256 Plants and their Ways in South Africa 



Kniphofia. — Perianth with a long tube. Stamens slightly 

 curved toward the lower side of the flower (declinate), those 

 opposite the petals longest. Ovary with a long style ; ovaries 

 many- seeded ; seeds 3-cornered. 



A genus of handsome African plants with a short rootstock, long, 

 narrow, radicle leaves and scapes bearing dense racemes of yellow or 

 scarlet flowers. K. alooides, Moench, •' The Red Hot Poker," is the most 

 familiar. Many species are cultivated. 



They occur from the Transvaal and Natal to the Cape Peninsula, and 

 are also found in Tropical Africa and Natal. 



Fig. 232. — A/oe rupestris. (Photograph by Dr. Marloth.) 



Aloe. — Perianth a short tube and long overlapping seg- 

 ments spreading only at the tips. Three outer lobes swollen 

 at the base. Stamens equal to or longer than the perianth ; 

 filaments sometimes curved. Ovary somewhat 3-angled. 

 Seeds many, flattened or winged. 



