SYMBOLAE AD FLORAM ARGENTINAM. 295 
bus, inferioribus ternis, superioribus geminis v. solitariis, omnibus sca- 
briusculis in pedicellos spicula longiores abeuntibus, glumis sterilibus 
subaequalibus membranaceis lanceolatis mucronato-acutis fertili subduplo 
brevioribus, hac convoluta lanceolato-acuminata apice in aristam setiformem 
laminae subaequilongam abeunte, palea lineari-acuminata convoluta lami- 
nam glumae fertilis paullo excedente v. subaequante, callo brevissime 
pilosiusculo. —- Rhizoma repens, caespitibus densis approximatis 2° 
longis, vaginis pallidis superne ad marginem molliter pilosis v. glabratis 
folio subduplo brevioribus, ligula 3° longa; panicula 6^ longa, 2—3% 
lata, ramis infimis caespite inclusis v. ei approximatis; glumae steriles 
a’, fertilis 1 fere longa. — C.: Cordoba, Pampa pr. Laguna de 
Pocho. 
1878. M. tenella Tr. — Duchassaing pl panam. — T. (,Me- 
xico“ — Panama). 
1879. M. diffusa Schreb. [780.]. — T. 
1880. M. phragmitoides Gr. [781.]. — T. 
1881. Polypogon interruptus Kth. [782.]. — Ct. T. 
1882. P. elongatus Kth. — T. (Amer. trop.: Schaffn. pl. mexic. 
164. — , Uruguay). 
1883*. P. monspeliensis Desf. — E. 
1884. Lycurus alopecuroides Gr. (783.]. — Ct. 
1885. Epicampes coerulea Gr. [784.]. — T. 
1886. Sporobolus fastigiatus Prl. ex descr. — Culmi pollicares, 
e caespite parum exserti, stolonum seriatim remotiusculi; variat spiculis 
subsolitariis, inde accedens ad gramen ap. Mandon pl. boliv. 1287, quod, 
foliis ligulaque conforme, spiculas duplo majores exhibet stolonibusque 
repentibus specimina carent; affinis quoque videtur gramini sub falso 
nomine Distichiae muscoidis in Lechl. pl. peruv. 1813 a Steudelio distri- 
buto. — J.: in reg. Puna („Andes peruv.‘) 
1887. Sp. sarmentosus Gr. n. sp. perennis, rhizomate apice in 
culmos approximatos erectos diviso longe reptante et stolonifero, foliis 
glaucis rigidis lineari-acuminatis apice pungentibus vaginae subaequilongis 
glabris laevibus striatulis conduplicatis, iis ramorum sterilium angustio- 
