404 MONOCOTYLEDONEJE. ANDROPOGON. 
33. A. tuberculatus; spiculæ sessilis gluma I" dorso sine 
foveola, secus nervos tuberculato-scabra. 
Culmi 1,5 m. altioresve, robusti, multinodes, teretes, glaberrimi, 
striatuli, e nodis 2—3 superioribus paniculato-ramosi. Vaginæ glabræ, 
læves, nodis glabris. Ligula ovato-oblonga, acuta, 4—6 mm. longa, 
hyalina, demum fissa, lateribus in vaginam decurrentibus. Laminæ e 
basi angustata vaginâ angustiore elongato-lineares, setaceo-acumina- 
— tæ, ultra 40 em. longæ, 4—6 mm. lat: (innovationum multo angus- 
tiores), vernatione conduplicate, adultze plane v. basi laxe canalicu- 
late, rigide, suberectze, glaucs, glabre, utrinque marginibusque 
scabræ, costa media basi erassissima totam fere laminæ latitudinem 
occupante subtus obtuse carinata supra alba, nervis lateralibus in cos- 
tas validas valde approximatas prosilientibus. Panicula foliosa scopi- 
formis 20—35 em. longa, densiuscula, ramis 3—5"* filiformibus erectis 
subfastigiatis, primariis sepe ramulosis, reliquis simplicibus. Spathze 
proprie herbacez, lineari-acuminat®, tuberculato-scabre, racemi 
peduneulo filiformi recto tuberculato-scaberrimo demum = breviores. 
Racemi 2,5—3 cm. longi, subeompressi, gracilescentes, erecti, stricti, 
densiflori, pilosi, pallide virescentes et violaceo-suffusi; articuli pedi- 
cellique spieula sessili plus duplo breviores, marginibus villis albis 
mollibus aecrescentibus (summis articulo sesquilongioribus) ciliati. 
Spiculz sessiles 5 mm. long, lineari-lanceolat®, callo brevissimo 
breviter parceque barbulato : gluma I"* chartaceo-membranacea, fere 
a medio acutata, anguste truncata, integra, marginibus angustissime 
laxeque implicatis, dorso plana v. levissime suleata, 3-nervis, nervis 
infra apicem evanescentibus, ad nervos flexurasque tuberculis exaspe- 
rata, glabra; II^ P^ æquans, membranacea, lanceolata, acuta, 1- 
nervis, carina tuberculata, marginibus angustissime inflexis ciliolata ; 
Me P= æquans, linearis, acuta, enervis, marginibus implicatis, gla- 
bra; IV* in aristam 16—18 mm. longam abiens, columná castaneá 
quam subula breviore. Lodieule late euneate, euspidatm. Stamina 
(semper ?) 2, antheris 2 mm. longis. Spieule pedicellatæ maseulze, 
sessilibus ceterum simillimz? nisi muticæ et sine gluma IV*, antheris 
majoribus (3,5 mm. longis), gluma I™ manifestius nervosa, II ciliata. 
In Indie orient. Peninsula pr. Assirgar legit cl. O. Kuntze hane 
speciem eximiam. (Vidi in ipsius herb.). 
33". A Delavayi ; gluma I? efoveolata lævi. 
Culmi 40—120 cm. alti, graciles, erecti, teretes, multinodes, præ- - 
ter internodia summa eiliata glaberrimi, estriati, e nodis superioribus 
