26 Liliaceae 



Inflorescence usually many-flowered, subtended by 

 two coriaceous, mostly united, bracts. Allium. 



Subfamily 4. Lilioideae. Bulb, hiflorescence ter- 

 minal, racemose. Anthers introrse. Capsule loculi- 

 cidal. 



Tribe 4, Tulipeae, Bulb, imbricated or tunicated. 

 Stem bearing several foliage leaves, rarely only one. 

 Flowers few, axillary, or solitary and terminal. 



a. Anthers versatile. 



Flowers large. Nectary median or obscure. *Lilium. 



/8. Anthers basifixed. 



Flowers large, drooping, segments not reflexed. 

 Nectary oblong. Fritillaria. 



As Fritillaria but flowers erect and nectary absent. 



Tulipa. 



Flowers few, small. Perianth-segments spreading. 



Lloydia. 



Tribe 5. Scilleae. Tunicated bulb. Aerial stem 

 without leaves. Flowers in the axils of bracts. 



1. Perianth-segments free or nearly so. 

 Filament filiform or flattened at base. Scilla. 

 Filaments flattened throughout. Ornithogalum. 



2. Perianth-segments united. 



[Corolla funnel-shaped, not contracted, all flowers 



fertile. *Hyacinthus.] 



Corolla globose, upper flowers imperfect. Muscari. 



Subfamily 5. Asparagoideae. Rhizome subter- 

 ranean, ending in flowering shoots, or monopodial with 

 lateral flowering shoots. Fruit a berry. 



a. Flowers homochlamydeous. 



