Gastridium. GRAMiNEiE 519 



1. G. lendigerum (L. Sp. 91 sub Agrostide) anmium saepius 

 multicaule, culmis ereclis vel ascendentibus soGpe basi geniculalis, 

 fnliis linearibus planis, bgula lanceolala, panicula spiciformi ulrinque 

 attenuata per antliesin subpatente demum contracta, glumis basi 

 ventricosis Janceolatis acuminato-attenuatis cariiia scabris Cicterum 

 nitidis inferiore breviore, glumella hirsuta apice truncalo-dentatS 

 sa3pius sub apice arista glumis longiore obsita rarius mutica ©. G, 

 lendigerum Gaud. Helv. I, p. 176. — Fl. Gr.TC. tab. 65. — Host 

 Gram. tab. 24. — G. australe P. de B. 



Hab. in collibus, pascuifl, ad vias, Graecla (Sprun ! Ileldrl), Macedonia 

 rFnv !), Byzantii (Post !), Anatolia occidentalis maritiina (Sibtli.), Greta 

 (Raul! I, Rhodus (Bourg !), Gilicia littoralis ad Sidonem (BI !). 



Ar. Geogr.Europa centralis et australis ab Anglia, Gallia centrali, Holvetid 

 ad Dalmatiam, Africa borealis, Abyssinia, insulai Ganarienses, Galitornia, 

 Ghili. 



2, G. scabrum (Presl Cyp. Sic. p. 21) annuum spepius pluri- 

 caule, culmis erectis vel ascendentibus inferne sa3pe geniculatis, 

 foliis linearibus planis, ligula elongata, panicula spiciformi densa 

 etiam pcr anthesin contracta, glumis basi ventricosis undique scabris 

 falciformibus acutis inferiore subbrcviore, glumella glabriusculi ievi 

 apice truncato-dentata ssepissime non aristatu Q.G. 7nuti cu?n Gunih, 

 in Spreng. Syst. I, p. 250. — Goss. et Dur. Alg. tab. 40, lig. 3. 



Hab. in cultis, Peloponnesus ad Calamala et Nisi (herb. Fauche!), Smyi-nse 

 (Bal !), Syria littoralis ad Berythum (BI !), Libanus ad Abeih (Post !). 



Glumis scabris falciformibus acutis nec lanceolatis praiter carinara lyevibus 

 longe acuminatis, glumella glabrsi a prajcedente distinctum. 



Ar. Geogr. Gallia et Hispania australes, Sardinia, Sicilia, Italia australis, 

 Africa boreaiis. \ 



3. G. nitens (Guss. Prodr. Sic. I, 50 sub Agrostide) annuum 

 saepius pluricaule, caulibus erectis vel ascendentibus inferne saepe 

 geniculatis, foliis linearibus planis, ligula elongata, panicuia spici- 

 formi contracta densji, glumis basi subventricosis parum inoequalibus 

 lanceolatis longe attenuatls acutis carina scabris, glumella villosula 

 obtusa apice longe bireta basi arista geniculata glumas subsequante 

 aucta O. G. nitens Goss. et Dur. Alg. p. 68. — G. triaristatum 

 Dur. Expl. Alg. tab. 40, fig. L — Lachnagrostis niteds Trin. Gram. 

 Ic. tab. 243. — Triplachne nitens Link. — Millium lendigerum Del. 

 Eg. ex Asch. non L. 



Hab. in arenosis maritimis, Cilicia Trachea ad Genova (Peron!), Cyprus 

 ad Pr. S. AndrefB (Sint. et Rigo !), Egyptus ad Maxi et Ramleh prope Alexan- 

 driam (Let. IGO !). 



Ar. Geogr. Sicila et ejus insulse, Africa borealis. 



