ISO 



TRIANDRIA DIGYNIA. 



ViRCINlCUS. 



E. spica erecta,spicu]is I Spike erect, spikelefs 

 trifloris, aristatis, glabris, 3 flowered, awned, gla- 

 geminatis; calvcibus Ian- I brous, by pairs j cal^x 

 ceolatis nervosis spiculas I lanceolate, nerved, as long 

 sequantibus. WUld. E- | as the spikes, 

 num, 131. 



Sp, pi. 1. p. 469. 

 MicL h p. 65. 



E. Carolinianus, Walt. p. 82. 

 Pursh, l. p. 89. 



Soot perennial. StPm 2 — 3 feet high, erect columnar, glabroos. 



Leaver 8 — 12 inches lon;^;? 2—3 lines widcj acute, scabrous; sheaths 

 labrous ; stipules very short or none. Calyoc^ 2 valves to each spike of 

 orets. somewhat lateral, so that that the calyxes form a sort of i«ro- 



hicruni around the inclosed spikes; valves lanceolate, tliick.flexuous, 



terminating: in an awn about 



Ia2valved; the exterior lanceolate, concave, awned; the interior 

 lanceolate, obtuse, serrulate, as long as the exterior valve excluHinj 

 tlie awn. The awn of the exterior floret longer than the awn of the 



calj-x ; the other gradually diminishing in length. 



^ My specimens have generallj 4 per 

 tive ones on each spike. 



Grows generallj in dry soils. At 

 river, on its margin. 

 Flowers June— August. 



abor* 

 Lnoafc 



2. STRIATUSi 



E. spica erecta, spfcu- [ Spike erect ; spikelets 

 lis bifloris. a istatis, his- | 2 flowered, awned, hlspi'^ 

 pidis, geniinatis ; calyci- 



pai rs 



calvx Knt-ar 



bus lineaiibus, nei*vusis, I nerved, awned, ratlief 



aristatis, spiculis ferr su 

 perantibus ; foliis va^nis- 



than the spikes 

 leaves and sheaths gla 



longer 



que 



num. 131. 



glabris. 



WaJd. E- brous. 



Sp. pi. 1. p. 470. 

 Pursh, 1. p. 89. 



Grows in the north-western districts of Georgia. Muhl. 

 Fowej^ July— September. 



i 



