238 Report S.A.A. Advancement of Science. 



Names Accepted under Article 20. 



It may be useful to those who liave not easy access to a copy of 

 the International Rules, if we publish a list of the names of South 

 African genera accepted under Article 20, although not the oldest 

 names available. These are arranged alphabetically, by families, for 

 convenience of reference. 



Names Accepted. Names Rejected. 



Acanthacese. 



Dicliptera, Juss. (1807) Diapedium, Koenig. (1806) 



Phnnlopsis, Willd. (1800) J/icranthiis, AVendl. (1798), non 



Eckl. 

 Phaylopsis, Clarke in Fl. Cap. 



Amarantacese, 



Aerva, Forsk. (1775) Ouret, Adans. (1763) 



Uretia, O. Ktze. (1891) 



Amaryllidacese. 



J^erine, Herb. (1820) Imhqfia, Heist. (1753) 



Anacardiacese. 



Lannea, A. Rich. (1832) (Jah'siam, Adans. (1763) 



Odina, Roxb. (1814) 

 Hnhprlw, Dennst. (1818) 



Apocynacese. 



{Jaritisa, L. (1767) Arduhia, Mill. (1760) 



Carandas, Adans. (1763) 



Landolphia, Beauv. (1806) Pacouria, Aubl. (1775) 



Alxtonia, Scop. (1777) 

 Vahfa, Lam. (1792) 



Araceae. 



Zantedeschia, Spreng. (1826) Aroides, Heist. (1763) 



Pir.hardia, Kunth. (1818) 



Borraginaceae. 



Trichode>>ma, R. Br. (1810) Pollichm, Medik. (1783) 



]jorr<i(jinoidex, Moench. (1794) 



Bruniacese. 



Lonchostoma,^\\k>itv. (1818) Pfy.,;}st,,m<(,\a\\\. (1810) 



Burseracese. 

 Commiphora, Jacq. (1797) Buhamea, Gled. (1782) 



Protium, Bnim. f. (1768) Timjulotuia, Rumph. (1755) 



