TRTVNDRTA DIGYNTA. 15? 



fiifyjc 2-Ta1ved ; valves lanceolate, compressed, with the keels ^r- 

 r late, glabrous. Corolla 2-valved ; the exterior lanceolate, acunn* 

 nate, slightly keeled 5 the interior with the back impressed; both 

 glabrous. 



From the preceding species, tliis differs bj a larger and niore diffuse 

 panicle, longer peduncles, fewer flowers in the spike, a glabrous, al- 

 liost transparent corolla, and much longer leaves. 

 From specimens brouglit from Greenvillej by Mr. Moulins, 

 Flowers August — September, Slender Foa* 



3. f^iRsuTA. Mich. 



p. culiiio erecto ; foli- ] Stem erect ; sheaths 

 orum vaginis hirsutissi- } of the leaves very hairy; 

 mis; paiiicula ramosissi- 1 panicle miicih branched 

 nia, pateiitissima ; spicu- and expanded ; spikelets 

 lissubquinquefloiis. E. | generally 5-fluwered. - 



^'ich. 1. p. 68. . 



P. simplex, Walt. p. 79. 



Root perennial, cespitose. Stem 16 — 24 inches high, strictly 

 erect, slightly compressetl, glabrous, angular after, branching j 

 branches long, expanding horizontally, hairy in the axih. Leaves 

 long, Unear, glabrous, serrulate, hairy near the base; sheath much 

 JoDger than t!ie joints, compressed, very hairy ; throat very hairy, 

 ^pikelets 3 — 7-flowered. Calyx and Coralla, valves lanceolate, acute, 

 ^mpressed, keeled ; keel serrulate, glabrous, tinged witli purple. 

 -«Wim purple, i^mns white. 

 ' Varies with panicle li^ht straw colonred, and bright purple 5 

 leaves and panicle more or less hairy. Panicle with age divaricate, 



wrows in dry pastures and fieldg. 



flowers August— October. ]^aivy Pocu 



4. Parviplor\. Piirsh. 



P. panicula diffusa, ca- | Panicle diffuse, capil- 

 ?, u"J spiculis parvis, | lary; spikes small, gen- 

 erally 3-f!owered; flowr 



subtrifioris ; iloribus sub- 

 o'^tusis, striatis, caducis: 



ers rather qbtuse, striate, 



wills distichis, planis. E. | caducous; leaves distich- 



. ous, flat. 



Pursh. flor. Amer. Sept. 1. p. 80. 



^- striata. La Marck. Enc. Meth. 1. p. 183. 



fnrLLT""'^'-, ^^^'^. Recumbent, 12— 18 inches high, somcwhae 



cloathed wj{h the leaves. Leaves ^\ — S 



fiat^ very smooth, the margiuB scarcely 



»»^pre8sed, simple, entirely 

 ^^^^ long, 1-.C3 iiae« wide, 



A 



