LEUCOJACEAE : 285 
Order 10. AMARYLLIDALES. 
Perennial herbs, or vines. Leaves various: blades very narrow to widely 
dilated. Flowers perfect or dioecious, complete, regular or irregular. Perianth 
of 6 parts, sometimes readily distinguishable into calyx and corolla, the mem- 
bers distinct or partially united. Androecium of 3-6 stamens. Gynoecium com- 
pound, the ovary wholly inferior or half-inferior. Fruit capsular or baccate. 
Endosperm horny or fleshy. j 
Stamens 6. 
Upright herbs: flowers perfect. Fam. 1. LEUCOJACEAE. 
Twining vines: flowers dioecious. Fam. 2. TAMACEAE. 
Stamens 3. 
Filaments opposite the sepals. Fam. 3. IXIACEAE. 
Filaments opposite the petals. Fam. 4. HAEMODORACEAE. 
FAMILY 1. LEUCOJACEAE Batsch. AMARYLLIS FAMILY. 
Perennial herbaceous, often watery or fleshy herbs, with bulbs or corms, or 
sometimes with fibrous roots. Leaves basal: blades simple, usually narrow, 
parallel-nerved, sheathing at the base. Flowers perfect, regular or irregular, 
sometimes solitary. Perianth epigynous, coralloid, deciduous or withering and 
and persistent. Sepals and petals 3 each, united into a tube below. Androe- 
cium of 6 stamens inserted on an epigynous disk, or at the throat of the tube 
opposite the sepals and petals. Filaments sometimes dilated, and more or less 
united at the base or connected by a crown. Anthers introrse. Gynoecium a 
single compound pistil. Ovary inferior, 3-celled or very rarely nearly 1-celled, 
the cavities opposite the sepals. Styles united. Stigma entire or 3-lobed. 
Ovules numerous, anatropous, pendulous or rarely ascending. Fruit a 3-celled 
capsule or berry. Seeds globose, flattened or angled, with a thin crustaceous 
testa which is sometimes produced into a wing, or thick and fleshy, variable in 
color. Endosperm fleshy. Embryo axile, nearly straight. [Amaryllidaceae 
Lindl. ] 
Perennial from corms or elongated rootstocks. 
Ovary and capsule one-halt-inferior. 
Flowers in racemes or spikes: perianth granular; lobes relatively short, d Dab ta erect or 
somewhat spreading : stamens included. : ALETRIS. 
Flowers in dichotomous cymes: perianth woolly ; lobes relatively long and 
widely spreading: stamens exserted. . LOPHIOLA. 
Ovary and capsule wholly inferior. 
Inflorescence umbel-like : capsule circumscissile. 3. HYPOXIS. 
Inflorescence spicate, racemose or paniculate: capsules 3-valved. 
Plants with bulbs, dying down annually : leaf-blades neither spiny-toothed 
nor s pies 
Í ped. 4. MANFREDA. 
Plants with caudices, long-persistent : leaf-blades spiny-toothed and spine- 
: ipped. 5. AGAVE. 
Perennial from bulbs. 
Filaments distinct. 
Scapes 1-flowered. 
Perianth-tube very short or thesepals and petals distinct: anthers versatile. 6. ATAMOSCO. 
Perianth-tube elongated: anthers erect. 7. COOPERIA. 
» Scapes 2-6-flowered. 8. CRINUM. 
Filaments connected by a cup-like or funnelform crown. 9. HYMENOCALLIS. 
1. ÁLETRIS L. 
Caulescent herbs, with hard rootstocks and simple scape-like stems. Leaves mainly 
basal: blades flat, spreading, reduced to slender scales on the stem. — Raceme elongated, 
interrupted, terminal. Flowers perfect. Perianth white to yellow, campanulate, cylindric 
or obovoid, granular, 6-lobed. Stamens 6: filaments partially adnate to the perianth 
tube, short: anthers introrse, acute. Ovary 3-celled, half-inferior. Ovules anatropous, 
numerous in each cavity. Capsule 3-celled, enclosed in the persistent perianth, loculicidal. 
Seeds numerous, ribbed. Endosperm fleshy. Cortic-Roor. STaR-GRASS. 
Perianth cylindric or campanulate: filaments adnate to near the base of the perianth-lobes. 
Perianth campanulate. 5-7 mm. long: lobes erect. 1. A. aurea. 
Perianth Aang or constricted above the middle, 7-10 mm. long: lobes spreading. 
Perianth yellow : capsule gradually narrowed into a beak 14 as long as the body. 2. A. lutea. 
_ Perianth white: capsule abruptly narrowed into a beak as long as the body. 3. A. farinosa. 
Perianth obovoid : filaments adnate to a little above the middle of the perianth. 4. A. obovata. 
