320 



lanceolalum. 



gramineum. 



DECANDBIA TETKAGYKIA. MicrOpCtalunS. 



2. M. glabrum j foliis lanceolatis utiinque angustatis, flo- 



ribus paniculatis, petalis ovatis brevissimis, — Pers. I. c. 

 Mich. I. c. 

 On moist rocks : Canada to Pensyh ania. 1/ . July. v. v. 



3. M. glabenimuni ; foliis linearibus erectis, panicula ter- 



minali laxa, pedicollis filiformibus, petaiis lanceolatis 

 longitndine calycis. — Pers. I. c. Mich. I. c. 



Near springs and shady rocks : New York to Virginia, 

 %. June, July. v. v. 



A. fasciculata probably belongs to this genus. 



winoides. 



V. PENT AG YNTA. 



391. SPERGULA. Gen.pl.7g8. 



S. foliis filiformibus verticillatis, panicula dichotoma, 



pedunculis fructiferis reflexis, seminibus reniformibus. 



IFif/d sp.pl. 2. p. 818. 

 Icon. //. dan. 10LJ3. Engl lot. 1535. 

 In sandy fields: Pensylvaniaj New Jersey, &:c. Q. 



June, July. v. v. 

 S. foliis oppnsitis subulatis nudis, pedunculis solitariis 



longissiniis glabris. Smith JL, brit. 2. p. 504. 

 Icon. Eri<il. hot. 2105. 

 In sandy fields: Carolina. ©. June, July. v. s. in 



Herb. Enslen. 



392. CERASTIUM. Gen. pi. 797- 



vulgatum. 1. C. hirsutum, viscidum, caespitosum j foliis ovatis, pe- 



talis oblongis calyce sub<iequa!ibus, floribus pedunculo 

 longioribus. Smith Ji. brit. 2. p. AqQ. Willd. sp. 



' pi. 2. p. 811. 



Icon. Engl. lot. 789. Vaill. par. t. 30. f. 3. 



In dry fields and among rocks ; frequent : New England 

 to Pensylvania, ©. April — June. v. v. The fiowers 

 of the whole genus are white. 

 viscosum. 2. C. hirsutum, viscosiim, diffusum ; foliis lanceolato-ob- 



longis obtusiusculis, petalis obovatis calyce vix longio- 

 ribus, floribus pedunculo brevioribus. — JFilld.sp. pi. 2. 

 p. 812. 



