56. 20. LILIACEAE. 



Anthers dorsifixed versatile. 15, 



13. Leaves 1 — 3, usually 1. Seeds w^oolly. Rootstock a tuber. 



13 ERIOSPERMUM. 

 Leaves more than 3. Rootstock obscure or small. 14. 



14. Capsule deeply 3 lobed or acutely angled. Seeds discoid. 



15 CHLOROPHYTUM. 

 Capsule not lobed. Obtusely angled. Seeds triquetrous. 



14 ANTHERICUM 



15. Filaments glabrous. Ovules 2 in each cell. 



9 BULBINELLA. 

 Filaments bearded. Ovules 3 or more in each cell. 



10 BULBINE. 



16. Stamens inserted at throat of perianth tube. Ovule 1 in each 



cell. 33 SANSEVIERA. 



Stamens free or almost free from perianth. 17. 



17. Leaves thick and fleshy. 18. 

 Leaves not fleshy. 19. 



18. Perianth tube curved, swollen below. Leaves usually with 



white spots. Stamens shorter than perianth. 



7 GASTERIA. 



Perianth tube straight or nearly so. Stamens as long as the 



perianth. 8 ALOE. 



19. Perianth tube short and wide. 6 NOTOSCEPTRUM. 

 Perianth cylindrical with a long narrow tube. 



5 KNIPHOFIA. 



20. Stem or inflorescence either branched or twining. Anthers 



basifixed. 2I. 



Stem simple, not twining. Anthers dorsifixed. 22. 



21. Stems scandent. 11 BOWIEA. 

 Stems erect. 12 SCHIZOBASIS. 



22. Perianth segments free or nearly so. 23. 

 Perianth segments united in a tube below. 29. 



23. Seeds crowded, flattened or sharply angled or winged. 24. 

 Seeds not crowded, globose or obovoid. 25. 



24. Perianth persistent. Style prismatic, narrowed to base. 



22 ALBUCA. 

 Perianth deciduous. Style filiform. 23 URGINEA. 



25. Perianth segments narrowed into a canaliculate claw. 



Root stock a corm. 28 ANDROCYMBIUM. 



Perianth segments not narrowed into a claw. 



Rootstock bulbous. 26. 



26. Inflorescence crowned by a tuft of leafly bracts. 



25 EUCOMIS. 

 Inflorescence without a terminal tuft of bracts. "^ . 



27. Perianth segments connivent at top. Flowers sessile or short 



stalked. Filaments broadened almost to top. 



24 DRIMIOPSIS. 



