398 . MONOCOTYLEDONEJE. ELIONURUS, 
næ, rigide, patentes, subtus przter nervum medium scabrum leves, 
supra margineque seaberrimze, nervis primariis utrinque 4—5 cum 
secundariis inter illos singulis subtus prominentibus. Racemi 7—9 cm. 
longi, crassi, stricti, pedunculo longo scaberulo fulti, livide pilosi ; 
rhacheos subundulatz articuli spicula sessili '/, breviores, erassiuseuli, 
compressi, dorso strigulosi, facie glabri, margine exteriore crasso 
pilis raris ipsis 2—3-plo brevioribus barbati, altero glabri, disjuncti 
apice cicatricem obliquissimam oblongam antice dente prominulo 
munitam exhibentes. Spiculæ sessiles cum callo obovato obtusiuseulo 
1,5 mm. longo hirsuto 6—8 mm. longs, laneeolatz v. elliptico-lan- 
ceolatæ : gluma I™ chartacea, acuta, carinis totoque dorso pilis luri- 
dis v. canescentibus patentibus gluma 4-plo brevioribus dense hirsuta, 
5-nervis; II^ prope carinam hirtula; II oblonga, obtusiuscula, ut 
IV: violaceo-maculata. Spiculæ pedicellate g 5—6 mm. long&, sessi- 
libus simillima. 
Paraguay in campis ad Caaguaza (Balansa 294) et in Cordill. de 
Peribebuy (294°), hzc ultimus subvarietatem spiculis canescenti- 
hirsutis minoribus elliptico-lanceolatis exhibens. 
C. Innovationes omnes intravaginales, elongate, basi sine squamis aphyllis. 
Vagin® culmez medis internodiis breviores. Laminæ setacese v. filifor- 
mes, semper complicatz (etiam aqua emollitz), apice plerumque acutis- 
ims. — Culmi sepissime simplices, raro ramo florifero aucti, graciles. 
Vagin® glaberrimse v. ore ciliat®. Ligula brevissima, truncata, dense 
ciliolata, fere in seriem ciliorum soluta. Lamine erect®, virides, intus 
puberul&®. Racemi crassiusculi v. crassi, plus minus pedunculati; articuli. 
dorso villosuli, marginibus (altero longius) dense accrescendo-villosi, 
villis albis, summi tic q gis v. paullo brevioribus. Spieule 
æ 
sessilis gluma I** herbaceo-chartacea, callo obovato 1—1,5 mm. longo 
dense barbato (pilis ipsum superantibus), dorso villosa v. rarissime gla- 
brescens, gluma IIe Idam subzequans, lineari-lanceolata, acuta; IV* ei 
similis, sed paullo brevior, 1-nervis. Pedicelli articulos sequantes. Spiculze 
pedicellatz sessilibus paullo breviores, gluma Im® integra (n. 9—12). 
9. E. eandidus (Hack. in Mart. et Eichl. Fl. bras. 2, pars. 3, 
p. 306); culmo glaberrimo ; laminis setaceis sensim tenuissime acumi- 
natis, praeter basin fimbriatam extus glabris, spieulz sessilis gluma 
I"* anguste lanceolata integra v. brevissime bidentula carinis Æq 
ter villosa. — E. ciliaris Nees! Agrost. bras. p. 356 non Kunth; 
Andropogon candidus Trin. ! in Mém. Ac. Petersb. ser. 6, vol. 2, 
p- 260 ; Lycurus muticus Spreng. Cur. post. p. 32 (ex Trin.). 
Culmi 50—70 em. alti, plurinodes, subcompressi, superne nudi, 
