MiTtiLLA* DECANDRIA. DIGYNIA. 447 



crenate-dentate ; upper surface with scattered appressed hairs. 

 Flowers few, pedicellate. Calyx short-campanulate; seg- 

 ments broad, acute. Petals white, as long again as the calyx, 

 pectinate ; the segments horizontal, few, capillaiy. Stamens 

 very short ; anthers roundish. Styles minute, spreading. 

 Hab. On moist rocks. Near Cambridge, New-York. Ste- 

 venson, {'airfield, N. Y. Hu dley. Piitsiield, Massa- 

 chusetts, and in Vermoiit. Eaton. June. 



The M. reniformis oi Lain arc k and Pursh is scarcely a 

 distinct species from this, 1 an. informed by Sir J. E. S m i t A, 

 that specimens of M. cordifolia, which I sent him, appear to 

 be of exactly the same species with M. nuda from Siberia, of 

 the Linnaean Herbarium. The latter is a synonym oi Pursh '3 

 M. reniformis. 



299. SAPONARIA. L. 



Calyx 1 -leaved, tubulous, 5-toothed, naked at the 

 base. Peto/^ 5, unguiculateo Ca/jWc oblong, 1- celled. 

 Gen. pi 769. Xutt. Gen. 1. p. 286. Juss. p. 

 302. Lam. l/i.t. 276. Nat. Ord. Caryophylle^ 

 Jii s s. Soup-iuort. 



S. officinalis L.: leaves ovate-lanceolate j calyx cylin- 

 dric, smooth. fVill d. Spec. 11. p. 667. S m i t h FL Brit, 

 II. p. 459. Eng. Dot. t. 1060. Pursh FL I. p. 314. 



JRoot perennial, branched, extensively creeping. Stem about a 

 foot and a half high, thick, terete, scabrous. Leaves oppo- 

 site, connate, entire, 3-nerved. Panicle terminal, crowded, 

 bracteate. Flowers large. Calyx three-fourths of an inch 

 long, tubular, 5-toothed at the summit. Petals rose-colour 5 

 crowned at the orifice ; limb obcordate. Cajisule as long as the 

 calyx. 



Hab. In waste places, meadows, and along the banks of rivers. 

 Abundant in n.diiy places on the Hudson. June — Septem- 

 ber. Naturalized. 



300. DIANTHUS, L, 



Calyx 1-leaved, tubular, 5-toothed, \vith about 4 

 imbricate opposite scales at the base. Petals 5, ungui- 

 culate. Capsule cylindric, 1-celled. Gen. pi 110. 

 Nu 1 1. Gen. I. p. 286. Ju s s. p. 302. Lam. III. 

 t 376. f. 2. Nat. Ord. Caryophylle^ Juss. 



Pink. 



D. Armcria L. : flowers aggregate, fasciculate; scales 

 of the calyx lanceolate, villous, as long as the tube. JV i II d. 



