411 
47. €. permutatus Bcklr. 
Culmo sesquipedali tenui triangulari v. trigono leviter 
compresso suleato ac striato basi pauci- (bi-) foliato;, foliis 
subrigidis angustis (1 lin. lat.) breviter acuminatis complicatis 
4— 5 poll. long. laevissimis; | uiibeilae radiis paucis ses- 
silibus ; fasciculis spieularum | capitato - confertis; capitulo 
suborbieulato cire. 9 lin. erasso; foliis involucralibus 3 — 4 
patentissimis v. deflexis 1 — 4 poll. long., marginibus sub- 
denticulatis; spieulis oblongo- v. lineari-lanceolatis compressis 
6 — 4 lin. long., 1 lin. lat, 16 — 24- floris; squamis lon- 
giusculis dense imbricatis sublanceolato - oblongis acuto- 
mucronatis chartaceis nitidulis, carina subacuta trinervia v. 
obscure 5-nervia, lateribus eastaneis, dorso margineque pal- 
lide ferrugineis; caryopsi (non perfecte matura) minuta squama 
quadruplo breviore obovata Zurgido-böconvera apice rotun- 
dato - obtusa umbonulata, /ac«enosa fusco - cincrascente ; stylo 
exserto profunde diviso; stam. 3. 
C. lanceus y. ?mucronatus Kunth |. c. p. 8. 
Prom. bon. spei. (Drege, coll. n. 4398. n. 4399.) 
48. ©, polystachyus Rotib. (emend.). 
Radice fibrosa; culmis caespitosis strietiusculis gracilibus 
v. robustis 1 — 1!/, ped. alt., interdum multo brevioribus, 
triangulis, non raro pl. m. compressis, lateribus profunde 
striatis, basi subtuberascentibus, inferne plurifoliatis; foliis 
eulmo brevioribus remotis v. confertis rigidulis v. mollioribus 
latiusculis v. angustis sublonge acuminatis (quandoque lineari- 
lanceolatis) viridulis v. glaucescentibus; umbella composita 
pluriradiata, saepius capitato- contracta; radiis brevissimis v. 
partim elongatis, usque ad pollicem long.; ochreis truncatis 
inutieis v. 1 —2 - dentatis; involuero polyphyllo, phyllis non- 
nullis umbella duplo triplove longioribus, non raro longissimis; 
