ÆGILOPS CAUDATA, Linn.
Æ G IL O P S , Linn. — Confer supra, p. 10.
Subgenus CYLINDROPYRUM, Nob. — Confer supra, p. 12.
ÆGILOPS CAUDATA, Linn., Spec., ed. 2, p. 1489. (Exsynon. Tourn.) — Willd., Spec. vol. 4, p. 944.— Lam., Enc.
vol. 2, p. 346. (Descriptio plantæ Tournefortianae.) — Fauché, in Bory et Chaub., Flor. Mor., p. 9. — Mu tel, Flore franc!
vol. 4, p. 155, in adn.$ tab. 92, fig,649.— Cosson,Notes crit.,fasc. 2 {Juillet i 85o), p. 66.—Confer supra, p. 12.
Gramen spicatum creticdm, spica gracili in duas aristas longissimas et asperas abeunte, Herb. Tourn. !
Gramen crbticum, spica gracili in duas aristas longissimas et asperas abeunte, Tourn., Cor., p. 3g ._Herbier de Vaillant!
Æ gilops cylindeica, Sibth. etSrn., Ptvdf.Fl. Gr., vol. i^ p. 72; Fl. Gr., vol. 1, p. 75; tab. g 5!—-D'ürv., Enum.,p. 1 j .—
Link, Symb. Fl. Gr., in Linnoea, vol. 9 (i835), p i 3r. — Tausch, Gram., in Flora [Bot. Zeit.), vol. 3 g (1837), p. 107__Non
Æ gilops ctlindrica, Host.
C aules i /3 - i - pedal es, graciles, teretes, glabri, striatuli, 3-5-nodi, géniculati, demum longe supra summam vagi nam
exserti, sub apice scabri et incrassati, cætero lævigati; internodia etiam inferiora demum vaginis plus minusve longiôra ;
articulus summus haud raro semi-pedalis. Folia cartilagineo-marginulata, scabriuscula, modo glabra modo plus minusve
pilosa (inprimls margine);^inferiora n/a-3 poilices longa, plerumque 3/4-1 ldneam lata; superiora ,1/2-1 pollieem longa.
I/3-2/3 iineæ lata. T aginæ glabræ v. villosulæ v . pilosæ, sublævigatæ, striatæ, ore plerumque barbatæ. L igula truncata,
brevissima. Spica i i /2-3 (plerumque circiter 2) poilices Ionga (haud computâtis spiculæ. terminalis aristis), spiça Æg. squa!
rosoe gracilior; e 'spiculis 4~7 compbsita (hebetatis speciminibus occurritspica e spiculis solum 2 v. 3 çpmposita et v ix ultra
pollicaris), spiculæ terminalis aristis longissime divergenti-bicaudata. R hâchis crassiùscula, ad articulationes subtenax (imo
fructifera), margine aculeolata, modo glabra et lævigâta, modo setuloso-v. papillösö-scabra; internodia linéari-spathulata,
spiculis subæquilonga. Spiculæ 3^5 (plerumque. circa 4) lineas longæ (aristis dum adsint haud computâtis), 3-v. ' 4-floræ'
oblongo-lanceolatæ, compressinçculæ (a latere) v. subteretes, haud ven tricosæ. Spicula terminalis plerumque biflora (absqué
flore neutro), nunquam exaristâta. Spicula infima haud raro abortiva. G luma spicula paulo brevior v. fere æquilonga. V alvæ
plus minusve inæquàles, lucidæ, sub anthesi virides costis margineque albidis, postea Stramine» v. brunneæ v. violascentes
scâbræ, plus minusvé dorào et margine setulosæ. Valvæ spicularum lateralium oblique oblongæ v . spblanceplato-pblCingæ
(2/3-11/3 lin. latæ), inæqualiter 6-g-costatæ, apice exciso-v. sublunato-bidentatæ ; dentes inæquàles, dissimiles : dens aller
(rhacheos margini contiguus, excentricus at révéra axi organic» valvæ respondens) e deltoidea basi nunc breve subuiatus
itaque aristul^m valva multo breviorem sistens, nunc in aristam setaceo-subulatam flexuosam divergentem scabram plus
minusve elongatam (4-18 lineas longam ideoque interdum valva quinquies longiorem, semper autem spiculæ terminalis aristis
ipiilto tenuiorem quamvis nonnunquam paulo breviorem) productus ; dens alter (margini posteriori respondens) plus minusve
latior, brevis, acute deltoideus, mucronatus, nunquam aristatus. (Valvæ sunt modo in spiculis lateralibus omnibus aut breve
.aut longe v. longiuscule aristatæ, modo variabiles in eadera spica : spicularum inferiorum nempe breve, et superiorum sensim
longius aristatæ.) V alvæ spiculæ terminalis lineari-oblongæ, 5-y. 7-costatæ, apice integerrimo v. retuso product» in aristam
axilem 11/2-4 poilices longam (spica ipsa ad minimum æquilongam, sæpius longiorem, haud raro spica subduplo longiorem aristas
florumejusdem spiculæ dum adsint semper multoties longiorem et robustiorem) strictam v.rarosubflexuosam,elineari-lanceolata
tricostatabasi sensim angustatam, superne setaceo-subulatam, dorso et margine aculeolatam, ad basin interdum fere 1 lineam la-
tam. Glumellæ paleæ albidæ, nervisyiridibus (demum stramineisv. brunneis) striatæ, papilloso-punctalæ. Palea externa gluma
æquilonga v. paululolongior, æquilatera, remote v. obsolete ciliolata, dorso plus minusve ad costas setulosa, facie juxta apicem
barbulata, in floribus spicularum lateralium oblonga y. oblongo - lanceola ta, apice exaristato subrotundato irregulariter bi-v. tri—
dentata, dentibus dissimilibus : dentium lateralium alter brevissimus subrotundus, enervius, inuticus, alterpaulo major, deltoideus,
obtusus, modo mucronatus modo muticus; dens médius lateralibus nunc brevior nunc longior, deltoideus v. sublan-
ceolatus v. lineari-lanceolatus y. breve subuiatus, sæpissime mucronatus. Florum spiculæ terminalis palea externa apice
inæqualiter tridèntata; dentes deltoidei, v. lineari-lanceolati, y . subulati, i-costati, modo mutici modo mucronati; dens
médius interdum in aristulam setaceo-subulatam 3-5 lineas longam productus. P alea interna (in floribus spicularum lateralium
plerumque palea externa subæquilonga, in floribus spiculæ terminalis haud raro palea externa plus minusve brevior)
lineari-oblonga, truncato-v. emarginato-bidentata (dentibus muticis v. mucronatis obtusis), apice fimbriato-setulosa, carinis