Agrostidec.] CC. GRAMINEJE. 1149 
Agrosti etiam pluribus notis accedit. Arista glum:e florentis sepius quam in MueAlenbergia, minor, 
nec stricte terminalis, et gluma circa caryopsin laxior. Panieula longa dense floribunda Epicampis 
in Sporobolo rara, in Muehlenbergia non ol : 
OnxrsisxA, Fourn. Gram. Mex. 90, est Cinna macroura, Kunth (Epicampes macroura, Benth.), a 
qua C. séricíam, Kunth, distinguere nequimus nec ab Epicampi generice separanda videtur. A 
ceteris speciebus paullulum differt panicula dense spiciformi, glumis paullo longioribus rigidiori- 
busque, florentis nervo medio apice in mucronem producto v. mutieo. Panicula in speciminibus 
nostris sat numerosis variat 4 ad 9 poll. longa, nec unquam pedalem vidimus, Cinna macroura, 
Thurb. in S. Wats. Calif. Bot. ii. 276, e California, est species a Mexicana bene distineta (Epicampes 
rigens, Benth.), panieula quam in E. macroura multo longiore tenuiore basi sepe interrupta spiculis 
parvis, glumis membranaceis E. sricie, Presl, nisi mutieis v. obscure mucronatis. 
128. Bauchea, Fourn. Gram. Mex. 87.—8Spiculee 1-florze, anguste paniculate. Glumze3, 
2 exteriores vacuze valde inzequales, hyalinsz, infima linearis, secunda navicularis, florens 
longior, virescens, dorso convexa, mutica, ampla, paleam qual ipproximat 
2-nervem 2-dentatam involvens. Stamina 3. Styli breves, stigmatibus plumosis. Cary- 
opsis pericarpium non solubile.—Gramen elatum, panicula longa composita caudiformi, 
ramulis subfasciculati io-patentibus spiculis densis. (Char. ex Fourn.) 
Speeies 1, Mexicana, a nobis non visa. Genus ex auctore ab Epicampi differt glumis vacuis valde 
i libus, et verisimiliter ei d 
q 
129. Agrostis, Linn. Gen. n. 80, pro parte. (Vila, Adans. Fam. ii. ex syn. allat. p. 496.) 
—Pfpieule parvz, 1-Horz, paniculatw, rhachilla supra glumas vacuas articulata, ultra 
florem non producta, glabra v. vix pilosa, flore hermaphrodito. Glum:e 3, 2 inferiores 
vacus, sub articulatione persistentes, carinatze, acutze, exaristatze ; tertia florens brevior, 
lata, tenuiter hyalina, mutica v. sepius infra medium arista tenui dorsali instructa ; palea 
tenuissime hyalina, brevis, rarius dimidium glumse superans, nunc minuta v. obsoleta. 
Stamina ssepius 3. Styli distincti, brevissimi, stigmatibus plumosis. Caryopsis gluma 
membranacea involuta, libera.— Gramina annua v. perennia, c:spitosa, humilia v. elon- 
gata, foliis planis v. setaceis. Panicula terminalis, sepius gracilis, ramosissima, saltem 
sub fructu effusa, ramulis filiformibus, spiculis issimis, rarius erecta, stricta, 
dense conferta, continua v. interrupta. 
Species fere 100, per orbem terrarum latissime dispersz, presertim in regionibus temperatis 
liemisphzerii borealis, nonnulle fere cosmopolitane. —Kunth, Enum. PI. i. 217, excl. sect. 2. — Steud. 
Syn. Pl. Glum. i. 162, excl. spec, oo. — Beauv. Agrostogr. 21, t. 6, J.10. Trin. Spec. Gram. t. 26 ad 
32,34 ad 36. Kunth, Rev. Gram. t. 128 ad 130, 169. Host, Gram. Austr. iii, t. 49, 50, iv. t. 52 ad 
59. Reichb. Ic. Fl. Germ. t. 33 ad 36. Nees, Gen. Fl. Germ. Monocot. i. n. 29. Desv. Journ. Bot. 
ji. (1809) 4. 8. Guss. Pl. Rar. Ic. t. 5. Ten. Fl. Nap. (102. Beauv. Fl. Qw. et Ben. t. 80. Hook. 
Jf. Fl. Ant, t. 58, 132. — Hook. f. Fl. Tas. t. 158, 159. — Benth. Fl. Austral. vii. 528. A. Rich. Fl. 
N. Zel, &, 98. Buchan. N. Zeal. Grass. t. 19, 20. .Dell in. Mart. Fl. Bras. ii. iii. 27, 6. T... Fourn. 
Gram. Mex. 94. 
Tnicmopru, Mich. Fl. Bor. Amer. i. 41, f. 8, includit species plures palea minuta v. obsoleta, 
nee aliter a ezeteris separandas. Beauv. Agrostogr. ó, t. 4, genus ad species Americanas limitavit, 
et, species Europeas palea minima (4. caninam affinesque) pro genere proprio distinxit sub nomine 
AGRAULI, 
130. Cheeturus, Link in Schrad. Journ. Bot. 1799, ii. 313.—Spiculee 1-füore, anguste, 
in ramulis panicule 2-3-natim fasciculatz, rhachilla supra glumas inferiores articulata, 
ultra florem non producta, flore hermaphrodito. Glum:e 3, 2 inferiores vacuse, sub arti- 
culatione persistentes, anguste, carinatz, infima majore in aristam longam producta, 
secunda tenuior, mutica v. breviter mucronata ; tertia florens paullo brevior, tenuiter 
hyalina, mutica, apice subdentieulata ; palea parva, hyalina, gluma inclusa. Stamina 3. 
Styli distincti, breves, stigmatibus plumosis. Caryopsis angusta, gluma inclusa, libera.— 
Gramen annuum, humile, tenue, multicaule, foliis brevibus angustis. Panicula termi- 
nalis, thyrsoidea, laxiuscula; ramuli breves, sepius spiculis 3 brevissime pedicollatis 
