Natural History of District of Columbia — McAtee 67 



SELECTED SPECIES OF THE WASHINGTON FLORA THAT 



APPARENTLY ARE RESTRICTED TO THE 



COASTAL PLAIN. 



Lygodium palmatum 

 Dryopteris simulata 

 Anchistea virginica 

 Lycopodium adpressum 



carolinianum 

 Isoetes saccharata 

 Pinus taeda 

 Taxodium distichum 

 Potamogeton amplifolius 

 compressus 

 robbinsii 

 Lophotocarpus calycinus 

 Sagittaria subulata 



longirostra 

 Erianthus saccharoides 

 Paspalum longipilum 



psammophilum 

 Echinochloa waiter! 

 Panicum condensum 

 mattamuskeetense 

 spretum 



columbianum thinium 

 ensifolium 

 virgatum cubense 

 stipitatum 

 verrucosum 

 clutei 

 lucid um 

 lanuginosum 

 pseudopubescens 

 addisoni 

 oligosanthes 

 scoparium 

 aculeatum 

 Chaetochloa geniculata 

 Cenchrus carolinianus 

 Aristida gracilis 



Muhlenbergia schreberi palustris 

 Alopecurus geniculates 

 Uniola laxa 

 Panicularia obtusa 



pallida 

 Festuca octoflora 

 myuros 



Bromus villosus 

 Elymus striatus arkansanus 

 Cyperus fuscus 

 microdontus 

 rotundas 

 erythrorhizos 

 retrofractus 

 Eleocharis ochreata 

 olivacea 

 quadrangulata 

 Scirpus fluviatilis 



sylvaticus 

 Fuirena hispid a 

 Rhynchospora macrostachya 

 axillaris 

 gracilenta 

 Scleria triglomerata 

 Carex gracillima 

 conjuncta 



cauescens disjuncta 

 bromoides 

 incomperta 

 lanuginosa 

 vestita 

 lacustris 

 folliculata 

 intumescens 

 collinsii 

 abscondita 

 glaucodes 

 debilis 

 oblita 



typhinoides 

 louisianica 

 rostrata 

 bullata 

 swanii 

 styloflexa 

 Eriocaulon decangulare 

 Chrospermum muscaetoxioum 

 Melanthlum vlrginicum 

 Stenanthium robustum 

 Tofieldia racemosa 

 Dioscorea paniculata 



