WRIGHT : THE GENUS DIOSPYROS 
may be said to occur. Often, however, a leaf production 
may take place without a corresponding one of flowers, this 
being particularly noticeable in young trees having more 
° De PWi ° d ° f leaf P™»“«on a year. Again, flower* 
otten appear on old woody twigs independent of leaf 
production, or recnr in the same position year after year, 
sometimes in the anil of an old persistent leaf, and at other 
times m the old anil of a fallen leaf. In many trees of D. 
the TT * r* 1 D ’ T ° p09ia the majority of the flowers oeonr in 
time^f 8 th ^ 1 ? TeS ’ and therefore appear mainly at one 
. * y “ r > bllt 8 ” Ch “P' 0 " 8 productions of flower* 
are inranahly preceded and followed by periods of minor 
relation UX fl0Wei8 8PPear Wlth ° n ‘ definite 
« is therefore obvious that no generalisations can be 
, ~ tar PWt ° f 
T^xrr -“Lt” 
ot Uiospy ™ have not 
^ tier* r:: t P ;“”: * the 
trees of D. insignis and n v * ^ in the year wben 
aad the fact that trees of fl ° WerlM8 ’ 
£ 
the same month, i 8 sufficient m ’ST™ whateTer dnrin e 
hypothesis based oh the irl ** to dis P ute 
periodicity. aea of a general seasonal 
U ma 7 be further stated * 
probably remain flowerless fr, many Di °epyros trees 
»PP«amn.e of sennal organs caTn”* ^ * a time -“ nd «» 
Prevailing seasons. elated with the 
Trimen, and meet forest ° pmion ** Thwaitee and 
