32. LILIACEAE I33 



Perianth cylindrical, with a long and narrow tube. Flowers more or less 

 drooping, rarely erect. — Species 65. South and East Africa to Katanga 

 and Madagascar. Some are used as ornamental plants. 



Kniphofia Moench 



69. Perianth-segments erect or converging. Flowers usually large and red or 



yellow. 70 



Perianth-segments spreading or bent back. Flowers usually small and 

 whitish 72 



70. Perianth-tube long, curved, swollen below, cylindrical above. Perianth 



usually red. Stamens shorter than the perianth. Stem short. Leaves 

 not toothed. Racemes lax, one-sided. — Species 40. South Africa. 

 Most of them are used as ornamental plants. . . . Gasteria Duval 

 Perianth-tube straight or almost so, cylindrical or campanulate. Perianth 

 usually reddish-yellow. Stamens as long as the perianth or somewhat 

 longer. 71 



71. Flowers small, erect, whitish, with minute bracts. Perianth-segments 



free. Stamens exserted. Filaments thread-shaped. Leaves not awned. 

 — Species i. South Africa (Cape Colony). (Under Aloe L.) 



Chamaealoe Berg. 

 Flow^ers large, spreading or drooping, yellow or red, rarely small erect 

 and whitish, but then bracts large, filaments flattened, and leaves long- 

 awned. — Species 160. They yield fibre, vegetables, dye-stuffs, vermin- 

 poison, and medicaments, and are often used as ornamental plants. 



Aloe L. 



72. Perianth with a 2-lipped limb. Stamens shorter than the perianth. Fruit 



dry 73 



Perianth with a regular, stellate limb: Stem woody 74 



73. Ovary and fruit conical, acuminate. Leaves leathery, jointed, dilated 



at the base and forming a bulb. — ■ Species 4. South Africa to Angola. 



(Under Haworthia Duval) Chortolirion Berg. 



Ovary and fruit rounded at the top. Leaves fleshy, not jointed and not 

 forming a bulb. — Species 60. South Africa to Angola. Some are used 

 as ornamental plants Haworthia Duval 



74. Perianth with short segments, whitish. Stamens equalling the perianth- 



tube. Fruit dry. ■ — Species 9. South Africa. Some are used as orna- 

 mental plants Apicra Willd. 



Perianth with long segments, red or green. Fruit fleshy. — Species 3. Mas- 

 carene Islands. Used as ornamental plants. Lomatophyllum Willd. 



75. (66.) Anthers attached to the tip of the filament in a pit at their back. 



Ovary 3-celled with many ovules in each cell. Fruit a leathery capsule. 

 Flowers yellowish-red, large, panicled. Leaves all radical. [Tribe 



HEMEROCALLEAE.] 76 



Anthers without a pit. Ovary 3-celled with i — 8 ovules in each cell, or 

 incompletely 6-celled, or i -celled. Fruit a berry, rarely a fleshy capsule 

 or a nut. Flowers usually whitish 77 



