Phalaris. GRAMiNEiE 473 



-et Not. loc. cit. p. 11, fig. 7. — P. obvallata et Ph. riibens Trin. 

 Phal. p. 4 — Macrodon oWiiSws Elirenb. exs. 



Hab. in Syria ad Sidonem (Bll), Paleslina (Boissl), Egypto (Ehr ! Boiss! 

 Schwl Asch !). 



Hoec varietas formis intermediis in quibus spiculae neiitrae omnes elongat» 

 vel ramulorum tanium inferiorum praemorsaj sunt ad typura transit. Var. 

 prcemorsa in Hispania australi, Africa boreali, Abyssinid cum typo legitur. 



Ar. Geogr. Europse et Africse borealis regio mediterranea, insulne Cana- 

 rienses, Madera. 



* * Perennes. 



5. Ph. nodosa (L. Syst. Ed. 13, p. 68) perennis, caudice obliqno 

 SLibrepente,caulibusbasi in nodos l-loblongos mouiliformiter incras- 

 satis superne longe denudatis, panicula spiciformi oblonga vel cylin- 

 dracea, glumis lanceolalis acutis utrinque uninerviis ad carinam 

 viridem ala angusta inlegraad apicem usque producta et sensim atte- 

 nuata auctis, flosculo hermaphrodito villoso glumis dimidio breviore, 

 flosculo neutro unico lineari villoso glumella hermaphrodita triplo 

 breviore %. Fl. Graic. lab. 56. — Trin. tab. 81. — Ph. tuberosa L. 

 Sp. 79 (ex Parlat.). 



Hab in herbidis, cultis, Grsecia in Peloponneso (Heldr I). Attica (Sprun ! 

 Heldr!), Byzantii (Murm!), Groeciae iusulis (Sibth.), Greta (Raulin !), Rhodo 

 <Bourg!), Ciliciu (Per.), SyriA littorali et Libaiio (BI! GaiH!), ad Aleppo(Ky. 

 227!), in Mesopotamia (Haussk!), Caucaso et Transcaucasia (Ledeb.). 



Ar. Geogr. Europse et Africce borealis regio mediterranea, insulae Cana,- 



rienses. 



6. Ph. truncata (Gass. Syn. I, 1 18) perennis, caudice brevi 

 cespiloso caules fertiles elatos et fasciculos steriles edente, vaginis 

 non inflatis, panicula spiciformi cylindracea, glumis oblongis obtusi- 

 usculis prope marginem uninerviis ad carinam ala integra superne 

 laliore et oblique truncata rotundata auclis, flosculo hermaphrodito 

 adpresse hirsuto glumis subtriplo breviore, flosculis neutris binis 

 hirtis squanifleformibus vix conspicuis % Ph. aquatica 'Desl Atl. 1, 

 56 (ex cl. Gosson.). 



Hab. in pascuis, cultis, Byzantii (Noe 732!). 



Differt a Ph. nodosd caudice incrassato cespitoso et caulibus basi non 

 nodosis, glumarum ala sub apice oblique truncata et rotundata, squamulis 

 neutris binis. 



Ar. Geogr. Gallia australis prope Massiliam, Italia, Sicilia, Africa borealis. 



7. Ph. caerulescens (Desf. Atl.I, p. 56), caudice obliquo, cau- 

 iibus bhsi in nodos 1-3 incrassatis, foliis acuminatis, vagina supcriore 

 subinflata, panicula spiciformi oblongo-cylindracea, spiculis basilari- 

 bus interdum neutris, glumis sfcpius caerulescentibus lanceolatis 

 .acuminatis prope marginem unirierviis dorso ala lata eroso-dentata 

 •excurrente vel sub apice evanida auctis, flosculo liermaphrodito ghi- 



