IXIACEAE. 45 



em. long, tlic marginal teeth minute or obsolete: perianth greenish; lobes 21- 

 25 mm. long: anthers about 20 mm. long. — Pinelands and cultivateil grounds. 

 Nat. from Trop. Am., and cultivated. — F. K. (Bah., Cuba, Ant.) 



2. A. decipiens Baker. Flowering stem 5-6 m. tall: leaves 10-25 dm. long: 

 blades broadest about the middle, the terminal spine 1-1.5 cm. long, the 

 marginal teeth firm, recurved: perianth greenish; lobes 16-17 mm. long: 

 anthers l-t-lG mm. long. — Hammocks. F. K. 



3. A. neglecta Small. Flowering stem 10-13 m. tall: leaves 15-28 dm. long: 

 blades broadest at the middle, the terminal spine 1-1.5 cm. long, the marginal 

 teeth minute, recurved: perianth yellowish-green; lobes about 23 mm. long: 

 anthers 19-23 mm. long. — Pinelands. 



4. CRINUM L. Herbs with succulent coated bulbs, the neck short. 

 Leaves basal: blades linear or nearly so, elongate. Scape 2-6-flowered. 

 Perianth white: tube long: lobes narrow. Filaments adnate to the perianth- 

 tube, distinct. 



1. C. americanum L. Bulbs 7.5-10 cm. thick: leaf-blades 6-12 dm. long, 

 denticulate: scape 3-8 dm. tall: perianth-lobes linear to linear-lanceolate, 

 5-12 cm. long: capsules ■i-G cm. thick. — Everglades. — {Cuba, Ant.) — Swamp- 

 lily. 



5. HYMENOCALLIS L. Herbs with coated bulbs. Leaves basal, 

 spreading: blades linear or nearly so. Scape terminated by a single flower 

 or by a cluster, the flowers erect. Perianth showy, mostly white, pink, or 

 purplish: tube elongate: lobes narrow. Filaments adnate to the perianth- 

 tube above which they are connected by a crown. — Spider-lily. 



Perianth-tube 13 cm. long or more. 1- H. caymanensis. 



Perianth-tube 10 cm. long or less. 



Scape terminated by several flowers. 2. H. occidentalis. 



Scape terminated by a single flower. 3. H. Pahneri. 



1. H. caymanensis Herb. Leaf-blades 3-8 dm. long, 6-8 cm. wide, obtuse, 

 tapering somewhat toward the base: flowers 6-12: perianth-tube 13-15 cm. 

 long: lobes about 10 cm. long. — Coastal sand-dunes.— F. K. {Bah., Cuba, 

 Ant.) 



2. H. occidentalis Kunth. Bulbs large: leaf -blades broadly linear, glaucous, 

 3-5 dm. long, 2.4-3.5 cm. broad: flowers 3-6, terminating the scape: perianth- 

 tube 6-10 cm. long; lobes linear, about as long as the tube: staminal crown 

 25-32 mm. long. — Everglades. 



3. H. Palmeri S. Wats. Bulb narrowly oblong, 8-24 mm. in diameter: leaf- 

 blades linear, 5 dm. long or less, 6-10 mm. wide: scapes 1.5-2.6 dm. tall: 

 flower solitary: perianth-tube 7.5-10 dm. long; lobes nearly as long as the 

 tube: staminal crown funnelform, 3-4 cm. long, with acuminate tips between 

 the filaments. — Everglades. 



Family 2. IXIACEAE. Ims Family. 



Perennial, mostly caulescent, herbs with short or long rootstoeks. 

 Leaves equitant, usually elongate. Flowers perfect, mostly regular, ai'ising 

 from spathe-like bracts. Calyx of 3 sepals. Corolla similar to the calyx 

 or of 3 very different members. Androeeium of 3 stamens, the filament 

 partially adnate to the perianth. Gynoecium of 3 united carpels. Ovary 

 inferior. Styles entire or divided, sometimes petal-like. Ovules few to 

 numerous. Fruit a loculicidal 3-valved capsule. 



