164 . MONOCOTYLEDONER. POLLINIA. 
cem a culmo removeant, nodisque glaberrimæ, internodiis breviores. 
Ligula 1 mm. longa, truncata, membranacea, minutissime ciliolata. 
Laminæ sensim acutatæ (nec setaceo-acuminatæ), 8—14 cm. longæ, 
1,5—3 mm. latæ, summa brevis, rìgidissimæ, erectæ, subtus læves, 
virides, supra scabræ, glaucescentes, excepta basi fimbriata glabræ, 
margine (siccando involuto) scabræ, nervis lateralibus quam in præce- 
dente confertioribus, validioribus. Racemi bini, erecti, sibi appliciti, 
crassi, 4—5 em. longi, densissimi, violascentes et dense argenteo-pi- 
losi; articuli pedicellique spicula duplo breviores, lineari filiformes, 
non solum marginibus, sed toto dorso pilis sericeis acerescentibus, 
(summis articulo '/,—2-plo brevioribus) densissime tecti. Spiculæ cum 
callo 0,8 mm. longo basi postice longe barbato 6 mm. longæ, lineari- 
lanceolatæ, basi atroviolaceæ, superius spadiceæ ; gluma I": ad apicem 
usque eoriaceo-chartacea, acuta, carinis a basi ad apicem fere dense 
biseriatimque albo-eiliatis, ees infra apicem in setulas mutatis, dorso 
depresso glabr: ] CT Men) coriaceo-chartacea, 
acutiuscula, carina inferne pilosa, sug bra, ad margines superne 
involutos hyalinos ciliolata ; III’ membranacea, rufescens, lineari-lan- 
ceolata, acuta, sepe mucronata, marginibus involutis glabra, obsolete 
2-nervis; IV* quam II? paullo brevior, linearis, in lacinias lanceolato- 
acuminatas fissa, glabra ; arista 10 mm. longa minus gracilis, columnä 
eastanea quam subula basi torta sensim pallidior 3-plo breviore; palea 
gluma sua 4-plo brevior, ovata, ciliolata. Spieule pedicellat® sessiles 
æquantes. 
In Ceylon prope Newara Ellia, Thwaites 949 (« Poll. tristachya forma 
-spiculis majoribus »). 
11. P. fimbriata; annua; arist: columna secus spiras ciliata, 
longe exserta, subulam subsuperante. 
Culmi 40—60 cm. alti, graeiles, 3—4-nodes, teretes, glaberrimi, e 
nodis 1—2 superioribus ramos floriferos breves solitarios simplices 
edentes, raro simplices. Vaginæ teretes, arctæ, nodisque glaberrimze, 
internodiis 2—4-plo breviores. Ligula margo angustissimus membra- 
naceus eiliolatus. Lamin® setaceo-acuminatze, 8—15 em. long, 1,5— 
3 mm. latæ, summa brevis, angustissima, flaccidule, virides, subtus 
glaberrimze, supra secus nervos laxe pilos:e, prope basin longe dense- 
que fimbriato-barbatz, margine scabrz, nervis lateralibus primariis 
utrinque 2—3 prominentibus, secundariis inter illos erebris obsoletis 
reurse. Racemi bini, erecti, interdum vagina summa obvoluti v. 
fulti, 2—3 em. longi, erassiuseuli, densi, spadicei, albo-sericeo-pilosi ; 
