ERRATA. 
Page 36, line 10 from bottom, for Pilostegia, read Pileostegia. 
84, ,, 7 from bottom, for quintuplinerva, read quintu- 
plinervia. 
,, 107, ,, 13, for Betula Bhojpatra, read Betula Bhojpattra. 
,, 189, ,, 25, for C. Simmondsii, read C. Simonsii. 
,, ,, ,, 30 from bottom, for B. Corryi, read B. Coryi. 
,, ,, ,, 5 from bottom, for peas, read pears. 
,, 202, ,, 2 from bottom, for C. virginis, read P. virginis. 
,, 205, ,, 12 from bottom, for garieties, read varieties. 
