35 



The widely known name E. megastachya (Koel.) Link was retained 

 by Fernald (1950). For discussion of nomenclature for the taxon see 

 Shinners (1954) and Voss (1966). 



3. E. pectinacea (Michx.) Nees (figure 31) 



Annual. Railroads, roadsides, waste places ana sandy river margins. 

 Throughout N.H.; infrequent. 



4. E. multicaulis Steud. 



Annual. Along railroads, roadsides and waste places. Scattered in 

 the state; infrequent. Introduced from Europe. 



5. E. frankii C. A. Mey. (figure 32) 



Annual. Sandy banks of rivers. Rare along lower parts of 

 Merrimack and Connecticut Rivers. 



6. E. capillaris (L.) Nees (figure 33) 



Annual. Sandy shores, dry sandy sites and railroad ballast. 

 Infrequent in southeastern N.H. and rarely introduced northward. 



7. E. spectabilis (Pursh) Steud. Tumblegrass; Petticoat-Climber 



(figures 34 and 35) 



Perennial. Open dry sites. Frequent in southern N.H., ranging 

 northward along the Connecticut River Valley. 



Variety sparsibirsuta Farw. does not separate out well in our state. 



11. TRIDENS Purpletop 



A single species in New Hampshire; a tall attractive grass with 

 distinctive purple spikelets. 



Gould (1968) places the genus in the tribe Eragrosteae, subfamily 

 Eragrostoideae. 



1. Tridens fJavus (L.) Hkchc. Purpletop, Tall Redtop 



Perennial. Old fields and edges of woods. Central and southeastern 



N.H.; rare. Possible adventive in N.H. from further south. 



Our specimens all have purplish inflorescences and have been called 



forma cuprea (Jacq.) Fosberg. The species is sometimes included in the 



austral genus Triodia (cf. Fernald, 1950; Gleason, 1963; Seymour, 



1969). 



12. TRIPLASIS Sand Grass 



A small genus with a single species in New Hampshire; a small wiry grass 

 of dry sandy sites; coastal. 



Gould (1968) places the genus in the tribe Eragrosteae, subfamily 

 Eragrostoideae. 

 1. Triplasis purpurea (Walt.) Chapman 



Annual. Sandy seashores. Known only from one station (Little 



Harbor, Rye; 2 collections made in 1901) and may no longer exist in 



our state. 



