Ch. V] WARM TEMPERATE MOIST WINTER DISTRICTS 511 



the diminution of the intercellular spaces ; these qualities in the aggregate 

 give the leaf its characteristic, stiff, leathery consistency. 



Knoblauch has investigated the leaves of the sclerophyllous woodland of Cape 

 Colony. They chiefly belong to the cricoid type. They possess, on one face of 

 the leaf, one or two longitudinal furrows in which all or nearly all the stomata are 

 situated. Examples of this type are seen in Ericaceae, Verbenaceae, Rubiaceae, 



Fig. 271. Sclerophyllous flora 

 of Cape Colony. Broad laurel- 

 like leaf of Olea capensis. Natu- 

 ral size. 



Fig. 272. Sclerophyllous flora of Cape Colony. Olinia 

 acuminata, Klotzsch (Oliniaceae). Natural size. 



Rhamnaceae (Phylica), Thymelaeaceae, Rosaceae (Cliflfortia falcata), Anacardiaceae 

 (Rhus rosmarinifolia). 



In the pinoid type of leaf, the chlorenchyma is centrally situated. This occurs in 

 various Leguminosae, Bruniaceae, Diosmeae, Proteaceae, Polygalaceae, Thymelae- 

 aceae, Ericaceae. . 



Flat leaves are feebly represented in the Cape flora, especially those of large 



