244 LEAFLETS. 



M. GLAUCiFOLius. Kellogg, under Rubus. 



M. NIGEEKIMUS. Rubus hesperius. Piper, Eryth., v. 103. 



M. MiOHiGAKUS. More sparsely and feebly armed than M 

 occidentalis ; leaflets longer, narrower, less incised ; the odd one 

 lance-oblong or narrow-ovate, %\ inches long, all merely pale 

 beneath, scarcely white even when half grown : pedicels with 

 few and reduced prickles but a rather copious short glandular 

 hairiness. 



Woods near the Agricultural College, Michigan, C. F. Wheeler, 

 1895. 



M. BEKNAEDiifus. Eathcr low, excessively and stoutly 

 prickly even to the midvein of the leaflets : foliage small, deep 

 green above, white beneath; odd leaflet li inches long, quite as 

 wide, broadly ovate to deltoid-ovate, somewhat 3-lobed now and 

 then, otherwise doubly serrate-dentate: pedicels with few strong 

 prickles and a dense glandular short indument. 



Mill Creek Falls, San Bernardino Mountains, Cal., S. B. 

 Parish, June, 1901, n. 5046. 



Pakmena. Easpberries, but with the habit of upright Black- 

 berries, though less prickly, sometimes almost unarmed. Leaves 

 3-foliolate, or some simple. Flowers few or solitary, large, with 

 rose-red long petals : calyx 5-cleft, very closely reflexed under 

 the fruit ; this large, of very many drupelets. Pyrenea strongly 

 favose-pitted, but low-keeled on the back. 



P. SPECTABILIS. Pursh, under Rubus. 



P. Menziesii. Hook., " " 



CAEDIOBAT0S. Technically a true Blackberry, small, trailing, 

 very prickly, even to the round-cordate simple foliage. Stipules 

 foliaceous. Flowers solitary in the leaf -axils,, short-pedicelled : 

 calyx quite divided, the sepals very unequal, one large, often 

 foliaceous, more or less enfolding the narrower, the whole calyx 

 erect in fruit, enfolding the very small fruit of few drupelets. 

 Petals rose-red, showy. 



C. NIVALIS. Doug., under Rubus. 



