LEUCOJACEAE. 33 



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



1. ^'. 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. S. laurifoUa. 



Leaf-blades of an ovate type, often lobed at the base. 3. 8. Beyrichii. 



Berries ovoid or oval : leaf-blades spiny-toothed. 4. S. havanensis. 



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 

 flow'ers 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 AMARYLLIDALES. 



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 ovai-y 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. Isiaceae. 



Family 1. LEUCOJACEAE. Amaryllis Family. 



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

 alternate, w^iolly 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. Aletkis. 



Ovary and capsule wholly inferior. 



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



Inflorescence spicate, racemose or paniculate : capsules 



3-valved. 3. Agait!. 



Perennial from bulbs. 4. Hymenocallis. 



1. AIiETBIS 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. 



