GRAMINÉES. 209 
tentes 2, muticæ, obtusæ v. acutiusculæ subenerves. Glumellæ in 
flore quoque 2 : extima glumis major concava mutica ; intima autem 
paulo brevior, 2-nervis. Stamina 2, 3; antheris sæpe breviusculis. 
Siyli breves distincti, apice plumosi. Fructus ovoideo-oblongus, 
gumellis laxe inclusus at liber. — Herbæ tenues debiles, cæspitosæ 
v. decumbentes; foliis planis, nunc angustissimis; inflorescentia 
angusta spiciformi v. latiore effusa; ramulis brevibus sæpius paucis; 
spieulis sæpe breviter pedicellatis ; rhachilla sub floribus articulata. 
(Asia austro-or., Australia or. trop.) 
17. Zenkeria TRIN.? — Flores (fere Airæ) in spicula 2, herma- 
phroditi æquales. Glumæ 2, membranaceæ carinalæ acutæ muticæ 
nequales. Glumellæ 2, plerumque paulo longiores, nunc breviores: 
exlima acuminata subaristata v. obtusa, carinata et utrinque tenuiter 
v. obscure 2, 3-nervis; intima subæqualis prominenti-2-carinala ; 
carinis piloso-ciliatis. Stamina 3 cæteraque Aire. — Herbæ perennes 
datiuseulæ; foliis elongatis planis v. convolulis; panicula varie 
oblonga, pyramidali v. effusa; spieulis in ramulis paniculæ ; 
fhachilla brevi supra glumas articulata pilosa nec ultra flores pro- 
ducta. (India®.) 
18. Eriachne R. Br. — Flores in spicula 2, subæquales, sæpius 
hermaphroditi. Glumæ 9, carinatæ acutæ, œ-nerves, sub arlicula- 
‘one persistentes. Glumellæ 2, demum rigescentes: extima mutica 
\: apice tenuiter aristata, dorso v. marginibus ciliata paucinervis ; 
ma autem plana, fere ad margines 2-nervis, apice 2-aristata 
? ?dentata. Stamina 3. Styli distincti, breves v. elongali, apice 
ae plumosi. Fructus a dorso compressus, inelusus at liber. — 
M L È sæpius perennes .cæspilosæ ; loliis planis angustis 
Rise convolutis ; panicula terminali, densa latiuscula v. angusiA 
rhachillà sæpius effusa ; spiculis ad ramulos laxe v. dense affixis ; 
à Supra glumas articulata, ultra flores haud producta. (4si4, 
Africa et Oceania trop.) 
1,5 
Beyru y TV: Enum. pl. Zeyl., 313. — 4. Prodr., 183. —K., Rev. Gram., L. 63, 64. 
n is  Gustral., VII, 695. — Enoc., Gen.; n. 869. — B. H., Gen., NI, 
I, TT tte X1,150,t. 3, — B.H., Gen, 1155, n. 146. — HACK. Pflansenfam., 53, 
Srecb, $ a 8. — Amphidonax N , ex fig. 58. — Achneria PAL.-BEAUV., Agrost., 
Lind ‘hr * Pl. glum., 1, 197 (part., nec in 72, — Megalachne Tuw., En. pl. Zeyl., 372 
à, nie k (non STEUD.). ; 
ja era Journ. Linn. Soc., XIX, 5. Spec. ad 20. Av. BR., in Duperr. Voy. Coq. 
En. pl. Zeyl., 310 (Amphidonax).  Bot., 1. 3. — Benru., FI. austral., VIL, 626. 
