Poa tatarica kb. Gorenk. ! 
V. spp. Cauc. Pers. 
Eragrostis Tricuspis. Vaniculae (Jubae) patulae L. patentis radus solitariis binisve, 
superne compositis, axillis subbarbatis; Spiculis pl. min. brevi-(adpresso) pedi- 
cellatis, lineari-ellipticis, sub- 7-floris; Flosculis elliptico-lanceolatis, tricus- 
pidaus, distincte nervosis, basi, dorso nervisque pilosis: valv. sup. param bre- 
viori, superne brevissime serrulata; Folis compressis; Ligula ciliari, barbulata. 
Tridens quinquefida R. et $. UN. p. 599. 
Poa guinquefida Pursh. 
Poa seslerioides Mchz. 
Poa arundinacena Poir. 
Triodia cuprea Jcq. 
Tricuspis caroliniana Pal. 
VF'indsoria poaeformis Nutt. 
V. spp. Am. bor. 
Eragroslis Calotheca. Vaniculae laxae, nutants radns bimis termisve, pl. min. longe 
supra basin (subracemoso-) compositis, axillis nudis; Spiculis aliis pedicello 
paulo brevioribus, alüs longioribus, subadpressis, ovatis, sub- 5-floris (sub 
anthesi subrotundo-squarrosis) ; Flosculis lato-ovatis, mucronato-acutis, sub- 
_obsolete nervosis: valv. sup. tertiam partem breviort, pubescendo -serrulat ; 
Folus subinvolutis, rigidiusculis, sursum asperis; Ligula membranacea, ex- 
serta, eberbi. 
V. spp. Bras. (Ste Paulo, in fraticetis humidis prope Jundiahy.) 
Habitu et ligula Brizae affinis, tamen ob perianthn valv. inf. 3 nervem, 
superiorem plicato-compresstm rhachinque solidam vera Eragrostis. 
Culmus circiter 4-pedalis, simplex, 3-nodis. Vaginae praelongae, sur- 
sum scabrae.  Folia inferiora fere bipedalia, plana vel siccitate involuta, sur- 
sum scabra.  Ligulae subbifidae, obtusae.  Panicula dodrantalis, pedalis, In- 
cidissima, laxa, pallide viridis.  Flosculi.e nervo carinali brevissime cuspidati. 
