PI end. ph. 10. GRAMINEyE. 93. Calamagrostis. 151 



1. Calamagrostis epigejos. Creeping reedgrass. 

 Panicle upright ; loaistce imbricate, bundled, facing one 



way; spatheUes longer than the spathellules, linear, bristled; 

 bristle shorter than the hairs; leaves lanceolate; ligida 

 long. 



Arundo q. Gramen arundinaceiun panicula moUi spadicea majus, Raii 

 Sijn. 401,2. 



Gramen tomentosum arundinaceum, Ger. em. 9. 

 Calamagrostis sive Gramen fomeHtosum, Park. 1182. 

 Arundo epigejos, Lin. S. P. 120. 

 Arundo calamagrostis, Huds. Fl. y/ngl, 54. 

 Calamagrostis lanceolata, TVith. Bot, Arr. 122. 



Banks and damp woods ; perennial ; July. 



Root jointed, creeping ; culms in bundles, upright, 6 feet 

 high ; leaves very long, bald, dry, glaucous ; sheaths long, 

 bald ; llgula lanceolate ; panicle raanyflowered, oblong, 

 green or blackish violetj becoming grey, woolly; locust(S 

 long, drooping. 



2. Calamagrostis neglecla. Neglected reedgrass. 



Panicle upright, spread; locustce upright, spread; spa- 

 theUes the same length as the spathellules; bristles and hairs 

 shorter than the spathellules ; leaves linear ; ligula very 

 short, truncated. 



Arundo neglecta, Ehrh. Calam. 118. 

 Arundo stricta, Schrad. Germ. 1,215. 

 Calamagrostis neglecta, Flor. Wett. 1,84. 



Marshy places ; perennial; June. 



Root creeping; cidm 2 feet high, ascending, slender, 

 bald ; leaves narrow, acute, rough above and on the edge, 

 when dry convolute ; sheaths bald, ligida not notched ; 

 panicle slender, 3 to 6 in. long, purplish or reddish brown; 

 glumes acute, not bristled. 



LIII. 94. GASTRIDIUM. Beauvois. Lentil-grass. 



Glumes 1 -flowered ; spatheUes alternate, bellied at bot- 

 tom, 3 times as long as the spathellules; lower largest; 

 spathelhdes leathery, hardening; lower 3 or 4-toothed, 

 brisded beneath the tip ; upper 2-cut, toothed ; style short, 

 2-parted ; stigmata hairy ; cariopsis husked. — Panicle 

 branched, contracted, approaching to a spike shape. 



Gastridium aitslrale. Southern lenlil-grass. 



Bristle much longer than the spatheUes, 



