1 



V 



Tab. 



211 



STENOTAPHRUM madagascariense. 



Rhachi membranacea , ad originem spicularum sinuato-constricta 5 internodii 



t 



aliis hinc, aliis (alternis) inde in acumen productis^ spiculis per ternas vel quaterna 



dispositis 



Crescit in Madagascaria. "^. 



Culmus ramosus, procumbens, ad nodos radicibus filiformibus ramosis fibrillosis fuscis repens, 

 compr essus, striatus , glaber ; rami steriles bre ves j fertiles geniculato-adscendentes , 8-io-polli- 



, uninodes; nodo albido-sericeo. Folia linearia, apice rotundata, interdum subretusa. 



cares 



mucronulata, plana, striato-nervosa, nervis novem validioribus, medio subtus prominulo, 

 membranacea, subtus glabra, supra pilis mollibus conspersa^ tardlus glabrata, margine scabra, 

 3-3 I pollices longa, 3 3 lineas lata. Vaginae carinato-compressae , usqtie ad basim fissae, 

 membranaceae , strlatae, glabrae; inferiores um-velsesc[uIpollicares, solutaej summa blpollicaris, 

 ramum amplectens. Ligula valde abbreviata^ membranacea, glabra. Splcge in apice ramorum 

 solitariae, e summa vagina longe exsertae, erectae , rectiusculae , 2 ^ polllces longae, complanatae, 

 unilaterales ; rhachis complanata, membranacea, viridis, 1 J lineam lata, ad originem splcula- 

 rum sinuato-constricta, haud articulata, glabraj internodiis oblongls , externe convexis, interne 

 concavis, aliis hinc, aliis ( alternls ) inde in apicem ovato-acumlnatum liberum productis. Spi- 

 culae per ternas vel quaternas ad basim interiorem cujuslibet internodii fasciculato-congestae, 

 breviter pedicellatae , exterior cujuslibet fasclculi subsessilis, duas lineas longae, obllque ovato- 

 oblongae, acutatae, biflorae; flore inferiore masculo, superiore hermaphrodito, utroque blpa- 

 leaceo. Glumae duae, inaequales; Inferior ( externe spectans) ovato-elHptlca, aplce rotundata, 

 concava, uninervia, membranacea, spicula quadruplo brevior, glabra, aplce ciliolataj superior 

 spicula paulo brevior, ovato-elliptica , acutata, septemnervla , nervo medio superne carinato- 

 prominulo scabriusculo , nervis lateralibus aplce evanescentibus , membranacea , glabra. Flos 

 inferlor masculus , florem hermaphroditum paulo superans : Paleae duae ; inferior ovato-elliptlca , 

 acutata, quinq^uenervia , nervis tribus mediis prominentibus ^ dorso planiusculo-subbicarinata , 

 membranacea, glabra, apicem versus ciliata ibique dorso scabriuscula, paleam superiorem et 

 florem hermaphroditum amplectens j superior paulo brevior, ovato-oblonga, apice parumpro- 

 ducto obtuso, blnervia, concavo-subbicarinata, membranacea, glabra, apicem versus margine 

 moUiter ciliata, stamina amplectens. Squamulae duae, anticae^collaterales, externae, subcuneatae, 

 oblique truncatae, crassiusculo-membran aceae , glabrae. Stamina tria, hypogyna. Filamenta 

 glabra , hbera. Antherae lineari-oblongae , utrinque bifidae, fuscescentes, blloculares, glabrae, 

 vacuae (polline destltutae?}. Flos hermaphroditus gluma superiore paulo longior, ovato-oblongus, 

 acuminatus, externe convexus, inlerne planiusculus , albidus, laevis, glaber: Paleae duae; inferior 

 ovata, acutata vel acuminata, quinquenervia, concava, superiorem amplectens, subchartacea , 

 glabra; superior paulo brevior , ovata, binervia , dorso planluscula, marginibus inflexis ( superne 

 ciliatis) subbicarinata, subchartacea , glabra, apice puberula. S^amulae duae, anticae, coUate- 

 rales, exlernae, subdolabriformes, integrae, crassiusculo-membranaceae , glabrae, ovario paulo 



i5o 



