i 



^18 



DECANDRfA TRlGlNlA. 



pet 



the caly 



longer 



''IT. 



j 



pedicellis erectis ; petalis I eels 

 «alyce longioribus. | than 



Mich. 1. p. 27S. Pursh, 1. p. 



_ Perennial } Stem 6—12 inches high. Leaves sometimes lanceolate. 



Peduncles axillary, solitary, shorter than the leaves. Leaves of the 

 ^alyx membranous along the margin. Petals white. 



Grows in shade, in rich soils, from Pennsylvania toCarQlina< 

 »i », western diiitricts of Georgia ; Dr. Baldwin, 



May 



2, 



Pr 



B 



S foliis ovatis, acutis, 

 ^labris ; petiolis lone;i8si- 

 iriis ; caule prostrato, cy- 

 lindrico, fistuloso, dicho- 

 tomojsubpubescente; pe 



ssolitariis, lonaris: 



Leav 

 smooth 



ovate, acute, 

 petioles ' 



dun 



ery 



ong ; stem prostrate, cy- 



indiical, hollow, forked, 



lightly pubescent 



and 



floribus parvulis, hei 

 dris,- calyce erecto. 



peduncles solitary, long 



> 



B 



flo 

 d 



all 



dly 



heptan- 



Root fibrous, annual. Stem slightly chanselled, prostrate or trail- 



ms, 1 



Sram.n.s generally" 7. Y'' ^"'"^ ^^'^'^^times heart-shaped, sessile 

 Flfridi? ''' """^^ ^P^"^^&y ^and, on the island of Fort Geors-e. East 

 Flowers March— April. 



tens. 



ARENARIA. 



Calyx S-phylliis, pa- 



Petala 5, Integra. | ding. 



Capsula 1-locularis, poly. 



Gen, PL. 774. 



Calyx d leaved, expaii 



Petals 5, entire. 



-sperm a. 



1. SERPYLLirOLlA. 



A. caule dichotomo, 

 diffuso ; foliis ovatis 



Capsule 1 celled, many 

 seeded. 



Stem dichotomous, dif- 



v.uiu.u ,iui»s ovatis, acu. fuse ; leaves ovate, acute 

 tis, cihatis,- calycibus acu- ciliate : n,.lvv .ruL stri 



* 



tis, sul)striatis; petalis ca- 



calyx acute, stri- 



lyce brevioribus. 



t. p. ai7. 



Pursh, 



ate J petals shorter than 

 the calyx. 



% pL 2. p. 720. Bflch.l.p. 274, 



i^-. 



