166 



APPENDIX. — 



NO. I. 











Latitude. 



Region. 



Flo. 



Cat. 



Type. 



POPULUS 















canescens 



51° to 56° 



Pla. 





6 



4 



Engl. 



nigra 



51 —57 



Pla. 





10 



6 



Engl. 



J alba 



51 —56 



Pla. 





11 



9 



Engl. 



tremula 



51 — 59 



Pla.- 



-Upl. 



12 



15 



Brit. 



SALIX a 















purpurea 



51 —57 



Pla. 





4 



1 



Engl. 



Helix 



52 — 57 



Pla. 





8 



6 



Engl. 



Lambertiana 



51 —57 



Pla. 





1 



2 



Engl. 



Woolgariana 



51 —52 



Pla. 













Germ. 



Forbyana 



52 — 56 



Pla. 





3 



2 



Germ. 



rubra 



51 —57 



Pla- 





4 



1 



Engl. 



undulata 



51 —57 



Pla. 





1 







Germ. 



triandra 



51 —57 



Pla. 





8 



3 



Engl. 



Hoffmanniana 



52 — 53 



Pla. 













Germ. 



amygdalina 



51 — 56 



Pla. 





3 



2 



Engl. 



pentandra 



51 —58 



Pla.- 



-Upl. 



6 



7 



Brit. 



Meyeriana 



55 • 



Pla. 













Scot.? 



decipiens 



51 —56 



Pla- 





4 



3 



Engl. 



fragilis 



51—57 



Pla. 





9 



8 



Engl. 



Russeliana 



51 —58 



Pla.- 



-Upl. 



8 



3 



Brit 



alba 



51 —57 



Pla. 





11 



5 



Brit. 



vitellina 



52 — 57 



Pla. 





6 



4 



Engl. 



petiolaris (54<) 



56 — 57 



? 





1 







High. 



rosmarinifolia 



(52 — 57) 



? 





2 







Scot.? 



angustifolia (59) 56 — 57 



? 









1 



High. 



Doniana 



? 



p 













High.? 



fusca 



51 —59 



Pla.- 



-Med. 



11 



5 



Brit. 



ambigua 



52 — 57 



Pla. 









1 



Brit. . 



reticulata 



57 — 59 



Sub.- 



-Alp. 











High. 



glauca (54) 



.57 



p 













High. 



a In this genus I cannot distinguish the native and introduced 

 species. The reader is requested to refer to Salix in Appendix No. II. 

 for a note on the value of the species. 



