71. AMENTIFERE. 317 
1016. Salix ambigua, Ehrh. et plicata, Sm. 
Provinces ? 234------ 11L--14 15-1718. Native. 
Lat. 50—60. 8. Devon? Sussex; Borrer. — Orkney; Borrer. 
Zones 1 2 3. Highlands at “400 yards.” Tyne at 150 yards. 
Census 8 10 10. Ireland 1 or 2. Doubtful type. 
Europe - - - - ger fra - - den got. 
Russia --- 38. N.B. A dubious species; perhaps better included 
under 8. aurita, as a segregate form. 
1017. Salix repens, fusca, prostrata, etc. 
Provinces all. Native. 
Lat. 50—61. Cornwall, Wight, Kent. — Orkney, Shetland. 
Zones 1234. Highlands to 700 yards. Humber to 550 yards. 
Census 18 86 72. Ireland 9. British type of distribution. 
Europe spa ita - aus ger fra cha net den got nor swe. 
Russia--4321. Siberia. Davuria? 
— Iceland. America? 
1021. Salix arbuscula, prunifolia, vacciniifolia, etc. 
Provinces ------------ (18] - 15 16- [18]. Native. 
Lat. 56—58. Argyle, Mid Perth, Forfar, South Aberdeen. 
Zones ---45. Highlands to 800 yards, or upwards. 
Census 2 3 4. Ireland 0. Highland type of distribution. 
Europe spa ita - aus ger fra - - - - nor swe lap fin. 
Russia 6 ---21. West-asia. Siberia. Kamtschatka. 
— Faroe. Iceland. Greenland. 
1022. Salix Lapponum, Linn. cum segr. 
Provinces - - - - - [6----11]--1415 16 17 [18]. Native. 
Lat. 55—59. Edinburgh; Maughan! — Sutherland; Graham! 
Zones -- 845. Highlands to 800 or 900 yards. 
Census 4 7 10. Ireland 0. Highland type of distribution. 
Europe - ita - aus ger fra - - - - nor swe lap fin. 
Russia -- 4321. Siberia. 
— Iceland. America. Columbia. 
