CXXXIII. LILIACEiB. 393 



Leaves all radical. Flowers either in umbels, subtended by a 2-leaved in- 

 volucre ; or solitary, terminal, subtended by 2 bracts. (Q-en. 16-18.) 

 Flowers in umbels. 



Perianth funnel-shaped ; filaments filiform, ex- 



serted 16. Agapantdus. 



Perianth with a fleshy or scaly corona ; anthers 



sessile within the throat, included . . . .17. Tulbaghia. 

 Flowers solitary, terminal (very minute) ; perianth 

 tubular, 6-tootlied ; anthers subsessilc within the 



lobes 18. LiTANTHUS. 



Tribe 3. Antherice^. Caulescent or scapigerous plants, with fascicled 

 or rarely tuberous or bulbo-tuberous roots. Stem simple or branclied or 

 scape-like. Flowers racemose or panicled ; the pedicels mostly articulated 

 with the flower or below it. (Gen. 19-28.) 



(1) Perianth cylindrical or bottle-shaped, more or 

 less tubular ; stamens hypogynous. 



Perianth deeply 6- parted or cleft, 3 outer seg- 

 ments gibbous at base ; leaves thick, fleshy 

 or very hard and dry 19. Aloe. 



Perianth tubular, limb shortly 6-parted ; leaves 



grass-hke 20. Kniphofia. 



(2) Perianth 6-parted ; sepals horizontally spread- 



ing. 

 Sepals 1-nerved. 



Filaments densely bearded in the upper half . 21. Bulbine. 

 Filaments glabrous. 



Stemless, scapigerous plants, with fascicled 



roots 22. BULBINELLAv 



A climbing, branched, leafless plant, with 



tuberous-root 25. Bowiea. 



Sepals 3-, 5- or several-nerved. 



Stamens 6, all similar and subequal. 

 Sej^als straight after flowering. 



Filaments roughwithreflexcd, sharp points 23. Tracittandra. 



Filaments quite smooth 24. Culorophytum. 



Sepals spirally twisted after flowering . .26. C^SIA. 

 Stamens 6 ; 5 small, abortive ; 1 with a very 



large anther 27. Cya>'ELLA. 



(3) Perianth campanulate, deeply 6-parted ; stamens 



perigynous. 

 Root tuberous ; leaves radical, petioled ; seeds 



woolly 28. Erigspermum". 



Tribe 4. Methonice.^. Caulescent, with leafy, climbing or erect stems 

 and tuberous roots. Peduncles 1-flowered, extra- axillary or opposite the 

 leaves. Style deeply 3-fid. (Gen. 29-31.) 



Perianth 6-parted to the base. 



Sepals strongly reflexed ; stamens and pistil wholly 



exserted 29. Methonica. 



Sepals erecto-patent ; stamens and style included 30. Littonia. 

 Perianth tubular-bellshaped, ventricose, 6-tootlied 



at mouth 31. Sandebsonia. 



