80 LEUCOJACAEAE. 



thick, smooth-edged : sepals and petals light-green, those of the staminate flow- 

 ers 6-7 mm. long : berries bluish-black, 6-7 mm. in diameter, glaucous. — 

 Common, in woods and thickets. 



Order AMARYLLIDALES. 



Perennial herbs or vines. Leaves with narrow or dilated blades. 

 Flowers perfect or dioecious, complete. Perianth of 3 sepals and 3 petals, 

 these distinct or partially united. Androecium of 3 or 6 stamens. 

 Gynoecium mostly 3-carpellary, the ovaiy wholly or partially inferior. 



Stamens 6. 



Upright herbs : flowers perfect. Fam. 1. Lbocojaceae. 



Twining vines : flowers dioecious. Fam. 2. Tamaceae. 



Stamens 3. Fam. 3. Ixiaceab. 



Family 1. LEUCOJACAEAE. Amaryllis Family. 



Herbs, commonly succulent, with rootstocks, bulbs, or corms. Leaves 

 alternate, wholly or mainly basal. Flowers perfect, the perianth some- 

 times with a crown. Calyx of 3 sepals. Corolla of 3 petals, together 

 with the sepals partially united into a tube. Androecium of 6 stamens, the 

 filaments sometimes united into a crown. Gynoecium of 3 united carpels. 

 Ovary inferior or half -inferior. Styles united. Ovules numerous. 



Plants with corms or short rootstocks : perianth without a crown. 



Ovary, and capsule, half-inferior : capsule loculicidal. 1. Aleteis. 



Ovary, and capsule, wholly inferior : capsule circumscissile. 2. Hypoxis. 



Plants with coated corms : perianth with a crown. 3. Narcissus. 



1. ALETRIS L. Herbs with thick rootstocks and scape-like stems. Basal 

 leaves spreading. Flowers in an interrupted spike or raceme. Perianth white 

 to yellow, campanulate, cylindric, or obovoid, granular: lobes much shorter than 

 the tube. Filaments adnate to the middle of the perianth or above it. 



1. A. farinosa L. Stem 3-12 cm. tall: blades of the basal leaves narrowly 

 oblong or elliptic, or elongate and broadly linear, 5-30 cm. long: perianth white 

 or cream-colored, 7-10 mm. long; lobes ovate: style elongate: capsules ovoid, 

 slender-beaked. — S. Eather rare, on dry banks. — Schists near serpentine. — 

 Sum. — CoLic-ROOT. Star-grass. 



2. HYPOXIS L. Acaulescent herbs with corm-like rootstocks. Leaves 

 with elongate-linear or nearly filiform blades. Scapes slender, sometimes tufted. 

 Flowers solitary or clustered. Perianth mainly yellow. Filaments adnate to 

 the base of the perianth. 



1. H. hirsuta (L.) Coville. Leaf -blades linear, mostly less than 4 mm. wide, 

 sparingly hirsute, prominently 1-nerved: perianth-lobes oblong to elliptic, 6-7 

 mm. long, yellow within : capsules 4-5 mm. long. — N. S. Frequent, in dry 

 often sandy soil. — Shales arid sandstones, schists. — Sum. — Star-grass. 



3. NABCISSUS [Tourn.] L. Acaulescent herbs with coated corms. Leaves 

 erect or nearly so : blades elongate-linear. Scape terminated by a single flower, 

 or by a cluster, the flowers horizontal or nodding. Perianth white or variously 

 colored: tube short, produced at the base of the lobes into a cup-like or funnel- 

 form crown: lobes mostly more or less spreading. 



1. N. Pseudo-Narcissus L. Plants 2-5 dm. tall: leaves erect; blades linear, 

 flat, nearly as tall as the scape: calyx-lobes and corolla-lobes oblong to ovate, 



