]9S HEXANDRIA— TRIGYNIA. Scheuchzeria. 



Cal. inferior, small, of 1 leaf, membranous, three-cleft, per- 

 manent. Pet. 6, oblong, concave, equal, spreading, per- 

 manent, many times longer than the calyx. Filam. oppo- 

 site to the petals, awl-shaped, simple, smooth, the length of 

 the corolla. Anth. incumbent, roundish-heart-shaped. 

 Germens 3, superior, converging, pointed, terminating in 

 3 very short, vertical, distant styles. Stigmas capitate. 

 Cajjs. 3, tumid, keeled, membranous, connected at the 

 base, each of 1 cell and 2 valves, bursting chiefly at the 

 inner edge. Seeds numerous, elliptic-oblong, angular, at- 

 tached to the inner margins of the valves, at each side. 



Herbaceous, perennial, with sword-shaped leaves j an almost 

 naked stetn ; and capitate, spiked or clustered, green or 

 yellow, inodorous Jiowers. Six species are now described 

 in Tr. of L. Soc. 



1. T. palustris. Marsh Scottish Asphodel. 



Flowers in an ovate head. Stem smooth, thread-shaped, 

 leafless. Petals obovate, obtuse. Germens roundish. 



T. palustris. Huds. 157. Ft. Br. 397, excluding all the synonyms 

 but the 1st, 2d, and 8th. Engl. Bot. v. 8. t.o36. Hook. Scot. 1 14. 

 Loud. t. 100. Winch Guide v. 1. 35. 



T. borealis. Wahlenb. Lapp. 89. 



Anthericum calvculatum. Linn. Sp. PI. 447. Fl. Lapp. ed. 2. 1 06. 

 t. 10./. 3. Light/. 181. t. 8./. 2. Dicks. H. Sicc.fasc. 13. 11. 

 Fl. Dan. t.3Q. 



Helonias borealis. Willd. Sp. PL v. 2. 274, with great confusion of 

 syn. 



Phalangium Scoticum palustre minimum, iridis folio. Raii Syn. 3/5. 

 Tourn. Insti 369. 



In the black boggy margins of pools and rills, on the mountains of 

 Scotland, the north of England, and h"eland. 



Common in the Highlands of Scotla'nd. Sent to Professor Hooker, 

 from near Middleton in Teesdale, Durham, by the Rev. J. Dal- 

 ton. 1 have it also from the Rev. J. Harriman. 



Perennial. August. 



Root a little woody, with many long fibres. Herb smooth. Leaves 

 sword-shapcd, ribbed, incurved at the point, about 2 inches long, 

 in two-ranked radical tufts. Stem solitary, 4 or 5 inches high, 

 bearing a small oblong spike or head of greenish-white^owers. 



206. SCHEUCHZERIA. Scheuchzeria. 



Linn. Gen. \7S. Juss.46. Lam. t. 268. 



Nat. Ord. TriiJetaloidccc. Linn. 5. Jiaici. Juss. 13. N, 207 

 the same. 



