GRAMINÉES. 277 
174. Polypogon DEsr.! — Flores (fere Agrostidis) in spiculis 
solitarii hermaphroditi. Glumæ 2, subæquales, integræ, emarginatæ 
v.2-lobæ, in aristam tenuem rectam productæ, sub articulatione per- 
sistentes. Glumellæ 2 : extima glumis similis, sæpius 2-fida v. 2-loba; 
arista longa v. abbreviata sæpe ARE PAR torta, sinu v. FR 
inserta ; intima autem minor tenuior, 2-nervis. Stamina 1-3. Styli 
breves distincti, apice plumosi. Fructus glumis vix rigescentibus 
inclusus at liber.— Herbæ sæpius annute, basi decumbentes v. erectæ ; 
loliis planis ; panicula terminali, aut densissima subcylindracea?, aut 
ramis irregularibus laxioribus ; spiculis secus ramulos confertis, basi 
nunc calloso-incrassatis. (Orbis utriusque reg. temp. et subtrop.*) 
175. Epicampes PRESL.* — Flores (fere Agrostidis) in spicula 
solitarit hermaphroditi. Glumæ 2, sub articulatione persistentes, 
subæquales v. (Bauchea*) inæquales, membranaceæ, extus convexæ 
mulicæ, tenuiter 3-nerves. Glumellæ 2: extima glumis subæquilonga, 
oblusa v. emarginata ; arista terminali v. infra apicem affixa, cadu- 
dissima, aut longiuscula, aut minuta v. 0; intima autem vix brevior 
obtusa subhyalina, parallele 2-nervis v. 2-carinata. Stamina 3. Styli 
distincti breves, apice plumosi. Fructus angustus, inclusus at liber. 
— Herbæ elatæ : foliis planis ; inflorescentia densa floribunda, aut 
laxa subeffusa, mt angustiore spiciformi; rhachilla supra olumas 
arliculata, ultra florem haud producta. (Ameriea utraque®.) 
176. Limnas Trix.7 — Flores (fere Agrostidis) in spicula solitarn 
hermaphroditi ; glumis, subæqualibus acutismuticis membranacels, 
3-nervibus. Glumelle 9: extima tenuiter subhyalina, 3-5-nervis; arisla 
ae ls, 66. — K., Enum., 1, 232. —  —E. DESVx, in C. Gay FI. chil, VI, 296, t. 77. 
d. 813. mm. 1 glum., 1, 183. — EnvL., Gen.,  — ENGL., FI. trop. afr. 12 27. — Boiss., 
n 3 —  NEES, Gen. Fi. germ., Monoc., 1, FL. 0 ra Ÿ, 520. — GREN. th pars FL. de Fr., 
Mag pp. > Gen., 111, 1150, n. 131. — 11, 48 
Say ose fam., 50, fig. 52. — Santia 4. rel. Héak 1, 235, 2. 39. — EnDL., Gen., 
Raspail, Hem. Soc. ilal. sc., NU, 11, 79.—  n. 80 , Gen., I, 1148, n 127. 
Von. "Est Rel. Hænk., 1, 238, t. 40. — Cripeine “a ‘Gram. mez., 90. 
2. a SL, loc. cit., 351. 5. FoURN., Gram. mez., 81. — B. H., Gen., 
3. ub aristis oceultis. 111, 1149, n. 198. 
Pa a SIBTH., FL. græc., t. 62 6. Spec. ad. 15. TAURB . in S.-Wat we 
ns Scunee., Beschr. Gräs., t. 20, Calif., H, 276 (Cinna). — Fous Ê “is ; 
4614 leum). — Hosr, Gram. austr., III, — VAS., _ . Un.-St., ass. Sou- 
H À rm — Guss., PL rar lt + the, tt ‘Heus., Bot. centr.-amer., 
FL ., «+ gen. et spec., t. ju BENTH., Il, 548. 
ras, NI, 546. — DELL, in Mart. F1. 7. Fund. Agrost., 116, t. 6; Spec. 
Bot. Cal 183, 1.411,12. Tuurs., in S.-Wats.  t. 18. —K., Enuin., 1, 520. — B. H., Gen. 
Se, 57. 11, 270. — Vas., Mon. Grass. Un.- 1118, n. 49 (Trislegineæ). — HACK:, Pr n- 
— HENSL., Bot. centr amer, I, 552.  fam., 50 (Agrostideæ). 
