485 
C. commutatus Steud, |. e. 10. —  Kotsceh. pl. Nubie. 
no. O8. -— QC. squarrosus Hochst. in litt, olim. — (. mem- 
branaceus Hochst. et C. iruncatulus ej. in sched. 
Nubia. 
B. Pseudopycreus: caryopsi plano-convexa, interdum 
triangulari, squamae parallela. (Stylus in C. stolonz- 
fero et C. lamprocarpo non raro trifidus.) 
54. €. viridulus Beklr. 
Herbaveus; rhizomate descendente pertenui caespitifero ; 
eulmis ad 7 poll. aitis ex tereti compressis basi 2 — 3- 
foliatis foliisque subsetaceis; his flaceidis laevibus eulmum 
parum superantibus v. eo brevioribus; spiculis lateralibus 6 
— 1 sessilibus fasciculatisque ovatis v. oblongis obtusis leviter 
compressis 10 — 20-floris, 3 — 1 lin. lg. eulmi continuatione 
fultis, altera braetea squamiformi foliaceo-praelongata setacea; 
squamis arcte imbricatis carinato-navicularibus e basi lato- 
ovata sublanceolatis obtusiuseulis e carina viridi obsolete ner- 
vata vix brevissime mucronatis, lateribus albido-virentibus ; 
ıhacheola tenui recta dentata; caryopsi squamam subaequante 
ovato-subelliptica compressiuseula uno latere plana altero 
convexa v. obtusangula, apicata laeunosa fusca nitente; fila- 
mentis brevibus latisque subpersistentibus. — W. Lechler pl. 
Peruvian. no. 1547. 
— (Herb. propr.) 
- C. rivularis Steud. in sched. ex parte. 
Arica Peruviae. 
55. €. reptans Bcklr. 
Viridis; flaecidulus; rhizomate horizontaliter repente 
ramoso pennam corvinam crasso vaginis atropurpureis an- 
gustis, superne ampliatis truncatis fuscis dense vestito e 
nodis eulmos solitarios emittente; culmis 7 — 3 poll. long. 
tenuihus ex tereti compressis tenui-striatis basé submono- 
