^i^i^U^/^ 



^ 



V 



i203. Rubus 



into the 



me forms, but runniu 

 ' intermediate gradations. Prom 

 "Short-cluster Blackberries" of 

 1 derived, as Snyder, Kittatinny, 



.-kly: 





—Distinct in its extre 

 species by all manner o1 

 this plant the common 

 the garden appear to b( 

 Erie, etc. 



23. AUeghenUnsis, Porter (R. viUdsiis, var. mon- 

 tAnus and iJ. montA.nns , Porter, not Wirtg. ). Very like 

 B. nigrobaccus , and perhaps only 

 a cosmopolitan type implant smaller, 

 branches and leaf -stalks usually n 

 growt'hs very glandular-pubescent : 

 very long-pointed, closer-toothcl 

 smaller: fr. small, long nti-l iim-T-' 



the top, the drupelets mm '. I \ ■ r\ juicy 



but of good flavor. Innicin nnl .i.ntario 



to Virginia. — Common on i-. ni^' ■■ . i ,.ii.,i,., iiil,,rd- 

 ing much edible fruit. In n- iii.il i inn ii~ -.en in 

 the wild, it is very distinct from 11, nlfjrof t h par 

 ticularly in its fruit. 



24. heterophyllus, Willd. Pig. 238, Vol. I B nigto 

 hacaisxB. villosus, in many forms both wild and culti 

 vated. In cultivation this hybrid class is represented 

 by the "Loose-cluster Blackberries," as Wilson Wil 

 Jr., and Rathbuii. The plants are usually half erect 

 thorny, mostly more or less glandular-pubescent on thi 

 young growths: Ifts. broad and 

 jagged: fl. -clusters small and 

 usually forking, with long pedi- *« §g\A^v- 

 eels: fr. rather loose-grained, ^^^T^\ 

 with large drupelets. The plant 

 is not infrequent in regions in 

 which both B. nigrobaccus and 

 B. villnsvs grow. It is usually 

 easily distinsriuslicl b\ the half- 

 erect li I li 1 I I 11 I I M ,'ularly 

 tootheil 1 I which 

 are n..t I n,. In 

 some .• 1-^1 111. I II I ~ natur- 

 ally st.and :)-t ft. high. 

 Group 4. Leafy-cluster Black- 

 berries, with little or no glan- 

 dular pubescence and short 

 flower - clusters that have 

 more or less small Irs. inter- 

 mixed. 



25. argiltus. Link ( /.'. frondd- 

 sus, Hi-.l /i' ./'.',/(.-,■. var. 

 frondi'sii I ... / . , ,:'ctus. 

 Hook. ). I . . .' ..- \ 1 ry like 



B. ni;i,:>l„ir^,. 



26. fWridus, Tratt. (if. argiifus, var. fUridus, Bailey). 

 Canes armed with hooked prickles- pedicels and ca- 

 lyx pubescent, snmetinK-s glandular : floral Ivs. small, 

 mostly weilL-i--..l...Mit.- an.l ..l.ins,- : n.-rlust.-r small. 



I- i:v..|. Niilnt I'.-uit.-., Fig. 91.- 



.1,. - I.. I... this species seems to be 



I.I Mi-vissippi, and perhaps also in 



niMi ir may be is only to be de- 



. till siu.lii-s in the field; but in its 



is readily separated from B. argutus. 



less erect (often climbing?! than if. 



be 



27. K4ndii (if. ar 

 209. Low and wiili 

 ometimes becomim 

 .rickles, the canes 

 bin, usually becoiiii 



Fie. 



and good. ^ .! . iii woods and thickets, New 



Brunswick i . 1. . - , r; to be looked for in the 



mountain.s ..: i .i I: impresses one as a weak 



woods form. -..lu. ;ini. - -. .uiiug nearest if . Canadensis 

 but oftenest su^jji-stiug B ingiobaccui but it seems 

 to hold Its characters better than most Blackberries. 



but 2203. Cultivated foi 



