tTCTANDHiA TRIGINIA^ 



4!5r^ 



TBIGYMA. 



POLYGONUM. 



Calyx 0. Corolla 5- \ Caly. 



parfita, calycina. Semen 

 1, angulatum, tectum. 



ed, : 



Seed 



Corolla 5 part 



esembling a caly 



gled, covered 



* Floribus axillaribus. \ * Flowers axillary 



1. Maritimum. 



P. floribus octandris, 

 gyiiis, axillaribus : och- 



reis membi 



lobis 



folii 



Flowers octandrous, 

 trigynous, axillary ; sti- 

 pules membranaceous, 3 

 lobed ; leaves lanceolate, 



, bi. 



3 lanceolatis 

 margine re. | somewhat fleshy 



volutis ; caule prostrato, I the mar 





fluffruticoso 



Sp, pi. 2. p. 449. 



P. marinum, Pursb, 1. p. 269- 



, with 

 olute ; 



stem prostrate^ somewhat 

 shrubby* 



Stem perennial, hard, glabrous, branching, 1—2 feet long. Leaved 

 coriaceous, attenuate at base. Stipules very large, loose, transparent^ 

 frequently lacerate. Flowers axillary, on peduncles about half aa 



inch long. Corolla white, tinged with red. 



Grows among sand hills, near the margins of the ocean. 

 on Sullivan's Island. • 



Flowers through the summer. 



Common 



S. AVICULARE. 



P. floribus subsessili- 



Flowers nearly sessile, 



trigynous 



* 



9 



l|us, 8-andris, 3-gynis ; fo- 1 octandrous, 



liis lanceolatis, serrulatis ; I leaves lanceolat'e, serru 



ochreis brevibus, apice | late ; stipules short, 3 



tripartids, laceris ; caule | parted at the summit, la 

 procumbente, ramosissi- | cerate ; stem procum 



mo. 



E. 



bent, branching. 



Sp. pi. 2. p. 449; Walt. p. 132. M!ch. 1. p. 237. JPursh, 1. p. 2(;9, 



