18 
hirtulis denseque ciliatis, warginibus laevibus; vaginis lon- 
ginsculis fissis angustis purpureo - fuseo - albidogne - pietis, um- 
bella (an semper?) simplici 5—3-radiata; radiis tenuibus re- 
cturvato- patentibns compressis 5—8 lin. long.; involuero di- 
phyllo umbella breviore; phyllis cum bracteis interioribus hasi 
eiliatis; spieulis (magnis) ellipsoldeis leviter compressis ob- 
tusis multifloris 31, —4 Hin, long. 2". -—-3 lin, lat, basi hra- 
eteis duabus squamiformibas ovato-lanceolatis acuminatis ci- 
liatis munitis ; squamis (magnis) membranaceo - chartaceis ovato- 
elliptieis ceonvexis obsoleie carinatis obtusis submuticis derso 
elevato -subguingnenervatis, fusco-ferrugimeis nitidnlis; ea- 
ryopsi parvula squamae partem tertiam vix superante late 
obovata turgide biconvera umbonata, haud stipitata, longr- 
tudinaliter sulcata transverseque subtiliter lineolata, tu- 
bereulis ubique conspersa (matura) fusco - grisea; stylo longe 
exserto usque ad medium bifido, fimbriato; stamin. 3. 
F. pentastachya Beklr. in Regensb. Fl. 1857. — (Ex 
herb. Schultzii Bip.) 2 
Mexico: Veraeruz (Sartorius). 
17. FE. castanea Vahl. 
Glaucescens; radice fbrosa tenui; culmis subsolitorris 
stiete ereetis tenuibus infirmis 22--12 poll. alt. (raro validu- 
lis firmisque bipedal.) compresso -angulatis laevibus v. infra 
apicem angalis seabriusculis, bası plurifoliatis; foliis longis 
et angustis (6—%20-pollic. % lin. lat., v. raro subbilinealihus) 
ereetis rigidulis leviter canaliculatis subtiliss. reticulatis, mar- 
ginibus serrulato-scabris v. setulosis; vaginis fissis glabris 
dorso viridulis, facie ferrugineo -membranaceis, ore fruncato 
eilielatis; umbella simpliei v. semicomposita 3——-S-radiata; 
radiis erecto-patulis inaequalibus, Y«—1 poll. long., raro 
elongatis ad 2---3 poll, long., compressis; involuero diphylio, 
