92. RHAMNACEAE. 133. 



FAMILY 92— RHAMNACEAE. 



Trees or shrubs. Leaves simple, stipulate or (Phylica) ex- 

 stipulate. Flowers regular, hermaphrodite or polygamous. Re- 

 ceptacle cup shaped. Sepals 4—5. Petals 4—5 or 0. Stamens 

 4—5 alternating with sepals. Ovary 2—4 celled. Ovule 1 in each 

 cell, basal inverted. Seeds endospermic. 6 genera 9 species. 



1. Ovary free, not sunk. Leaves penninerved. 2. 

 Ovary inferior or half inferior, or sunk in the disc. 3. 



2. Disc thin. Styles 3—4. 2 RHAMNUS. 

 Disc fleshy lining calyx tube. Style 1 short. 3 SCUTIA. 



3. Ovary sunk in disc. Leaves 3 — 5 nerved from base. Stipules 



spiny. 1 ZIZYPHUS. 



Ovary inferior or half inferior. Leaves penninerved or ex- 

 stipulate. 4- 



4. Ovary half inferior. Style simple, 3 angled. Stigma 3 lobed. 



4 NOLTEA. 

 Ovary inferior. Limb of calyx persistent. 5. 



5. Style simple. Stigma 3 lobed or entire. Leaves exstipulate. 



6 PHYLICA. 

 Style 3 cleft. Leaves stipulate, broad, suborbicular. 



5 HELINUS. 



1. ZIZYPHUS Juss. "imBufa." "umPafa." "umLahlankosi." 



\. mucronata Willd. Common all over. Bush and Thorn 



veld, especially in fairly deep soil. "Wait a bit" thorn. 



mucronata var glabrata Sond. Pinetown, Camperdown, 



Maritzburg. 

 mucronata var pubescens Sond. Inanda. 

 2. zeyheriana Sond. On rocks, near Ladysmith. 



2. RHAMNUS L. 



1. prinoides L'Herit. "Blinkblaar." Common in scrub. 



Coast to Drakensberg. "uNyenye." 



2. zeyheri Sond. Camperdown. Lower Umzimkulu. ''Red 



Ivory." "umGologoti." 



3. SCUTIA Brogn. "inGqapunana." "umSondeza." 



indica Brogn. "Katdoorn." Common in bush and thorn 

 veld. All over. 



4. HELINUS E.M. "uBupupu." 



ovata E.M. Climber in bush. Common. 

 ovata var rotundifolia Sond. 



5. PHYLICA L. "umDidi." "umHlulamite." 



1. paniculata Willd. Rocky places. Margins of bush. 



Common. 



2. oleaefolia Vent. 



6. NOLTEA Reich. 



africana Reich. Coastbelt. Umzinyati Falls, 1,000 ft. 



