496 
WRIGHT : FOLIAR PERIODICITY 
1.—Ceylon and India. 
Leaf-fall. 
New 
Leafless 
Period. 
Com¬ 
menced. 
Finished. 
Leaves 
appeared. 
Flàcourtia Ra- 
monfcchi, LT- 
Herit.; Pera- 
deniya. 
1901-02 
1903 
1904 ... | 
1905 
Dec. 18 
April 
January 
Sept. 
January 
J anuary 
February 
Oct. 1 
February 
Dec. 21 
May 
January 
Oct. 14 
January 
13 days 
This tree along the new Oreodoxa drive is most erratic. 
1 .—Ceylon and India. % 
Leaf-fall. 
New 
Leafless 
Period. 
Com¬ 
menced. 
Finished. 
Leaves 
appeared. 
Ficus Trimeni, 
King ; Pera- 
deniya. 
1900-01 
Dec. 
i 
March 
Jan. 
1901-02 A. ... 
Nov. 
Feb. 
Jan. 
— 
1901-02 B. ... 
June 
October 
August 
— 
1902-03 A. ... 
Nov. 
March 
Jan. 
— 
1902-03 B. ... 
July 
October 
Sept. 
— 
1903-04 
Nov. 
March 
Jan. 
— 
1904-05 
Dec. 
March 
Jan. 
The behaviour of this tree is rather peculiar. It appears 
to be subject to partial or complete defoliation during the 
windy weather in December and January and again in 
June and July. In neither case does the tree become abso¬ 
lutely leafless, new leaves appearing before all the old ones 
have dropped. An account of the behaviour of this tree for 
1901 and 1902 is Imre given. 
The leaves began to fall on 18th November, 1901, and 
on 6th December the tree was one-quarter bare. From 
