substolenifero; culmis geminatis 3-. 5-pedalibus spongiosis, 
inferne crassiusenlis, versus apicem sensim attenuatis, trian- 
gularibus v. trigonis remote (interdum obsolete) septato-rodo- 
sis, versus basin vaginatis; vaginis v. omnibus aphyllis v. su- 
perioribus (2-—-3) foliiferis, membranaceis alternis remotis; 
foliis erassiuscalis acuminalis carinato - complicatis marginibus 
et carina acuta remote spinulosis, 6—7 lin. longis, 2—3 lin. 
lat.; involuero 3—4-phyllo, phyllis erectis rigidis finearibus 
angustis compaginatis marginibus spinuloso -denticulatis, ex- 
terioribus binis subbipollicaribus; umbella composita v. de- 
composita pluriradiata, radiis erecto-patulis tenuibus apice 
eorymboso-ramosis, longioribus 4—% poll. longis; ochreis an- 
gustis ore dentatis v. lanceolato-prolongatis; ramis erecto-pa- 
talis capillaribus 3—6 lin. long. bractea longe acuminata 
carinata eis plerumque breviori suflultis; spicalis 9 - 5 spi- 
eato-fasciculatis patentibus rectis linearibus acutinsculis com- 
pressis 9—3 lin. long. */, lin. lat. 20— 12-loris; squamis remo- 
tiuseulis apice vix patulis sahcarinato - navicularibus ovato-ob- 
longis obtusis 7-nervato-siriatis stramineis lateribns Fusco- 
sanguinescentibus, marginibus anguslis membranaceis pallidis, 
“ nididis; ovario triangulari angusto apice acutiuscalo, stylo 
elongato profunde diviso; rhacheola hyalino-marginata. 
a. Triangularis; culmo superne triangulari, vaginis foliatis 
v. nudis. 
©. diphyllus Betz. Yahl 1. c. 348. 
Guiana angl. (Rich. Schomb., cell. n. 715). 
#. Trigonus; culmo trigono, interdum subenodi, vaginis 
aphyllis. 
©. Koenigii Vahl, 30%. Kunth, 54. — Ü. seminudus 
Roxb. —- Stend. I. e. 31. Kunth, 55. — Wäallich. coll. uo. 
%, Ba. 3. Ho, 18 
