198 Class XTI. Order V. 



same root. They are commonly of a reddish colour, and their 

 prickles nearly straight. Leaves pinnate, with five or seven 

 oval leafets, sharply serrate and paler on the under side. Flow- 

 ers red, growing in a sort of corymbs. Fruit spherical, flattened 

 at the ends. June, July. 



205. RUBUS. 



RUBUS OCCIDENTALIS. Li. Black Raspberry. Thimbleberry. 

 Leaves trifoliate, downy underneath, stem prickly, 

 petioles round. L. 



Frequent about fences, thickets, &c. The stems are prickly, 

 long and slender, bending over iu the form of an arch, and cov- 

 ered with a bluish or glaucous powder, which readily rubs off. 

 Leafets in threes, oval, loosely serrate, acuminate, green above, 

 whitish and downy underneath, the two lateral ones nearly ses- 

 sile. Petioles roundish, prickly. Flowers white, in terminal 

 racemes. Fruit black, sprightly, and pleasant to the taste. 

 May. 



RUBUS STRIGOSUS. Mich. Wild Red Raspberry. 



Unarmed, strongly hispid, leafets in threes, or five 

 pinnate, oval, obtuse at base, lined and white-downy . 

 underneath, the odd one often sub-cordate. Mich. 



A more delicate fruit than the last, found in similar places. 

 The stem and branches are without prickles, but covered with 

 thick stiff bristles. Petioles hispid, bearing one or two pairs of 

 lateral leafets and a terminal one ; the lateral leafets sessile. 

 Flowers white, in terminal clusters with hispid peduncles. Fruit 

 red, richly flavoured. May. 



* RUBUS SETOSUS. Bristly Raspberry. 



R. caule erecto, reclinato, hispido ; foliis ternatis 

 quinatisve, utrinque glabris, concoloribus. 



Stem erect, reclining, bristly ; leaves ternate or qui- 

 nate, smooth and green on both sides. 



Stem woody, erect at base, reclining, without prickles, but 

 thickly covered with strong bristles. Petioles semicylindrical, 

 chanelled. Leaves ternate, a few younger ones quinate ; leafets 



