LEUCOJACEAE. 33 



Peduncles of the pistillate plant much longer than the accompanying petiole. 



1. 8. Bona-Nox. 

 Peduncles of the pistillate plant shorter than the petiole or 



barely surpassing it. 

 Berries globular or spheroidal : leaf-blades not spiny-toothed. 



Leaf-blades elliptic, oblong, oblong-lanceolate or linear. 2. 8. laurifolia. 



Leaf-blades of an ovate type, often lobed at the base. 3. S. Beyrichii. 



Berries ovoid or oval : leaf-blades spiny-toothed. 4. 8. Jiavanensis. 



1. S. Bona-Nox L. Leaf-blades broadly ovate to hastate or fiddle-shaped, 

 3-12 cm. long, sometimes spinulose-margined, truncate or cordate at the base: 

 pedicels 4-8 mm. long: sepals and petals deep-green, those of staminate 

 flowers 4-5 mm. long: berries 4-6 mm. in diameter. Hammocks and pinelands, 

 L. keys. [E. K.] (Ber.) 



2. S. laurifolia L. Leaf -blades elliptic, oblong, or oblong-lanceolate, or rarely 

 linear, 5-15 cm. long, acute at the apex, the base narrow: sepals and petals of 

 the staminate flowers 5-6 mm. long: berries ovoid or globose-ovoid, 4-6 mm. 

 long. Hammocks, U. keys, L. keys. [E. K.] (Bah., Cuba.) 



3. S. Beyrichii Kunth. Leaf-blades ovate, broadly oblong, or pandurate, 2-10 

 cm. long, cuspidate or mucronate at the apex, entire, more or less auricled or 

 dilated at the base: pedicles 4-8 mm. long: sepals and petals of the staminate 

 flowers 4-5 mm. long: berries subglobose, 3-6 mm. in diameter. Hammocks 

 and coastal sand-dunes, U. S. keys, U. keys. [E. K.] (Bah.) 



4. S. havanensis Jacq. Leaf-blades oblong to orbicular-ovate, 2.5-5 cm. long, 

 spiny-toothed: pedicels 1-2 mm. long: sepals and petals of the staminate 

 flowers 1-2 mm. long: berries oval or ovoid. Pinelands and hammocks, U. keys, 

 L. keys, L. S. keys. [E. K.] (Bah., Cuba, Ant.) 



Order AMAEYLLIDALES. 



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

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

 which are distinct or partially united. Androecium of 3-6 stamens. 

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

 Fruit capsular or baccate. 



Stamens 6 : anthers introrse : styles united. Fam. 1. LEUCOJACEAE. 



Stamens 3 : anthers extrorse : styles distinct. Fam. 2. IXIACEAE. 



FAMILY 1. LEUCOJACEAE. AMARYLLIS FAMILY. 



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

 alternate, wholly or mainly basal. Flowers perfect. Calyx of 3 sepals. 

 Corolla of 3 petals, with the sepals partially united into a tube. Androe- 

 cium of 6 stamens, the filaments sometimes partially united into a crown. 

 Gynoecium of 3 united carpels. Ovary inferior. Styles united. Ovules 

 numerous. Fruit a capsule or a berry. 



Perennial from corms or elongated rootstocks. 



Ovary and capsule one-half inferior. 1. ALETEIS. 



Ovary and capsule wholly inferior. 



Inflorescence umbel-like : capsule circumscissile. 2. HYPOXIS. 



Inflorescence spicate, racemose or paniculate : capsules 



3-valved. 3. AGAVE. 



Perennial from bulbs. 4. HYMENOCALLIS. 



1. ALETRIS L. Caulescent herbs with thick rootstocks and scape-like 

 stems. Basal leaves spreading. Flowers in an interrupted spike or raceme. 

 Flora of Florida Keys 3. 



