288 T R I N I u s, 



V. sp. Guin. 



Cu/mus 3 — ^^P^^^^li^i 5-nodis, suhi-amosus. ^a ginae glahrac. Li'"ula 

 brevisslma, ciliaris. Folia angusta, carinato-compressa, glabra, basln vcrsus 

 marglne cillata: culmea inferiora pedalia, superiora breviora. Panicula (in 

 specimlne nostro) basl vaglna involucrata , fere (lodranlalls, laxa, subsecunda. 

 Axis pertenuis cura radils vcrtlclllatls filiformlhus simpllcibus apice spiclferis 

 glaber. Spicae laxluscule florlferae: inferiores cum radll parto inferlorl anan- 

 tha non prorsus tripolllcares, superlores breviores. ^rticiili ^erlenues, glabri, 

 lineas tres fere excedentes. Spicula inferior sessllls, barba brevl fulva slipata, 

 angusto-lanceolata, 3-IInealIs. Gluma Inferlor tenui- y-nervls, subaclculato- 

 acuta , aplcem vcrsus pllis raris brevissinils adspersa ; superlor aequllonga , ca- 

 rlnato-compressa, ad carlnam superne pllis allquot longlusculis ct dlstanllhus 

 ciliata , infra aplcem exserens selam ipslus longlludlne, reflexam. Perlanthlum 

 inversum, hyallnum, glumis paulo Inevlus: valvula neutra angusta, subllnea- 

 rls, marglnibus fimhrlata; hermaphrodlta angustlssima, excurrens in aristam 

 polllce paulo breviorem, inferne tortam et spadicescentem , medlo genlculatam, 

 superne flexuosulam. Spiculae superioris, masculae, angusto-Ianceolatae, fcre 

 4-IIneaIIs, pedlcellus articulo slmllls, sed paulo brevior. Gluma inferior 5- 

 ncrvis , anlce excurrens In setam ipsa brevlorem , flexuosulam ; superior 3-ncr- 

 vls, brevlsslme aciculata. Valvulae 2, lanceolalo-llneares, glumls brevlores. 

 Andropogon laxus TVilld. Radlis panlculae laxae blnis , Inferne nudls , inferlorlbus 

 compositis; Artlculls pedlcelloque spiculae masculae nudiusculae pllosls: pllls 

 iisdem brevlorlbus; Arista spicula sua pubesccnte (aplce nudluscula) bis lon- 

 glorl; Culml nodls glabrls, folils sublanceolato-lincanbus, marglne hlspldls. 



Andropogon laxus. P».. et S. II. p, 8i3. et Mant. II. p. 448' ^ub Andr. serralo. 

 V. c. 



Olfs. An Idem slt cum A. serrato Thbg., ex hujus descrlpllone non evlnci polesl. 



Andropogon slipoides HbKth. Radils panlculae subllnearl - lanceolatae soHtarils 1. 



(pseudo-) binis temisve, inferioribns plerumque a basl decomposltis; Artlcu- 



