358 HEXANDRTA. MONOGYNIA, oRONTiuivr. 



248. ORONTIUM. L. 



Spadix cylindric, crowned with flowers. Corolla 

 6-petalled, naked. Style and stigmas scarcely any, 

 Utricidus 1-seeded. Gm. pi 587. Nutt. Gen. L 

 p. 226. Ju s s. p. 25. L a m. III. t 251. Nat. Ord. 

 Ar 1 E E iE Ju s s. Golden-club. 



O. aqualicum L. : leaves lanceolate-ovate ; scape cylin- 

 drical, spiked. Willd. Spec. 11, p. 199. Hook, exot.hol 

 1 9. M i c h. Fl. I. p. 1 94. Pursh Fl. I. p. 235. E l- 

 liott Sk. I. p. 404. 'Bart. Fl. Am. Sept. II. t. 37. Oron- 

 TiuM 4'm(£n. Acad. HI. t. 1. f. 3. (mal.) Pothos ovata Walt, 

 Car, p. 224. Arusj folio enervi ovate, Gr o n. Virg. 1 13. 



Root perennial. Leaves all radical, at first small, but at length 

 6 — 8 inches long, and 2 — 3 broad, very smooth, and a little 

 succulent, entire, mucronate, pale and almost glaucous be- 

 neath, obscurely nerved ; lamina abruptly coalescing with the 

 su'rimit of the petiole. Sfiath radical. Sfiadix 1 — 2 inches 

 long, on a long cylindrical peduncle, the upper part of which 

 is of a bright yellow colour. Calyx yellow, in the lower flowers 

 6-leaved, in the upper 4-leaved, v/ith as many stamens ; leaf- 

 lets dilated, cucullate, truncate. Filaments shorter than the 

 calyx, broad and flat, a little contracted above ; anthers adnate, 

 2-lobed, persistent ; cells opening vertically. Germen supe- 

 rior, truncate ; stigma sessile, minute, concave. " Utriculus 

 naked, green, roundish, 1-seeded, of the size of a large pea ; 

 gemmula viviparous, or commencing to vegetate as soon as 

 mature ; (cotyledons 0) ; primary vaginate leaves 2 or 3, linear 

 and subulate, the 4th leaf usually exhibiting a small lamina ; 

 primary radicle conspicuous, conic. Somar/iizef roundish, 

 large, dark green, umbilicately depressed at the summit, hav- 

 ing a small concealed internal cavity, and a lateral shallow 

 groove for the reception of the gemmula, which is appressed 

 to it and curved over the greater part of the somarhize.' 

 Jiutt. 



Hab. In small creeks and marshes on the banks of rivers ; al- 

 ways within the limits of tide-water ? Common in the vicinity 

 of New-York. On the Hudson, as far up as Hudson, N. Y. 

 Near New-Haven, Connecticut, Eaton. &c. May. 



249. ACORUS. L. 

 Spadix cylindric, covered with flowers. Corolla 



I III this case a large round ingerminativebodv, Interally connected by 

 a vascuUr system to the gemmula, and formhig ihe principal part of the 

 seed. .A'm tt. 



