666 MONOCOTYLEDONEJE. THEMEDA. 
Culmi suberecti v. e basi decumbente geniculato-ascendentes, 15— 
50 em. alti, graciles, subcompressi, estriati, plerumque a basi flori- 
fero-ramosi. Vagine glaberrimze, superiores floriferze laminas capitula 
excedentes ferentes. Ligula circ. 2 mm. longa, rotundata, membra- 
nacea, glabra. Lamin& e basi a vagina vix distineta lineares, superne 
vix angustiores, acutæ, 6—10 em. longe, 3—4 mm. late, flaecidze, 
patule, virides, glabre, subtus leves, supra scaberule, margine 
scabra. Paniculz dimidium usque ad totum culmum oceupantis apice 
subnutantis rami 2*— 3", inferiores longiuseuli basi nudi, apice glo- 
merato-ramulosi, superiores brevissimi, racemos 5—10 capitulato- 
glomeratos ferentes, capitulis semiglobosis, magnitudine nucis avella- 
narie. Spaths proprie 1,5 em. longs, e basi lanceolata sensim 
subulato-acuminatæ, dorso herbaceo-virides, excepta basi barbata 
glabr&, racemos duplo superantes. Racemi parvuli (7 mm. longi); 
spicula involuerantes lanceolat®, acute : gluma I"*^ marginibus 
anguste carinato-implicata, carina altera scarioso-marginata, in '/ 
superiore alterius v. utriusque carinz setas rigidas patentes ferens, 
ceterum glaberrima, 7—9- nervis; III: '/, brevior, oblonga, obtusa ; 
reliqua nulla. Spiculæ pedicellat® anguste lineari-lanceolatze, glabr&, 
gluma I"* non scarioso-marginata, 5-nervis, II“ brevior, 1-nervis, 
reliqua 0. Spieula 8 eum callo 1 mm. longo obeonieo obtusiusculo basi 
circumcirca rufobarbato (barba spicula 4-plo breviori) 5 mm. longa ; 
gluma I» apice scarioso subattenuato truncata, obsolete nervosa; 
II“ carina strigulosa ; II integra, acutiuseula ; IV** arista 4 cm. 
longa. 
Tenasserim et ins. Andamanes (Helfer in herb. Comp. Ind. or. n. 
6809). 
$ 2. Spiculæ involucrantes in paria duo alterna, internodolio 0,5— 
0,8 mm. longo separata disposite, plerumque 4-glumes. Lamin& 
vernatione convolutz, adults planz, costa media inferne crassa v. 
 crassiuseula pluri—multinervi supra plus minus late-albolineata, 
intus medullosa. Spicule 8 in singulis racemis singulze—terns. — 
Spec. nr. 5—8, quarum prior inter $ 1 et 2 quasi intermedia. 
A. Spicule 8 gluma I"* callo brevissimo obtuso v. obtusiusculo basi tantum 
barbato instructa, dorso glabra v. pube parca brevi albida non detergibili 
vestita; spicule involucrantes omnes persistentes. — Laminse e basi sub- 
angustata cum vagina eå latiore fere confluente lineares, sursum atte- . 
nuatz, sensim setaceo-acuminatm rigide, erectz, costa media acute —— 
