— 13 — 



Humulus japonicus Siebold et Zuccarini 475. 



Quercus Robur Linne X sessiliflora Smith 476. 



Betuia nana Linne 331. 



Alnus incana De Candolle var. vulgaris Spach f. 



dubia Callier 56. 



— (glutinosa Gaertner X incana De Candolle) 

 comb, ambigua (Callier) 57. 



Salix (fragilis Linne X triandra Linne) comb, sub- 



triandra Neilreich J 1 477. 



— alba Linne f. coerulea Wimmer <? 210. 



— triandra Linne var. discolor Koch f. angusti- 

 folia Andersson <? 332. 



— var. concolor Koch f. angusti- 

 folia Andersson 9 333. 



— — f. latifolia 

 Andersson $ 334. 



— daphnoides Villars <? 211. 



— — 9 212. 



— purpurea Linne var. typica Anton Mayer f. 

 furcata Wimmer J 1 214. 



— — — f. styligera Wimmer 9 125. 



— var. gracilis Andersson 9 124. 



— var. Helix Koch $ 213. 



— ( — X repens Linne) comb, linearis Anders- 



son <? 126. 



— ( — X — ) comb, microphylla Mayer et 



Petzi <? 127. 



— ( — X — ) comb, microphylla Mayer et 



Petzi 9 128. 



— ( — X — ) comb, subpurpurea Mayer 



et Petzi <? 129. 



— purpurea Linne X (purpurea Linne X re- 



pens Linne) <$ 215. 



— ( — X viminalis Linne) comb. 



Forbyana Wimmer 9 59. 



— ( — X — ) comb, rubra 

 Wimmer f. vulgaris Kerner 9 130. 



— viminalis Linne var. vulgaris Kerner d 1 131. 



var. tenuifolia Kerner f. mon- 

 strös a 132. 



— incana Schrank J 1 335. 



— - 9 336. 



