502 
WRIGHT : FOLIAR PERIODICITY 
2.—Ceylon, India, and Malaya. 
Leaf-fall. 
New 
Leaves 
produced. 
Com¬ 
menced. 
Finished. 
Leafless 
Phase. 
Remarks. 
Ficus nervosa, 
Heyne; Pera- 
deniya. 
1901-02 
Dec. 23 
Jan. 11 
Jan. 15 
3 days 
Some of the old 
1902-03 
Dec. 20 
Jan. 10 
Jan. 13 
2 days 
leaves may 
Gmelina 
arborea, Roxb. ; 
Peradeniva. 
1902 * ... 
Feb. 5 
Feb. 21 
Feb. 28 
6 days 
remain on the 
old twigs 
until new leaf 
has appeared. 
Flowers are 
1903 
Feb. 14 
Mar. 4 
Mar. 16 
10 days 
produced 
Gyrocarpus 
Jacquini, 
Roxb.; 
Peradeniya. 
1903 
Feb. 
Mar. 24 
' 
April 24 
29 days 
when the tree 
is leafless. 
Leafless trees 
have been 
seen at Yavu- 
niya in May 
and at Pera¬ 
deniya in 
April. 
In flower on 
1904 
Feb. 
Mar. 27 
April 30 
31 days 
March 24, 
1905 
Feb. 
Mar. 28 
April 20 
22 days 
1903, when 
tree leafless. 
Often leafless 
in Northern 
Province in 
May. 
2 .— Ceylon , India , and Malaya. 
Leaf-fall . 
New 
Leafless 
Phase. 
Mimusops 
Elengi, L. ; 
Peradeniya. 
1902 
Com¬ 
menced. 
Finished. 
Leaves 
produced. 
Feb. 
Feb. 
March 
None 
