f 



Tab. 



197 



ANDROPOGON tener. 



- ' 



Culm 



filiformibus 



uperne ramosis, n 



odis, vaginis foliisque glabris, anguste 



linearibus^ planis, rigidis^ spicissolita 



♦ ♦ 



> 



gracilibus ^ articulis rhachis glabris ^ ba 



barbatis^ pedicello spiculse steril 

 gluma inferiore 



glabro 



^ 



apice 



barbato 



? 



sp 



1 



culae 



1 



ferti 



13 



apice 



bidentata, dorso 



planiuscul 



> 



L 



ptem 



? 



scabra. ba 



barbatula; superiore carinato-concava, trinervia 5 flore hermaphrodito bipalea 

 palea inferiore bifida, ciliata^ arista scabra, inferne torta, spicula triplo longi( 

 Schizachyrium tenerum Nees ab Esenbeck^ ^grostogr. p, -33 6. 



Crescit in Brasilia meridionalii ip 



T , 



Radix fibrosa; fibris filiformibus , flexuosis, fiiscls, glabrls. Culmi caespitosi, er^cti?, g 



> 



filiformes , inferne simplices , superne ramis 



multinodes , compressiusculo 



> 



laeves, nitiduli, stramineo-flavidi , glabri, subsesquipedales ; nodis imberbibus, fuscis. Folia 



guste linearia , apice angustato-acutata , pl 



rlgida 



striato-nervosa , nervo medio valido 



subtus prominente , glabra, 3-4-pollicaria , | lineae lata; summa abbreviata, subulata; in cul- 

 mis abbrevlatis sterilibus elongata, 6-8-pollicaria, compllcata, versusbasim piloso-ciliata. Yagina 

 usque ad basim fissae, teretes, dorso carinatae, sulcato-striatae, glabrae; inferiores internodios supe 

 rantes; superiores iis breviores. Ligula abbreviata, rotundata, membranacea, obsolete ciliolata 

 Spicae in apice culmorum et ramorum solitariae , graclles, erectae, strictge , articulatoe, bipollica 



terminales e summa 



g 



long 



exsertae, axillares, inferne vagina subspathaeformi 



volutae; articulis sesquilineam longis , teretiusculis, externe convexis, interne canaliculatis, aplce 

 oblique truncatis et excavalis, inferne attenuatis , glabris , stramineo-flavidis , superne purpuras- 



itis. Spiculae geminae, altera sessilis, fertilis, altera pedicellata, sterilis 



centibus, basi barb 



} 



terminales ternae, duae laterales pedicell 



steriles 



media sessilis . fertilis 



ferlllis artlculo 



longior, oblonga, acuminata 



Spicula 

 planiuscula, interne convexa, biflora: 



flore inferiore unipaleaceo, neutro, mutico; superiore bipaleaceo, hermaphrodito , aristato. 



Glumae duae; inferior ( 



obllque oblonga , acuminata 



cea 



> 



ptemnervia 



dorso 



usculo 



an 



ul 



, apice 

 marginibus inflexl 



bide 



coria 



membranaceis 



guti 



> 



sermlato-scab 



barb 



flavida, superne scabriuscula et paUide purpurascens 



> 



gluma superior paulo long 



oblong 



cula 



trinervia, carinato 



concava, membranacea, ciliolata, superne scabriuscula , carina serrulato-scabra. FIos neuter 

 palea gluma inferiore paulo brevior, oblonga, obtusa, binervia, hyalino-membranacea, ciliata 

 glabra, concava, in splcula nondum aperta florem hermaphroditum involvens. Palea superior e 

 genltalia nuUa. Flos hermaphroditus : paleae valde inaequales, tenuissime membranaceae, hyalinae 

 inferior aristata , uninerVia, flore neutro 1 brevior, usque ad medium bifida, ciliata, lacinii 

 lanceolatis 5 arista scabra, medio geniculata, infra genu spiraliter torta et fusca, supra genu recta 



y 



flavida, 4 » lineas long 



pale 



a 



quadruplo longior, cum ejus nervo medio 



h 



pale 



superlor parva, oblonga, acumlnata, enervia, glabra, squamulas duplo superans. Squamulae 

 duae, late dolabriformes, integrae, carnosae, glabrae, ovario breviores. Stamina tria, subaequalia. 



