98 
C. decomposita Mühlb. 264. — Boott, 20. t. 55. — 
Sartwell, no. 15. 8 
America septentr. 
89. C. virgata Solander ö . 
Plurieulmis; rhizomate brevi duro vaginis brevibus 
efoliatis brunneis vestito; fibrillis erassiuseulis; eulmis gra- 
eilibus 2—1'/, ped. altis %/, —1'/, lin. latis triangularibus 
subcompressis Iueribus v. apicc seabridis,; foliis rigidulis, 
superioribus culmo longioribus, breviter angustato-acumi- 
natis earinato-planis v. complicatis multinervatis subtilis- . 
simeque celluloso -retieulatis marginibus serrulato-perseabris 
119 —2 lin. latis; spiea elonyata v. composita v. semide- 
composita pallide ferruginea v. fusco-brunnea Iineari un- 
gusta luzxa, basi subinterrupta 5—10 poll. longa 2—5 lin. 
lata; spieis propriis remotis appressis linearibus v. eylin- 
draceis, inferioribus remotioribus pollicem eire. longis, 
superioribus deereseentibus; bracteis brevibus e basi ova- 
to-lanceolata rigidula euspidatis v. setaceo - capillaribus; 
spieulis numerosis parvis v. dense dispositis v. remotius- 
eulis ovatis acutis 11,—2'/, lin. long. apice maseculis; 
squamis rigidulis late ovatis acutatis, v. mutieis v. mu- 
eronatis aut cuspidatis, apice serrulatis, pallide ferrugi- 
neis v. brunnescentibus; utrieulis parcis erectis squamis 
subaequalibus membranuaceis basi spongiosis stipitatis sub- 
eordato-orbiculatis v. late ovalibus breviuscule rostratis 
m. m. compressis plano-convexis ore obsolete bidenticulatis 
superne anguste alato-marginatis, margine eroso dense 
spinuloso, utringue subtiliter plurinervatis, stramineo -fer- 
rugineis /ineam longis; earyopsi suborbiculata compressa 
