130 32- LILIACEAE 



Flowers inserted on the surface or margin of the lanceolate or broader 

 leaf-like branches. Stamens with united filaments 43 



43. Flowers hermaphrodite. Perianth-segments united high up. Anthers 6. 



Ovary 3-celled. Style distinctly developed ; stigmas 3. — Species i. 



Canary Islands, Madeira, and Azores Semele Kunth 



Flowers dioecious. Perianth-segments free. Anthers 3. Ovary i -celled. 

 Style very short ; stigma lobed. — Species 2. North Africa. Used as 

 ornamental and medicinal plants Ruscus L. 



44. Flowers solitary, axillary. Anthers turned outwards. Fruit capsular. 



[Tribe U\'ULARIEAE.j 45. 



Flowers solitary but terminal or collected into various inflorescences. 

 Anthers turned inwards 47 



45. Perianth-segments free, spreading or reflexed. Style bent downwards at 



the base. — Species 5. Tropical and South Africa. Poisonous and used 

 as medicinal and ornamental plants ; some of them yield starch. 



Gloriosa L. 

 Perianth-segments united below or connivent. Style not bent downwards. 46 



46. Perianth-segments free or almost so, with a nectar-bearing cavity at their 



base. — Species 6. Tropical and South Africa. Some are used as orna- 

 mental plants Littonia Hook. fil. 



Perianth-segments united almost +0 the top into a pitcher-shaped tube, 

 with a short spur at the base. — Species i. South-East Africa. Used as 

 an ornamental plant Sandersonia Hook. fil. 



47. Flowers solitary, in 2 — 3-flowered heads, in axillary cymes, or in umbels, 



the latter sometimes arranged in racemes 48 



Flowers in spikes, racemes, or panicles, which are sometimes contracted 

 into many-flowered heads or consist of fascicles or cymes. . . 52 



48. Stem herbaceous. Leaves radical, linear, parallel-veined. Inflorescence 



terminal. Fruit a capsule 49 



Stem woody at least at the base, usually climbing. Leaves cauline, oblong 

 or broader, net-veined. Inflorescence axillary. Fruit a berry. . 51 



49. Flowers solitary or in groups of 2 — 3, surrounded by an involucre of 5 — 7 



bracts, sessile. Perianth-segments free. Ovary-cells with a single 

 ovule. — Species i. North Africa. [Tribe APHYLLANTHEAE.] 



Aphyllanthes L. 



Flowers in umbels enclosed by 2 bracts. Perianth-segments united below. 



Ovary-cells with many ovules. [Tribe AGAPANTHEAE.] . . 50 



50. Perianth with a long tube and a corona at the throat. Style short, colum- 



nar. — Species 20. South Africa and southern Central Africa. Some 



are used as ornamental plants Tulbaghia L. 



Perianth with a $hort tube, without a corona. Style filiform. Seeds 

 winged. — Species 3. South Africa. Used as ornamental plants. 



Agapanthus V Her. 



51. Flowers in cymes, hermaphrodite. Perianth-segments united below into 



a long tube. — Species i. South Africa. [Tribe LUZURIAGEAE.] 



Behnia Didrichs. 



