386 ; MONOCOTYLEDONEJE. ANDROPOGON. 
xx Spiculæ sessilis gluma IV* ad 3/4 v. fere ad basin usque fissa; IMI incolor. — Spiculæ Zee semper 
tabescentes, pusillæ, uniglumes. Folia glabra. Laminz acutiuscule, acute v. subacuınina 
21. A. consanguineus (Kunth Enum. 1, p. 494); racemis 
4—5 cm. longis in racemum foliatum subsimplieem v. rarissime sub- 
compositum haud fastigiatum dispositis; spiculis 8 6—9 mm. longis, 
articulum sequantibus, gluma I" lineari-subulata levi, callo barbu- 
lato; foliorum ligula 1,5—2 mm. longa, obtusa. — Schizachyrium 
intermedium Nees! Agrost. bras. p. 334; Androp. dissitiflorus Trin. 
l. e. ex p. quoad Schizach. interm. Nees; A. condensatus cordobensis 
Griseb. Pl. Lorentz. nr. 818. 
Culmi graciles, 15—40 cm. alti, fere a basi v. saltem infra medium 
florifero-ramosi; rami solitarii v. raro 2—3", primarii 1—3-nodes, 
subelongati, erecti, simplices v. ramulis secundariis solitariis—ternis 
aucti. Laminz vix ultra 10 cm. longe, 1,5—2 mm. latze, margine 
scabr&, ceterum leves v. scaberulze. Spathe proprie 4 cm. longe, 
strietze, acutze v. mucronatze, pedunculum glabrum demum sequantes 
v. superantes, in lateralibus eo sæpius breviores. Racemi laxissimi, 
6—8-articulati, basi spe vaginati, rhacheos leviter undulatæ articuli 
spiculam sessilem :zquantes, clavati, apice cire. 0,8 mm. lati, ab 
1}, inferiore laxe aecrescendo-ciliati, ciliis summis articulo triplo bre- 
vioribus, ima basi brevissime barbati, appendice trilobulato. Spiculæ 
sessiles lineari-subulatz, rufescentes; gluma I" chartaceo-membra- 
nacea, longe acutata, bisetosa, preter nervos carinales scabros 
tenuiter 2—3-nervis, dorso plana, glaberrima, callo pilis brevissimis 
stipato ; II“ subulato-lanceolata, acuminata v. breviter setigera, carina 
scaberrima, margine glabra; III: primä '/, brevior, oblonga, enervis, 
cum IV: ad basin fere fissa glabra; arista 16—18 mm. longa, columná 
quam subula basi torta paullo breviore, e glumis subexsertá ; palea 0. 
. Stamina 2 v. 3, inter hæc 1 magis quam reliqua evolutum. Pedicelli 
articulos subzequantes, iis simillimi nisi tenuiores, fere a basi ciliati, 
suberecti; spicule tabescentis 2,5—3 mm. longæ, subulatze, erectae 
gluma I" 3-nervis, bidentata, dente altero brevi, altero in aristam 
spiculam æquantem v. superantem exeurrente. 
a, genuinus (Hack. in Mart. et Eichl. Fl. bras. vol. 2, pars 3, 
p. 298); rhachi leviter undulata v. rectiuseula, spiculæ sessilis 9 mm. 
long: gluma I"* in setulas 2 conspieuas excurrente, II** mucronato- 
acuminata. — Culmi 30—40 em. alti. 
Brasilia austro-orient. (Sello); Montevideo (Arechavaleta in h. m., 
