u [—— 
297 
borizontalibus ‘v. nutantibüs v. iereliusculis: ramis flori- 
feris non raro brevibus fastigiatis: stipulis valde angustis: 
foliolis omnibus ovatis v. elliptieisque,  subundulalis, gla- 
bris v. superioribus cordatis: pedunculis paueifloris: caly- 
eibus . saepissime ‘inermibus v. laciniis lato-lanceolatis 
acuminalis v. incurvis: petalis albis, ‚rarius ruhellis: fructu 
alropurpureo, saporis aciduli-dulcis y, amaricanlis: semini- 
bus subreniformibus. - . 
' .Spec, 2. Aubus candicans Rb. (fraticosus W. et N.), 
glandulis uniformibus oblongis, aculeis majoribus "aequali- 
bus rectiusculis, turionibus arcuatis angulatis glabrescenti 
bus epruinosis, stipulis subulatis, foliis digitato-quinatis 
foliolis obovatis late-ovatisque integris dentatis acuminatis 
subundulatis, subtus albo-tomentasis, peduneulis elongato- 
paniculatis, laciniis calyeinis ovatis cuspidatis tomentosis 
fruetus glaberrimi reflexis, petalis ovatis integerrimis un- 
gue brevi, seminihus oyatis acutis, 
Variat: turionibus valde elongatis (20 pedalib.) stipulis 
angusto-lanceolatis: foliolis elliptieis v, latioribus v. an 
guslioribus v. subtug incanis leviter tomenlosis, superiori- 
bus retusis v. cordatis, inferioribus petiolulatis: pedunculis 
racemosisı calyeibus rarissime subaculeolatis:  petalis 
elliptieis, xoseis v. incarnatis, raro -alhis: fruciu mineri, 
acido v. mediacri subdulci. . 
"  &. aculeis vecwwvis, turiomibus glabris, foliolis oblon- 
gulo-obovalis undulatis subtus albidis, panicula abbreviata. 
Variat; foliolis superior. ad Basin obtusis v, retusis. 
Spee. 3. Zubus villosus: glandulis biformibus, aculeis 
Majoribus aequalibus rectiusculis, turionibus subprocum- 
bentibus obtusangulis subvillosis epruinosis, stipulis subulatis, 
folüis digitato-quinatis, foliolis obovatis subovatisque inte- 
gris serratis acuminatis subundulatis, subtus incanis dense 
Yillosulis, pedunculis paniculatis, laeiniis calycinis ovatis 
Cuspidatis sublus sublomentoso -villosissimis fructus gla- 
