MENYANTHACEAE. 145 



Calyx-lobes about as long as the corolla-lobes : corolla mainly less than 3 cm. wide. 



1. 8. campanulata. 

 Calyx-lobes much shorter than the corolla-lobes : corolla mainly 



over 3.5 cm. wide. 2. 8. grandiflora. 



1. S. campanulata (L.) Torr. Stem 1-4 dm. tall: blades of the upper 

 leaves narrow, but typically broader than the diameter of the stem or branches : 

 calyx with filiform or nearly filiform lobes, typically about as long as the 

 corolla: corolla deep-rose or magenta, with a yellow eye; lobes oblong to 

 spatulate-oblong: capsules 6-8 mm. long. Everglades. (Bah., Cuba.") 



2. S. grandiflora (A. Gray) Small. Stem 8-12 dm. tall: blades of the upper 

 leaves typically stout-filiform or nearly so, mainly narrower than the diameter 

 of the stem and the branches, 3-10 cm. long : calyx with filiform or very narrow 

 lobes much shorter than the corolla: corolla deep-rose or magenta, the eye 

 yellow; lobes oval or elliptic-oval to rhombic-obovate : capsules 8-10 mm. long. 

 Everglades and low pinelands. 



3. LEIPHAIMOS Schlecht. & Cham. Annual or perennial humus plants. 

 Leaves mere scales. Flowers solitary or in cymes. Calyx-lobes 4. or 5, nar- 

 row, commonly about as long as the tube. Corolla white or variously colored, 

 salverform: lobes 4 or 5, much shorter than the tube. 



1. L. parasitica Schlecht. & Cham. Plant pale, 1-4 dm. tall: leaves (scales) 

 opposite, 3-5 mm. long: calyx-lobes lanceolate, acute: corolla white or pink, 

 6-8 mm. long, about twice as long as the calyx; lobes' triangular to lanceolate: 

 capsules 5-6 mm. long. [Voyria mexicana Griseb.] Hammocks. F. K. 

 (Bah., Cuba, Ant.) 



FAMILY 3. MENYANTHACEAE. BUCKBEAN FAMILY. 



Perennial aquatic or bog herbs. Leaves alternate : blades simple or 

 3-foliolate. Flowers perfect, solitary or in clusters or racemes. Calyx of 

 5, partly united sepals. Corolla white or colored, rotate or funnelform. 

 Androecium of 5 stamens with the filaments partly adnate to the corolla- 

 jtube. Gynoecium of 2 united carpels. Style very short. Fruit a capsule, 

 sometimes indehiscent. 



1. NYMPHOIDES [Tourn.] Hill. Aquatic herbs. Leaves with elongate 

 petioles and broad blades with a deep basal sinus. Flower-clusters sometimes 

 tuber-bearing, borne on a petiole-like stalk. Calyx-lobes narrow. Corolla 

 rotate. Filaments adnate to near the middle of the corolla-tube or above it. 

 Capsule oblong to ovoid. [Limnanthemum J. F. Gmel.] 



1. N. aquaticum (Walt.) Kuntze. Leaf -blades suborbicular to reniform, 5-15 

 cm. in diameter: flower-clusters usually without tubers: filaments adnate to 

 below the middle of the corolla-tube, the free portion shorter than the anther: 

 capsules about 6 mm. long. Everglades. FLOATING-HEART. 



Order ASCLEPIADALES. 



Herbs, shrubs, or trees, commonly with a milky juice. Leaves alter- 

 nate or opposite : blades entire. Inflorescence cymose, sometimes umbel- 

 late. Calyx of usually 5, partially united, sepals. Corolla of 5, partially 

 united, petals. Androecium of mostly 5 distinct or monadelphous stamens, 

 partially adnate to the corolla in Asclepiadaceae and accompanied by a 

 5-lobed crown. Pollen granular or in waxy masses. Gynoecium of usually 



Flora of Miami 10 



