Oryzem.] O00. GRAMINEJE. 117 
longis planis. Panicula terminalis, angusta, ramis tenuibus erectis subflexuosis sepe 
longis parum ramosis ; spiculee sigillatim dissitee, gluma majore prominenter 3-5-nervi. 
Species editze fere 20, sed vix 5 bene distinguendz, omnes Indis Orientalis incolz, et fere omnes 
haud male ad varietates O. sative, Linn. reducendz.  H:ec species, etiam in Australia indigena, 
jam diu per regiones ealidiores utriusque orbis late culta, in pluribus locis Americe et Africz 
inquilina dieitur et quam maxime variabilis est. O. coarcíata, Griff, tamen, species Himalaiea, 
bene distineta videtur. . O. subulata, Nees, a Trinio descripta et in Kunth, Rev. Gram. sub t. 101 
delineata ad specimen Selloanum Brasilize australis, est forte forma abnormis O. saive glumis more 
Poe v. Festuce vivipare elongato-acuminatis. —.Beauv. Agrostogr. 21, t. 7, f. 1.  Steud. Syn. PI. 
Gluin.i.2... Doll in. Mart. Fl, Bras. ii. 1i, 0, (. 1. (excl. sect. 2). Host, Gram. Austr. iv. t. 20. Griff. 
Ic. Pi. As. (. 142. Kunth, Rev. Gram. t. 4. .Nees, Gen. Fl. Germ. Monocot. i. n. 2. 
4b. Zeersia, Swartz, Nov. Gen. et Sp. Pl. 21. (Homalocenchrus, Mieg ex Hall. Stirp. 
Helv. ii. 201. Ehrhartia, Wigg. Prim. Fl.'Holsat. 63.  Asprella, Schreb. Gen. Pl. 45. 
Blepharochloa, Endl. Gen. Pl. 1352.)—Spicule compresss, 1-flore, secus ramos tenues 
inarticulatos panicule sessiles v. breviter pedicellat», cum pedicello articulatz, flore 
hermaphrodito. Glum:e 2, basi annulo cartilagineo sspe vix prominulo cincte, com- 
plicato-carinatze, rigidulee, mutic:ze, exterior latior exalata carina v. marginibus szepe ciliatis, 
vacua, interior florens paullo minor; palea 0. Stamina 6, 3 v. pauciora. Styli breves v. 
tenues, distincti, stigmatibus pilis ramosis plumosis. Caryopsis ovata v. anguste oblonga, 
glumis rigidulis laxe inclusa, libera.—Gramina paludosa, elatiuscula, foliis angustis. 
Panicula terminalis, gracilis, ramis filiformibus erectis v. pat parum 
Spicule quam in Oryze minores, tenuiores, magis approximate et in L. lenticulari fere 
imbricatz, glumarum nervi parum prominentes. 
Species 5, omnes Amerieanze, boreales v. tropicze, quarum tamen Z. oryzoides, Sw., etiam in Europa 
et Asia temperata frequens, et. . Aerandra, Sw., per regiones tropicas orbis veteris latissime dispersa. 
JBeauv. Agrostogr. 2, t. 4, f. 9 (Asprella).  Steud. Syn. Pl. Glum.i.1. Doll in Mart. Fl. Bras. ii. ii. 
9, (. 2 (Oryze sect.). Schreb. Beschr. Grüs, t. 22 (Phalaris). Nees, Gen. Fl. Germ. Monocot. i. n. 1. 
Host, Gram. Austr. 1, t. 85. — Reichb. Ie. Fl. Germ. (. 92. — Griff. in Journ. Asiat. Soc. Beng. v. 610. 
&. 22 (Zizania). Kunth, Rev. Gram. (. 1, 2, 201. Fourn. Gram. Mez. 1. 
46. Aehleena, Griseb, Cat. Pl. Cub. 298.—Spiculie 1-flore, secus ramos inarticulatos 
panieulz cum pedicello brevissimo articulatce, rhachilla supra articulationem sub glumis 
barbellata, flore Hermsphzodito; Gum 4 (v. 3 cum palea), infima longe aristiformis, 
secunda coriacea, ' : ris, 7-nervis, in aristam longam abiens, tertia 
t ta, t sent quarta sub flore (palea ?) paullo brevior angus- 
tiorque, hyalina, acuta, carinata, 1-nervis v. tenuissime 3-nervis. Stamen (fide Griseb.) 1. 
Styli breves, distincti, stigmatibus simpliciter plumosis. —Caryopsis linearis.—Gramen 
pluripedale, perenne, glabrum, foliis planis. — Panicula terminalis, ramis semiverticillatis 
Species 1, Cubensis, Grisebach eum genere Australiana AMicrolema comparat, sed ob glumarum 
infra artieulationem deficientia ad Oryzeas nee ad Phalarideas referenda. Stamina a spiculis 
examinatis jam delapsa fuerunt. 
A7. ,Beckera, Fresen. in Mus. Senckenb. ii. 132, t. 8.—Spicule 1-fors, secus rhachin 
latam spies quaq , in pedicello brevissimo articulate, flore 
hermaphrodito. Glum:e 2 v. 4, 2 exteriores si adsint minute squamif vix p 
2 superiorum exterior vacua, membranacea, 3-5-nervis, in aristam rectam ténuem producta, 
interior florens paullo brevior, tenuior fere hyalina, breviter mucronato-aristata v. mutica ; 
palea 0. Stamina 3. Styli distincti, stigmatibus (pilis plicibus?) plumosis.  Cary- 
opsis oblonga, glumis vix rigidulis inclusa, libera.—Gramina basi decumbentia, ramosa, 
foliis planis flaccidis. Spicz tenues, singulze longe pedunculatz, pedunculis tenuibus in 
axillis superioribus sepius geminis in:qualibus, sepeque pluribus ad apicem caulis 
laxissime subpaniculatis. 
Species 2 v. 3, Abyssiniese, 4. Rich. FL. Abyss. ii, 308. — Sfeud.. Syn. Pl. Gluin, i. 117, quoad ser, 
2. species sub ser. ? enumeratze ad. Penniseti sect, Beckeropsin pertinent, 
