

for extraordina, i I ' 1S le » fless J ™ 





| mr k iippt irs Lixn instead of white, as lr 

 .a dry climate or desert 





129. Gardenia ^/^^^^^^^"^^he^fS 

 become filled wTth The growing rootstock which also forms a broad 



whin youn C r i " ■ ^ g™ ws f n W ""* V£l 



stones (p. 14) often on the top 



smaller coriaceous leaves, also varnished v. 



protected by a large drop of resin. It and <:<>,■<!< «'"< ' 



also a white bark. The young plants of all forms of G. turgida are 



i F. tomentosa are all species ol 



rocky places (thou '■ '' '^'"> ""'V. 1 



131. Among true xerophytes the candelabra dik. /• >;/»<> >''V" 



phyll, but in this case there is no, or very little, thin white bark 

 but a green epidermis. The old -•■ ■ - ... wlo|. thick cork, ine 

 asclcpiad Snrro.fte.mma is another xerophyte and chasmophvto. witl 

 green stems and branches. It also has » 



and the Euphorbiacean genera Excceocaria and Sapi 







amilies it mav originally have been favoured by xcr. .|.h> t h oh 

 dthough still" present in allies which are no longer xerophyti 



3 highest hills where the soil is sufficie 



