158 FESTUCACE.E. 
149. STREPTOGYNA Bzwvv. 
Spiculee triflore (5-5-flora» ex Beauv.), flore terminali tabescente. Glumze du, 
subcoriacec, acutate, involute; inferior dimidio brevior. Pales duc, coriaces; 
inferior involuta , tereti-compressiuscula, 7-nervia, apice aristata; superior longi- 
tudine inferioris, lineari-lanceolata, involuta, compressiusculo-teres, dorso bicari- 
nata, apice bifida. Squamula tres, lanceolate, acutate , membranacec, glabro. 
Stamina... Ovarium glabrum (apice barbatum, teste Beauv.), lineare, compres- 
siusculum, apice in stylum attenuatum. Stylus terminalis, elongatus, trifidus 
( 2-5-fidus, ex Beauv.). Stigmata filiformia, longissima, leviuscula ( retrorsum spi- 
nulosa, teste Beauv. ), spiraliter torta. Caryopsis.... 
. Culmi erecti, simplices. l'olia plana. Spicule breviter pedicellata , racemosae. 
SPECIES : 
1. Streptogyna crinita Beauv. — Carolina , Guiana. 
150. CHUSQUEA TED. ET Kuwrn. 
Spicule triflore; flores disticho-imbricati; duo inferiores unipaleacei, neutri; 
terminalis bipaleaceus, hermaphroditus. Glume dus, parve, membranacee, ca- 
rinato-concave,, mutica. l'lores neutri palec inferiori floris fertilis simillimi; her- 
maphroditus: pales dus, membranacee, subeequales; inferior subcarinato-concava, 
acuto-mucronata; superior parinervia, dorso superne sulcato-subbicarinata , emar- 
ginato-bifida. Squamule tres, integre, glabree vel apice ciliatee, tertia minor. Sta- 
mina tria. Ovarium glabrum. Styli duo, terminales, breves. Stigmata interne plu- 
mosa, pilis ramosis. Caryopsis linearoblonga, embryoni contrarie compressa, 
glabra, libera. 
Gramina altissima per truncos arborum adscendentia, ramosissima; ramis pen- 
dentibus, fasciculatis. F'olia brevissime petiolata, plana. Panicule terminales, ra- 
mose, diffuse. Spicule pedicellatz. 
SPECIES : 
1. Chusquea scandens .Kunth. Syn. ( Nastus Chusque Humb. et Kunth. ) — Nova Granata , 
Quito. 
2. Chusquea Quila. ( Arundo Quila Poir. , excl. Syn. ) — Chili. 
3. Chusquea Gaudichaudii. — Rio Janeiro. 
