I 



306 



quoacl hunc cliaracterein planla vi^etur in arenosis crescere. Vaginae tolam culmi medielalein oble- 

 f^eiites, teretes 5 dorso undique hirautae, aut superne versus inargines ac inferne ubique, aul soluminodo 

 versus margines hirsutae, ad oras barbatae# Ligula series pilorum* Folia longissima margiuibus invo- 

 lutis canaliculata, dorso teretia, striata, scBsiin in apicem acutissimum ac tenuissiraum terminata, 

 glaberrima, firraa* Panicula erecta flexuosa contracta 5 6 pollices louga* Rliachis striata, glaberrima, 

 teres, ab ortu ramorum sursum canaliculo evanescenle notataj rami allerni solitarii, teretiusculi, stri- 

 ati raraulicjue breves uniflori angulati glaberriini. Locustae solitariae maximae in genere , 5 line.;s 

 longae, sesquilineam lalae, ovatae, acutae. Palea inferior rotundato - ovala, acuta, submenibra- 

 nacea, 9-nervia, extus pilis longis albis hirsulissiina , una tertia parte brevior locusta, superior 

 ovata , acuta 5 locustarn aequans , caeterum ut inferior* Flos inasculus biglumis : gluma inferior 

 valde similis paleae superior!, superior ineinbranacea , diaphana, paulo inferiori brevior aeque lata, 

 marginibus praeserlim ad basim inflexis et sic aatheras 5 amplecleus, binervis, dorso pilis raris asper- 

 8a« Flosculus hermapbroditus: gluma inferior ovata, acuta, mollis, cartilaginea , uninervia, supe- 

 rior ovata, paulo brevior, planiuscula, dorso cartilaginea, marginibus membranaceis diaphanis inflexis 

 crgana sexualla amplectens. Stamina 5. Squamae Iiypogynae duae, ambae fere orbiculatam figu- 

 ram praesentantes , angulo interioii acuminatae^ Ovvirium minimum, apice emarginalum, Styli 2* 

 Stigmata aspergillifoi'mia rufa» 



PANICUM FUBESCENS. LAM. 



P* culmo erecto ramoso vaginisque foliisq 



patentibus pilosis , paiii 



plicis ramis altcrnis patentissimis , locustis ovoideis, glumis puhesceiitib 



inferiore rotmidata flosculis multo Lreviore^ superiore oyata obtusa , 

 bipaleaceo, hermaphrotliti palea inferiore oblonga, acutiuscula , laevis 



pubescens. Lain. enc. 4- ?• 748- Michx^ fl, hor. amer, p. 49, 

 Hab, in Nooila-Sund. 



11 



PANICUM LAISUGIN0SU3I. presl. 



3f 



P, culmo erecto J basi ramoso tereti, nodis vaginis foliisqiie linearibus piloso - pubescen- 

 tibus, panicula simplici patenti, rhachi hirsutula, locustis obovatis, obtusis, glumis 

 inaequalibus paleaque neutra inferiore pubescentibus , obtusis , flosculo hermaphro- 

 dito ruguloso , iieutro bipaleaceo, 



Hab, in Peruvia. 2f 

 Radix fibrosa. Culmi cacspitofti 5 sex pollices alii , crassilie penuae columbinae , basi ramosi , ramis 

 conforinibus brevioribus , tereles, profunda striati, sursum patule piloso -pubescentes* Nodi lanu- 

 ginosi. Vaginae laxae, internodiis longiores , striatae , piloso- pubescenles , margine dense piloso- 

 ciliatae* Ligula loco series pilorum longorum. Folia graininea , vix duos pollices lohga, ^uasnue 



jt* * r. t ■^■- ^ 



lineaslata, plana, rigida, superne pilosa , inferne piloso - pubescenlia. Panicula \ix"'semiaUerum 

 pollicem longa, basi vagina suprema abscondita , erecla, simplex* Rhachis ejusdera ramis et ramulis 

 sen pedunculis acute Iriquelra , pubesceus. Locustae vix liueam longae , fuscescentf virides , obova- 

 tae, obtusae. Glumae pubescentes inaequales, inferior duplo brevior superiore, bVala, obtusa, tri- 

 nervia , superior paulo brevior flosculo hermaphrodite, obovala , obtusa ,8eplemnervia. Flosculus 

 neater bipaleaceus : palea inferior longitudine flosculi hermaphroditic conformis glumae superiori, ob- 

 tusa, septemuervia , pubescens , superior brevior , linearis , membranacea, diaphana, Flosculus her- 

 tnapbroditus ellipticus, utrinque oblusus : paleae slramineae, coriaceo -induratae, puncticulato-corra- 

 gatae, superior obtusa* 





PANICUM DIVARlCATtJM. t am. 



>^S/ "' » 



p. culmo ramosissimo , glabro, ramis jmiloribus pubescentibus, foliis lauceolatis, basi 

 inaequilateris nno latere rotumlatis, utriuque glabris, margine serrulato -scabris, pani- 

 cula subramosa, ramis tlivaricatis scabris, locustis subglobosis , glumis inafquaUl>us, 



