290 LEUCOJ ACEAE 
6. Atamosco Texàna (Herb.) Greene. Bulbs subglobose, about 2 cm. in diameter, 
neck 2.5-3.5 em. long: leaves basal, 3-4; blades narrowly linear, 5-10 em. long, usually 
3-4 together: scape very slender, 1-2 dm. tall, terete : spathe much surpassing the ovary, 
about 2.5 em. long: perianth yellow, somewhat coppery and striped with purple without, 
2 5 em. long; lobes cuneate, acute, about 6 mm. wide: capsules about 1 cm. broad, de- 
pressed. 
On prairies, Texas. Summer. 
7. COOPERIA Herb. 
Acaulescent herbs, with coated bulbs and glabrous foliage. Leaves basal: blades 
very narrow, grass-like. Scape erect, simple, 1-flowered, often shorter than the leaves. 
Perianth subtended by a bract-like spathe, salverform: tube elongated-cylindrie or 
slightly dilated at the top: lobes 6, spreading above. Stamens 6: filaments adnate to the 
throat of the perianth-tube : anthers narrow, erect, not versatile. Ovary 3-celled: style 
filiform ; stigma slightly 3-lobed. Ovules numerous in 2 rows in each cavity. Capsule 
depressed, 3-lobed, loculicidally 3-valved. Seeds numerous, black. PRAIRIE LILY. 
Neck of the bulb less than 4 em. long: perianth-tube over 7 em. long: ovary sessile. 1. C. Drummondii. 
Neck of the bulb over 5 em. long: perianth-tube less than 5em.long: ovary stalked. 2. C. pedunculata. 
1. Cooperia Drummóndii Herb. Bulbs subglobose, 2.5 cm. in diameter; neck 
short: leaves basal; blades narrowly linear, erect, 1-3 dm. long: scape 1.5-3 dm. long, 
fragile, terete : perianth whitish ; tube very slender, 7-13 cm. long ; lobes ovate, elliptic or 
oval, 1-2 em. long, acute: ovary sessile: capsule about 1 cm. in diameter. 
On prairies, Texas to New Mexico and adjacent Mexico. 
2. Cooperia pedunculàta Herb. Bulbs subglobose, mostly 2.5-3 cm. in diameter ; 
neck 5-7.5 cm. long: leaves basal; blades narrowly linear, 1-3 dm. long, 2-5 mm. broad : 
scape 1-2 dm. long, simple: perianth whitish ; tube slender, 3.5-4 cm. long, slightly di- 
lated above ; lobes about as long as the tube, oval or broadest a little above or below the 
middle : ovary short-pedicelled : capsules about as large as those of the preceding species. 
On prairies, Texas. Spring. 
8. CRINUM L. 
Succulent acaulescent herbs, with large bulbs. Leaves basal, persistent : blades linear 
or slightly broadened upward, spreading or arching.  Scape erect, often solitary, top- 
ped by an umbel of 2-6 flowers. Spathe 2-valved, broad. Perianth white, showy: tube 
elongated: lobes narrowed upward. Stamens 6, exserted : filaments distinct, filiform, 
elongated: anthers linear, versatile. Ovary 3-celled : style slender, elongated: stigma 
entire. Capsule bursting and exposing the green corm-like seeds. 
1. Crinum Americànum L. Bulb 7.5-10 em. in diameter, with a short neck: 
leaves basal; blades linear, 6-12 dm. long, strap-like, arching, denticulate: scape erect, 
3-7 dm. tall, surmounted by 2-4 flowers: perianth showy ; lobes white, linear or linear- 
lanceolate, 5-12 cm. long, acute ; tube green, as long as the lobes or longer. 
In river swamps, Georgia to Florida, Louisiana and Texas. Spring and summer. 
9. HYMENOCALLIS Salisb.! 
Acaulescent fleshy herbs, with coated bulbs. Leaves basal: blades linear or nearly so, 
often strap-like. Scape terminated by a single flower or an umbel, with membranous bracts. 
Perianth showy : tube elongated, slender: lobes narrow, nearly equal, spreading. Stamens 
6 : filaments adnate to the perianth-tube, above which they are connected by a thin cup-like 
or saucer-shaped crown: anthers narrow, versatile. Ovary 3-celled : style filiform, ex- 
serted : stigma nearly entire. Ovules 1 or 2 in each cavity. Capsule thick, rather fleshy. 
Seeds green and fleshy, 1 or 2 in each cavity. SPIDER LILY. 
Perianth-tube 13 em. long or more. 1. H. Caymanensis. 
Perianth-tube 10 em. long or less. 
A. Scapes terminated by several flowers: bulbs 3-10 cm. in diameter or more. 
Leaf-blades 4.5 em. broad or more. 2. H. Caribaea. 
Leaf-blades 3.5 em. broad or less. 
a. Leaves green ; blades 18-24 mm. broad. è 
Staminal crown 4.5 cm. broad or more : species Carolina-Fioridian. 3. H. rotatum. : 
Staminal crown less than 4.5 cm. broad : species Texan. 4. H. Galvestonensis. 
! Contributed by Dr. J. N. Rose. 
