122 
GRAMIN EAS. 
1. BROMUS lividus, t 
B. culmo foliisque glabris ; panicula depauperata, ramis alternis, rhachique glabris; spiculis 
lanceolatis, bifloris, compressis; glumis paleisque scabriusculis; aiasta brevissima. 
Crescit in alta planitie Tolucana, ait. i 38 o hexap. o Floret Septembri. 
Radix fibrosa. Culmi caespitosi, erecti, sex- aut oetopollicares, simplices, nodique glabri. Folia lineari- 
setacea, acuta, striata, glabra, rigida. Vaginas striat®, glabros, adeo approximat®, ut folia coespitosa 
appareant. Ligula abbreviata , glabra. Panicula depauperata, pollicaris aut sesquipollicaris, ramis tribus 
aut quatuor, alternis, distantibus, patulis, tres aut quatuor spiculas ferentibus , rhachique glabris, pur¬ 
purascentibus.. Spicula lanceolat®, bifloree. Glumas lanceolatoe, acutae, subeequales, enerviae, purpuras¬ 
centes, glabrae, spiculam subaequantes. Paleas oblongo-lanceolat®, acutiuscul®, subaequales, fuscescentes, 
inferior paullo longior et latior, obscure quinquenervia, infra apicem bifidum brevissime aristata, 
scabriuscula, superior bicarinata , glabriuscula, in carinis scabra. 
2. BROMUS LANATUS, f 
B. culmo superne pubescente ; foliis interne vaginisque piloso-lanatis , panicula depaupe¬ 
rata, verticillata, ramis, rhachi, glumis paleisque lanato-pilosis ; spiculis lanceolatis, com¬ 
pressis, subquinquefloris; arista brevissima. 
Crescit in devexis montis ignivomi Antis an ce, ait. 2180 hexap. (Regno Quitensi.) o Floret 
Martio. 
Radix fibrosa. Culmus erectus, simplex, sesqui- aut bipedalis, striatus, glaber, superne nodique pubes¬ 
centes. Folia linearia, plana, striata, externe glabra, interne pilosa, praecipue folia inferiora. Vaginli 
striatae, superiores pilosae, inferiores lanatae. Ligula abbreviata, glabra. Panicula simplex, depauperata, 
ramis verticillatis, abbreviatis, distantibus, deflexo-adseendentibus, rliacbique piloso-lanatis. Spiculas lan- 
ceolatse, quadri- aut quinqueflorae. Glumas lanceolatae, apice subulatae, carinatae, subpurpurascentes, 
lanato-pilosse, inaequales, superior inferiore longior, spicula duplo brevior. Pale;e lanceolato-oblongae, 
inferior paullo longior et latior, quinquenervia, piloso-lanata, infra apicem bifidum? breviter aristata, 
superior bicarinata, apice subbifida, glabra, in carinis ciliata. 
Gramen elegans! 
3 . BROMUS procerus, t 
B. culmo foliisque scabris; panicula ramosa, secunda, ramis geminis, rachique scabris; 
spiculis oblongis, compressis, subseptemfloris ; glumis paleisque scabris; arista brevissima. 
Crescit in temperatis regni Quitensis , prope Chillo, ait. iS/jo hexap. o Floret Januario. 
Radix fibrosa. Culmi esespitosi, erecti , simplices, quinquepedal es , scabriusculi. Nodi glabri. Folia 
linearia, acuminata, plana, striata, utrinque, praecipue externe scabra. Vaginas striat® , scabr®. Ligula 
ovata, obtusa, glabra. Panicula ramosa, secunda, nutans, pedalis, ramis geminis, angulatis, scabris. 
Rhachis angulato-striata , scabra. Spicul.l oblongae, subseptemflor®. Glumas lanceolato-subulat®, sca¬ 
br®, virescentes, superior inferiore longior, spicula quintuplo brevior. Pale^ lanceoiat®, acuminato- 
subulat®, virescentes, scabr®, inferior major, quinquenervia, infra apicem bifidum? brevissime aris¬ 
tata , superior bicarinata. 
4. BROMUS UNIOLOIDES. t 
B. culmo glabro; foliis scabris; panicula ramosa, secunda, ramis verticillatis, rhachique 
scabris; spiculis lineari-oblongis, compressis, subdecemfloris; glumis paleisque scabris; arista 
brevi. 
Crescit locis alsis regni Quitensi prope Chillo , Conocoto et Scmgolqui , ait. C 5 \o 
hexap. o Floret Februario. 
Radix fibrosa. Culmi c®spitosi, erecti, simplices, tripedales, striati, nodique glabri. Folia linearia , 
plana, striata, utrinque margineque scabra. Vaginal striat®, glabr®. Ligula elongata, obtusa, glabra. 
Panicula ramosa, verticillata , secunda, nutans, pedalis, ramis elongatis, triquetris, scabris. R.iiachis 
striata, scabra. Spiculas lineari-oblong®, compress®, subpollicares, octo- aut decemflorce. Gluma; oblon¬ 
gae, apice subulat®, carinat®, virescentes, scabrae, inferior brevior et angustior, trinervia , superior sep- 
