392 CXXXIII. LILIACEiE. 



various habit, ineludiug trees shrubs or bulbous or fibrous- 

 rooted herbs. Leaves mostly linear, rarely petioled or dicho- 

 tomo-multifid ; bases sheathing. Flowers in racemes, spikes, 

 umbels or heads or panieled ; often large and sho^vy, sometimes 

 minute and greenish. 



Tribe 1. Hyacinthejb. Bulbons-rootcd, scapigerous plants. Leave8 

 all radical. Flowers in spikes, racemes or corymbs or corymboso-subcapi- 

 tate ; pedicels from the axil of a bract, not jointed below the flower. (Gren. 

 1-15.) 



(1) Perianth either tubular or the segments erect, 



converging or reflexed at the a})ices only. 

 Tule of perianth longer t'lan tlie limb. 



Limb erect, its lobes 1-nerved ; stamens in the 



middle of the perianth-tube 1. Veltheimia. 



Limb of 3 erect and 3 spreading, pluri-nerved 



segments ; stamens in the throat, included . 15. UROPETAXUir. 

 Tube of perianth shoi't or very short. 



Tube simple at base 2. Lachenalia. 



Tube spurred at base 3. Ccelanthus. 



(2) Perianth funnel- or salver-shaped, with a longer 



or shorter tube, or 2-labiate, very unequal- 

 sided. 



Perianth funnel-shaped, at length deciduous ; 

 filaments filiform. 

 Perianth-tube plaited within, towards the base 4. Peeibcea. 

 Perianth-tube not plaited withm 5. Polyxena. 



Perianth salver-shaped, persistent ; filaments di- 



lated at base 6. Massonia. 



Perianth (of outer flowers) 2-labiate, the upper 

 lip of 3 short, tooth-like segments, the lower 

 very large, radiating, deeply 3-lobed .... 7. Daubenya. 



(3) Perianth 6-parted, tlio segments widely spread- 



ing ; tube short and wide or 0. 

 Scape imbricated throughout with cucullate bracts, 



under each of which is concealed a flower . . 8, Whiteheadia. 

 Scape racemose in the upper part, the raceme 



crowned with a tuft of leafy bracts . . . • . 9. EUCOMIS. 

 Scape racemose or corymbiferous, not crowned. 

 Sepals 1-iierved. 



Sepals separate nearly to the base ; ovary 



sessile 10. SciLLA. 



Sepals converging or connate below, strongly 

 reflexed above. 

 Ovary stipitate ; ovules 1-2 in each cell . 11. Drimia. 

 Ovary sessile ; ovules 7-19 in each cell . 12. Idothea. 

 Sepals 3- or several-nerved. 



Perianth equally spreading ; segments con- 

 cave 13. Oenithogalum. 



Perianth with 3 outer segments spreading, 

 flattish ; 3 inner erect, converging, with 

 an inflexed gland at tip 14. Albttca. 



Tribe 2. Allied. Bulbous or fascicled-rooted, scapigerous plants. 



