Tab. i8. 



PANIGUM 



HOLOSERICEUM 



exteriore 



L 



Spicis distinctis^ rhachi villosa^ spiculis sericeis^ glumis acuminatis, 

 paleaque aristata floris neutrius juxta apicem argenteo - barbatis^ culmo foliisque 

 villosis^ undulatis , margine denticulatis Brown, 



Panicum holosericeum Brown. Prod. l.p. igo. 



Crescit in Nova Hollandia, intra tropicum 



w 



Radix ramosa^ ramis filiformibus. Culmi simplices, erecti^ pedales et altiores, foliall, supei 

 nudi, sulcati et molllter piloso-pubescentes. 



Nodl barb 



FoIIa alterna, subdlstlcha, llnear 



1 



lanceolala, angustato-acutata, plana, subtus sulcato-strlata, 5-nervIa, utrlnque praesertlm interne 

 pllispaucls mollibus conspersa^ marglne scabrluscula, subundulato-crenulata , cillata, membra- 

 nacea, i-| pollicem longa. Vaglna? strlatx, molllter pilosae, ore barbatae, Internodlls parum 



brevlores , semlpolKcares ; termlnalis 2-2^ poll 



Splca3 B-y, ad aplcem culml in racemum 



i^ 



2-polIIcarem dlsposltce, alternae, adpressae; inferlores e spiculis 3-4, superlores e splculls 



2-1 



composltae; rhachls molllter pUoso-pubescens. Splculae brevlter pedlcellatse , subsecundEe 

 blflorae , cum pediceUo artlculatae \ pedlceUo molUter piloso j flos Inferlus blpaleaceus , neuter 

 superlor hermaphroditus. Glumae duae, herbaceae, acuminato-subulata?, concavae, Inaequales 



inferior \ brevior , subrotundo-ovata , unl-nervla , externe pllis argenteo-albls de 



sericea , 



medio versus nervum pubescens j superlor-lrlnervla, externe pllis argenteo-albls sericea, aplcem 

 versus pIUs longlsslmis paleam superantlbus barbata. Flos sterlHs : Paleae duaej inferlor glumae 

 superiori slmlUs eamque parum superans, elllptlca, acumlnato-arlstata, concava, qtiinque- 

 nervla, herbacea, superne pIUs longls albls serlcels barbata, Inferne piUs rarls conspersa, ad nervum 

 medlum inflexo-excavata , marglnibus paleam superlorem et florem hermaphrodilum amplec- 

 tens^ arlsta scabra, contlnua, recta, palea brevior; palea superlor paulo brevior, oblonga, 

 apice emarglnato-bldentata , blcarlnata, blnervla, membranacea, diaphana, glabra. Squamulae 

 et stamlna nuUa. Flos hermaphrodltus basl artlculatus, flore sterlU paulo brevlor : Paleae duae. 



coriaceae, subaequales, ovato-subrotundae, concavae 



, subglabrae, stramlneo-flavidae, externe 

 tuberculato-strlatulae j inferior acuto-mucronata, aplce pUosIuscula, qulnquenervla , superiorem 

 arcte amplectens; superlor vix brevlor, acuta, dorso biangulata, marglnibus membranaceis 

 Inflexls. Squamulae duae , coUaterales , subdolabriformes , carnoso - membranaceae , albidae. 



Filamenta trla , hypogyna , perslstentla , elongata , Uneari-capIUacea , glabra. Antherae 



Ovarlujn obUque ovatum, glabrum. StyU duo, elongati, glabrl. Stigmata decidua. Fructus mihi 



■ 



ignotus. 



Je dois a M. Brown les echantUlons d'apres lesquels ont ete faits la description et le dessin de 

 tte plante. 



54 



