Tab. 



2 2 6. LOLIUM BOUCHEANUM. 



Radice perenni^ spiculis quinque-decemfloris, aristatis^ glumam triplo superan 



tibus. 



Lolium Bouclieanum Kunih^ Enum. i. p* 436. 



j I 



• f 



' • 1 - 



i • 



Crescit in Italia. %. 



i 



Radix perennls; fibris filiformibus , simplfcibus, tenaclbus, iuscescentibus, villosls, tardius 

 glabralis. Gulmi caespitosi, erecti, 4"^"^iocles, simplices, teretes^ g^^bri, crassitle pennsecolum- 

 binse. Nodi nigro-fusci, glabri; inferlores subgeniculati. Folla llnearia, apice angustato-acutata, 



r 



plana, membranacea^ striato-multinervia , nervo medlo sublus prominulo, nunc utrincjue mar- 



glneqtie scabriuscula, nunc glabriuscula, nonnisi margine scabrluscula, ^^^^-po^Iicaria, duas 

 lineas lata, Vaginaeteretes, usque ad basim Hssae, striatae, membranaceae, glabrae, inferiores a-3, 

 superiores ^-5 5 pollices longoe, internodlis paulo breviores. Ligula abbreviata^ truncata^, mem- 

 branacea, glabra. Spicalongee summa vagina exserta, simplex, erecta, disticha, 8-io-pollicaris; 



rhachls leviter flexuosa, subquadrangularis, alternatim pro receptione spicularum canaliculato- 

 excavata, undique praesertim angulis scabra, viridis, haud articulata, marginibus exavatlonum 

 scabris, inferne membranaceis ; internodla rhachis spiculis f breviora. Spiculae allernae , disticho- 

 dispositae, sessiles, oblongae, rhachi contrarie compressai, 5-io-flor3e, 4"7 lineaslongae; rhachis 

 spiculae flexuosa, subcallo florum articulata; artlculis complanalls, superne dorsohispido-scabris. 

 Flores distantes^ disticho-imbricati, omnes hermaphroditi, basi callosi. Glumae in splcula ter- 

 minali duae, parum inaec^uales , floribus contiguis dlmidio breviores, ovato-lanceolata3 , acutoe, 

 canaliculato-concavae , herbaceae, rigidae, glabrae, margine superne hyaHno-albldoe et ciUolatae; 

 inferior paulo brevior, trlnervia, superior quinquenervia; nervls dorso prominentlbus. Glumae 

 in splculis lateralibus solitarlae; Inferlor ( interior) nulla; superlor (a rhachi aversa ) flore conti- 

 guo i brevior, ovato-Ianceolata, obtusa, canaliculato-concava, quinquenervia, nervis dorso 

 costato-prominentibus, herbacea, riglda, viridis, glabra, marginibushyallno-albida. Paleae duae; 

 inferior oblonga, acuta, arista terminata,herbacea, rigida, viridis, superne margineq;ue hyalino- 

 albida, concava, q;uinquenervia, nervis quatuor lateralibus apice evanescentibus, glabra, superne 

 scabra; arista continua, recta, scabra, palea sua dimidio brevlor; palea superior inferiorem 

 aequans velpaulo superans, oblonga, obtusa, planiuscula, marginibus inflexis bicarlnata, hya- 

 lino-membranacea, glabra; carinls argutis , viridibus, rlgidis, splnuloso-clliatls. Squamulae duae, 

 antlcae, collaterales , oblique oblongae, subfalcatae, acuminatae , latere exteriore lobulo angusto 

 subulato notatae, carnosae, albidae, ovarium subaequantes. Stamina tria, hypogyna, subaequalia, 

 duo lateralia, unum anterius. Filamenta capillacea, glabra. Antherae lineares, utrlnque bifidae, 

 lobls obtusis , biloculares, secundum totam longitudinem dehlscentes, glabrae, croceae, saepe 

 purpurascentes, pistillum longltudine duplo superantes. Ovarium subrotundo-pyriforme , basi 

 vix attenuatum, palels parallele compressum, glabrum, antice infra apicem rotundatum stigma- 

 tiferum. Stigmata duo, sessllia, remota, plumosa, albida; pilis simplicibus, elongatls, argute 

 denliculatis ^ hyalinis. Caryopsis oblonga^ paleis parallele compressa, externe convexa, interne 



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