TETRANDRIA, MONOGYNIA. 83 



• (,. stems very much branched divaricate prickly arimuMkait 



backwards; leaves short, lanceolate mucronate 1>ur " 1 '' 

 smooth, margin and keel prickly, flower-branches 

 divaricately ramifying; pedicels about two-flow- 

 ered, fruit hispid. — Pursli. 



A small ami delicate species, bearing a multitude of very 

 minute white flowers. In ■watDDV meftdowfl among- high 

 irtiruhulv on the borders of rivulets and tield-drains, 

 frequent. Perennial. July. 



T. G. stems roughish ; leaves in fours, oval, obtuse, pmetievl*. 

 Wlthout prickles, margin and nerves finely pubes- JJ^ 

 cent, marked with semi-transparent dots ; flowers 

 purple ; fruit somewhat inclining to woolly. Mich. 



(i. pilosum, Muhl. not of Persoon. 



(.. punctatum, Pers. 



( . parpureum, Walt-, not of Pers. and Willd. 



G. cruciata, No. 313. Clayton ? 



Hairy Goose-grass. 



This species is recognised without difficulty by its purple 

 flowers and its pubescence. In dry woods and copices, com- 

 mon. Perennial. July. 



8. G. stems procumbent, smoothish ; leaves in sixes, Ptnnsyivani- 

 smooth and semi-membranaceous, mucronate, ca - 

 margin scarcely ciliated ; fruit small, hispid. 



G. triflorum, Mich. 



A very common species. Flowers white. Along the 

 edges of woods and thickets. Perennial July. 



75. SPERMACOCE. L Gen.pl. 155. ( ' Rubiace*. ) 



Calx 4-toothed. Corolla funnel- formed, 4- 

 clcfu Seeds 2, eacli 2-toothed. 



1. S stem diffuse terete hirsute ; leaves linear-Ian- Diodma. 

 CCOlatC smoothish, margin and keel serrulate-scab- 



