332 MENYANTHACEAB. 



2. Sabbatia simulata Brittoiii, Bull. N. Y. Bot. Gard. 3: 448. 1905. 



Similar to S. campanulata but more slender than that species and with 

 smaller white flowers. Plant 4 dm. high or less, the upper leaves narrowly 

 linear, 1-3 cm. long, about 1 mm. wide, the lower spatulate, acute, 4 cm. long 

 or less, 2-5 mm. wide, the basal ones spatulate to orbicular; calyx-lobes nar- 

 rowly linear, less than 1 mm. wide, nearly as long as the corolla or shorter; 

 corolla 1-2 cm. broad, its segments oval, obtuse; capsule ovoid, about 6 mm. 

 long, tipped by the short style; stigmas narrowly spatulate. 



Savannas, palmetto-lands and edges of brackish pools, Abaco, Andres, New 

 Providence, Eleuthera and Cat Island. Endemic. Referred by Mrs. Northrop and 

 hy Coker to S. campanulata (I/.) Torr., and listed by DoUey as 8. gracilis Salisb. 

 White Maesh Pink. 



4. LEIPHAIMOS Schl. & Cham. Linnaea 6: 387. 1831. 



Small saprophytic pale simple-stemmed herbs, without chlorophyll, the 

 stems white or yellowish, bearing opposite sessile scales or the lower scales 

 alternate, the flowers terminal, cymose or solitary. Calyx bracteolate at the 

 base, 4-5-toothed. Corolla salverform or funnelform, 4-5-lobed, small. Stamens 

 4 or 5, included ; filamente mostly short ; anthers introrse. Ovary 1-eelled, with 

 2 parietal placentae; style one; stigma capitate or dilated. Capsule oblong or 

 linear, septicidally dehiscent at the middle. [Greek, pallid.] About 20 species, 

 mostly of tropical America, the following typical. 



1. Leiphaimos parasitica Schl. & Cham. Linnaea 6: 387. 1831. 



Voyria mexicana Griseb. Gen. et Spec. Gent. 208. 1838. 



Stem somewhat fleshy, whitish, 1-4 dm. high, erect, slender, simple or 

 little-branched, bearing few opposite scales 3-5 mm. long. Calyx-lobes lanceo- 

 late, obtuse ; - corolla whitish or yellowish, 6-8 mm. long, its triangular acute 

 lobes about one-fourth as long as the tube; capsule 5-6 mm. long. 



Floor of coppices in leaf mold, Abaco, Great Bahama, Andres, New Providence, 

 Eleuthera, Watling's, Crooked Island and North Calces : — Florida ; Cuba ; Jamaica ; 

 Mexico. Leiphaimos. 



Family 4. MENYANTHACEAB G. Don. 



BucKBEAN Family. 



Perennial aquatic or marsh herbs, with basal or alternate leaves, and 

 clustered regnlar perfect flowers. Calyx inferior, deeply 5-parted, per- 

 sistent. Corolla 5-lohed or 5-cleft, the lobes induplicate-valvate, at least 

 in the bud. Stamens 5, borne on the corolla, and alternate with its lobes; 

 anther-sacs longitudinaly dehiscent; pollen-grains 3-angled. Ovary 1- 

 celled, the 2 placentae sometimes intruded. Fruit a capsule, or indehiscent. 

 Five genera and about 35 species, widely distributed. 



1. NYMPHOIDES HUl, Brit. Herbal 77. 1756. 



[LiMNANTHEMUM S. G. Gniel. Nov. Act. Acad. Petrop. 14': 527. 1769.] 



Aquatic herbs, with slender rootstocks. Leaves petioled, ovate or orbicular, 

 entire or repand, or the primary ones different; flowers yellow, or white, umbel- 

 late at the summit of filiform stems at the bases of the petioles, or axillary. 

 Calyx 5-parted. Corolla nearly rotate, deeply 5-cleft, the lobes induplicate- 



