1873.] S. KuYz—New Burmese Plants. 251 



appresse-albido puberulis ; turionum vaginae magnse, appresse argente-osetu- 

 losoe, ore subtruncatae ; lamina imperfecta extus appresse sericeo-setulosa, basi 

 in auriculas falcato-oblongas setoso-fimbriatas decurrens ; folia lineari-lan- 

 ceolata, basi truncata ssepius subobliqua, breviter (1 lin.) petiolata (superiora 

 u bsessilia), 4 — 8 poll, longa, | — 1 poll, lata, acuminata, subtus scabride 

 hirtula, marginibus scabra, nervis utrinque 5 — 7 ; vaginae glabra) ? (vero- 

 similiter juniores hirsutse), ore baud productae et auricula incrassata longe 

 (pilis 2 — 4 lin. longis) fimbriata terminatae ; spiculae, etc. ignota. — Pegu. — 

 ex affinitate B. strictce. 



298. GiGANTOCHLOA (Oxttenantheea) macrostachta, nov. sp. 

 Arborea, 30 — 50-pedalis, csespitosa, culmis brach. crassis ; turionum 



vaginaR brevissimae, 5 — 8 poll, longae, dense appresse nigrescenti-setosae ; 

 lamina imperfecta in auriculas magnas undulatas rotundato-terminatas fusco- 

 fimbriatas decurrens ; lingula angustissima, integra v. obsolete dentata ; 

 folia lanceolata, basi obtusa v. subrotundata, breviter (1 lin.) petiolata, 5 — 7 

 poll, longa, ^ — f poll, lata v. latiora, acuminatissima, marginibus retrorse 

 scabra, subtus albida et molliter puberula ; vaginae patenti-hirsutae, glabres- 

 centes, uno latere oris paulum producti minute auricuJatae et parce sed longe 

 (2 — 3 lin.) fimbriatae ; lingula inconspicua ; spiculae sessiles (raro una alte- 

 rave pedunculata), 1^ — 2 poll, longae, lineares, compressiusculae, 6 — 7-florae, 

 strietae v. raro curvulae, subulato-acuminatae, laxe glomeratae, interrupte 

 spicatae et sensim paniculam amplam radicalem efficientes ; valvulae exterior- 

 es omnes rigide nigrescenti-fimbriatae, inferiores 3 v. 4 abbreviatae et vacuae, 

 superiores 3 hermaphroditae ; valvula exterior fl. herm. lineari-lanceolata, 

 convoluta, subulato-acuminata ; valvula interior anguste navicularis, praeser- 

 tim sursum secus angulos dorsi deplanati atropurpureo-ciliata, apice vix 

 bifida ; antherse purpureas, aristato-acuminatae ; ovarium cum stylo simplici 

 longo liirsutum ; stigma album. — Martahan, Tenasserim. — Genus Oxytenan- 

 tliera, Munro (excepta O. Thwaitesii) nulla nota difFert a Gigantochloa nisi 

 caryopside elongata ; valvula interior in omnibus speciebus a me examinatis 

 deplanata et bicarinata evadit. GigantocJdocB genus valde artificiale et 

 filamentis connatis vix ac ne vix a Bamlusd differt. Habitus et spicularum 

 structura in generibus Bamhusa et Gigantocliloa simili modo variat et species 

 ex habitu arctissime affines, e. g. B. jpolymorjpha et Gigantochloa as^era 

 spiculis omnino inter se differunt. 



299. Melocanna uumilis, nov. sp. 



Fruticosa, caespitosa, 8 — 15-20 pedalis, culmis i — 1 poll, crassis ; turio- 

 'num vaginae glabrae ? brevissimae, ore sinuato valde producto rotundatao et 

 ampliatae ; lamina imperfecta linearis, erecta, basi in margiuem polito-viri- 

 •dem angustum decurrens ; lingula angustissima, integra ; folia lanceolata ad 

 -lineari-lanceolata, basi obtusa, petiolo 2 — 3 lin. longo suffulta, subulato-acu- 

 minata, 4 — G poll, longa \ — 1 poll, lata, secus marginem altcrum scaberriiua 

 33 



