of the Genus Ehrharta, 50 



Meiica glganiea, coroUis hiifutis ariftatis, panicula verticlllata ; culmo 

 eredo. Thunb.prodr. p. 21. Sp. pi. ed. Wild. p. 382. 



Aira villofa, foliis fubulatls, panicula elongata anguftata; flofculis 

 fefquialteris hirtis ariftatis; arifta re(Sla brevi. Lim.fuppl. p. log. 



Descr. Radices longce, fimplices, rlgida:, nudai. 



Culmus 6-pedalis, ereclus, bafi fublignofus nodofus, ad ra- 

 dices ftolonifer, remote articulatus, teres. 



Stolones cylindrical radicantes craflle, vaginis imbricatis ftriatis 

 fcriceis tedtse. 



Tolia femipedalia, remota, linearia, apice fubulato-involuta, 

 Integra, ere£la, ftriata, glabra, rigida, arundinacea. 



Vagina ar6lje, hirta; s. pubefcentes, fauce s. ad bafin foli- 

 orutn margine reflexo nigrse. 



Panicula bipedalis, ercfta, coararata, fubramofa, rachi apice 

 fubflexuofa. 



Pedunculi capillares, conferti, fubverticillati 1. fecuudi, nigri- 

 cantes, glabri; plerique fimplices breves, 3 — 4 lin. longi 



ere£liufculi uniflori, uno alterove elongate i 2-polli- 



cari fubdivifo 3— 4-floro laxo; pediceWs fub flore incrafTatis. 



Florcs fubnutantes, rubro-flavefcentes. 



Valvula calycinse lanceolato:, acut^, concava;, dorfo fubcari- 

 nat«, marginibus membranaceis oculo armato minute 

 ciliatis, glaberrimae, bafi purpurafcentes; exUr'iore \hi xxxi- 

 jore fed latiore, apice minus acuto. 



Corolla calyce duplo major, ariftata. 



Valvula exterlores lanceolatse, concave, carinata:, flavefcentes, 



pilis longis albidis undique veftitae, bafeofque fafciculatis- 



apice arijla fubulata, eredla, nigra, oculo armato ferrata, 



valvulis dimidio breviore auftae, margine membranaceo 



I 2 involuta;: 



