119 
compressiusculus, superne teretiusculus, glaber, ad 46 Ctm. 
longus, basi vagina stråminea aphylla in apicem excur- 
rente 12—20 Ctm. longa instruetus. Spica 1 Ctm. longa, 
1/9—?/3 Ctm. lata, ovata bracteis 4 exterioribus sterilibus 
longissimis, late lanceolatis, acuminatis, dorso  obtuse 
carinatis margine membranaceo integro piloso.  Bracteae 
flores stipantes fusco-castaneae, margine lato membranaceo 
hyalino integro superne albo-ciliato-crispato pilis tenuis- 
simis hyalinis, dorso praesertim versus apicem carinatæ, 
mucronatæ, area fusca oblongo-acuminata magna, punctu- 
lata, medio linea nitida carinatim prominente praedita, 
instructae.  Sepala lateralia bracteas superantia, inae- 
quilatera, postice 1/3 connata, carinata, dorso crispata, 
alis stramineis hyalinis integris, obtusa, castanea, nitida, 
8—9 Mm. longa. Flores et fructus non vidi. 
Minas Geraés. 
Glaziou Nr. 19951. 
5) X. trichocephala sp. nov. : . 
Folia plaåna, linearia, ad 12 Ctm. longa, 2—3 Mm. lata, 
evidenter disticha, striata, versus apicem sensim acumi- 
natum longe denseque ciliata, demum calvescentia, 7/> com- 
plicata, basis complicationis longissime ciliata pilis albo- 
flavescentibus sericeis mollibus. Scapus basi vagina brevi- 
laminata striata ad 10 Ctm. longa instructus, 30 Ctm. 
longus, compressiusculus, angulis præsertim Versus apicem 
pilosis. ; 
Spica 8 Mm. longå, 5 Mm. lata, albo-pilosa, oblonga. 
Bracteae exteriores 4 steriles, quarum duae extimae 
longiores, acuminatae, complicatae, fuscae. Braeteae flores 
stipantes minores, ovato-lanceolatae, longe ciliatae, area 
dorsali longa brunnea lineari medio barbata  notatae, 
… margine integrae.  Sepala lateralia aequilatera, margine 
"longe albo-ciliato, dorso versus apicem barbata.… 
