Harper : On the Flora of South Georgia 



419 



In sandy soil which is too dry for a bog, but not dry enough 

 to be loose, a number of interesting species are found. This kind 

 of soil is frequent in the ditches along railroad tracks, and is char- 

 acterized by the following species : 



Ptcris aquiliiia L. 



Pas pedum laeve Mx. 



purpurascens Ell. 

 Panicuni elongatuiu Pursh. 

 Cy perns pscudovegetus Steud. 

 El coc harts tuberculosa R. Br. 



Ptilimuium capillaceum (Mx. ) 



Hollick. 

 Steironema lanceolatum (Walt. ) 



Gray. 

 Sabbatia angularis (L.) Pursh. 

 Colli nsonia anisata Sims. 



Fimbristylis autuninalis (L.) R. Mcsosphaerum rugosum (L.) Pol- 



&S. 

 Scirpus Aniericanus Pers. 





*ph 



lard. 

 Monnicra acuminata 

 Kuntze. 



(Walt.) 



scirpoides Lam. 



M 



Eryngium aquaticum L. 



IlysantJics refracta (Ell.) Benth. 

 Gerardia purpurea L. 

 Helianthus angustifolius L. 



Helcnium autumuale L. 

 Erechthites hieracifolia (L.) Raf. 



Richest in number of species, particularly in Leguminosae and 

 Compositae, are the comparatively large areas of dry loose sand. 

 The following is a partial list of species inhabiting such areas : 



Ptcris aquilina L. 



Pinus palustris Mill. 



A ndropogon fur cat us M u h 1 . 



Ccnchrus c chin at us L. 



Cy perus retrofractus (L.) Torr. 



Sclcria triglomcrata Mx. 



pauciflora Muhl. 

 Covimclina Virginica L. 

 Ch / -ospei in a m use at "toxic u m 



(Walt.) Kuntze. 

 Yucca filarucntosa L. 

 Agave Virginica L. 

 Castanea pumila (L.) Mill. 

 Quercus cinerea Mx. 

 Eriogonum tomentosuni M 

 Rum ex Jiastatulus Baldw. 



Sassaf) 



# 



Nees & 



Eberm. 



Rub us trivial is Mx. 



Moron gia 

 Britton. 



angustata 



(T. & G.) 



Cassia Chaniaecrista L. 



nictitans L. 



Baptisia alba (L.) R. Br. 



lance data (Walt.) Ell. 



niegacarpa Chapm. 



rotundift 



(Walt.) 



Crotalaria 



Poir. 



Psoralea cancscens Mx. 



Kuhnistera pinnata (Walt.) 



Kuntze. 



„.__,.., ^„. ludigofcra Cat oliniana Walt 



Eroclichia Florida ua (Nutt) Moq. Zornia bracteata (Walt.) Gmel. 



Paronychia riparia Chapm. 

 Clematis reticulata Walt 



Meibomia strfcta (Pursh) Kuntze. 



Lespedeza Stuvei Nutt. 



