42 Harald Lindberg. 



a. Gaules petiolique per totam longitudineni + dense pilosi (rarissime subglabri), 

 folia magna, lata, reniformia, raro suborbicularia, 9-loba, lobi dentibus latis, 

 utrimque (7) 8 — 9 (10), supra per totam faciem dense — laxiuscule adpresse 

 pilosa vel tantum in plicis pilis munita, vel raro subglabra, subtus in meso- 

 phyllo + laxiuscule pilosa — glabra fere vel glabra, secus totam nervorum 

 longitudinem pilosa, subsericea, inflorescentia satis angusta, flores in glomerulis 

 congestis, urceoli et pedicelli glabri vel infimi subadpresse + pilosi 



A. glomerulans Buser. 



b. Gaules saltem superiore in parte glabri, folia supra glabra vel raro in plicis 

 + parce pilosa, subtus in mesophyllo glabri vel in lobis basilaribus + pilosi, 

 pedicelli et urceoli semper oranino glabri. 



1. Gaules usque ad ramulum floriferum secundum vel raro tertiura et petioli 

 + pilosi, folia subtus nervis per totam longitudinem + pilosis. 



Cl. Inflorescentia lata, multiflora, densa, subcorymbosa, stipulia profunde in- 

 cisa, folia viridia, orbicularia vel reniformia, 9- vel rarius incomplète 11- 

 loba, supra glabra vel rarius in plicis pauci-pilosa, . lobi dentibus confor- 

 mibus, utrimque (7) 8 — 9 (10), acutis vel acutiusculis, dens apicalis vici- 

 nis aequilongus et conformis, raro paullo brevior, flores subvirides, sepala 

 et episepala angustioria et acntioria 



A. acutidens Buser, Lindb. fil. ampl. 



ß. Inflorescentia angusta, subracemosa vel summa in parte subcorymbosa, 

 stipulia dentata, folia glauco-viridia, reniformia, 9- vel raro incomplète 

 11-loba, supra numquam in plicis pilosa, lobi dentibus utrimque 7 — 8 

 (9), obtusis, dens apicalis parvus, vicinis multo minor, flores subflavi, 

 sepala et episepala latioria et brevioria 



A. obtusa Buser. 



2. Gaules tantum in internodio primo + dense et in internodio secundo + 

 parce pilosi, fere numquam usque ad ramulum floriferum infimum pilosi, pe- 

 tioli + parce pilosi vel subglabri — omnino glabri, folia magna, reniformia, 

 dilute viridia, 9- vel raro incomplète 11-loba, supi'a glaberrima (tantum in 

 dentibus breviter pilosiuscula) vel rarissime in plicis pilis paucis munita, subtus 

 tantum secus apices nervorum adpresse pilosa, lobi dentibus utrimque (6) 

 7 — 9 (10), dentés inaequales, dens apicalis parvus, vicinis multo minor, in- 

 florescentia vulgo satis angusta, flores vulgo flavo-virentes 



A. alpestris Schmidt. 



Tom. XXXVII. 



