32 KEY AND FLORA 



Style undivided. Plants from fibrous roots. 



Flowers yellow or orange. Hemerocallis, VIII 



Flowers white. Yucca, XVII 



D 



Style usually undivided. Plants from coated or solid-looking bulbs. 



Leafy-stemmed plants. Flowers large, solitary, or apparently 



umbeled. Fritillaria, X 



Apparently stemless plants. 



(a)' Plants with the smell of onions or garlic. Flowers 



umbeled. Allium, VI 



(h) Plants scentless. Flowers umbeled. Nothoscordum, VII 



(c) Flower solitary, erect, large. Tulipa, XII 



(d) Flower solitary, nodding. Erythronium, XI 



(e) Flowers racemed. Perianth with hardly any tube. 



Stigma a single knob. Scilla, XIII 



(/) Flowers racemed. Perianth with hardly any tube. 

 Stigma 3-cleft. Camassia, XIV 



(jj) Flowers corymbed. Perianth with hardly any tube. 

 Leaves linear. Ornithogalum, XV 



Qi) Flowers racemed. Perianth with a tube. Leaves lance- 

 linear. Hyaointhus, XVI 

 E 



Style undivided. Plants from scaly bulbs. Lilium, IX 



SUBFAMILY II. SMILACE^ 

 Climbers, often tendril-bearing. Flowers dioecious. Smilax, XXV 



I. CHAMiELIRIUM Willd. 



Rootstock short and thick, bitter. Stem simple, erect, leafy, 

 smooth. Lower leaves spatulate to obovate, the stem leaves 

 narrower. Flowers small, white, in a spike-like raceme, dioe- 

 cious. Perianth of 6 linear-spatulate segments. Stamens 6, fil- 

 aments longer than the perianth. Ovary 3-celled; styles 3. 

 Fruit an ovoid, 3-angled, many-seeded capsule.* 



