, 

 shining, remaining in favorable ])laces till spring, stipules often large; 

 leaflets broadly obovate with a very short point or none, 1 to H in. 

 long, often 2 in., crenate-dentate, variants often serrate and pointed. 

 (Jrowth on old canes erect, leafy, nearly glabrous; leaves 3-foliate, 

 probably never normally r>f()liatc; leaflets thick, broad and rounded; 

 inflorescence slender, more or less racemose; bristles very weak ()r 

 none, unifoliatc leaves few and broad; flowers very variable in si/.e, 

 f in. to 1 in. broad or sometimes very large; ])etals generally broad, 

 often very narrow; blossoming and fruiting very late; fruit generally 

 small and sour, but in favorable places often f in. in diameter and 

 quite edible. Abundant in all ])arts of this section, dry or moist 

 ground, shade or sun. 



The popular impression s(HMns to be that this is a very weak plant 



