Beckmannia. oramine.e 451 



€ompressae naviculares' ?equales muticse. Glumella ct palea mem- 

 hranaceoe, illa quinquetiervia paleam binervem bicarinatam am- 

 plectens in flosculo inferiore mucronala et glumas superans, in 

 lloscalo superiore mutica. Stamina tria. Styli duo, stigmala plumosa 

 pilis dentatis. Squamuljebinpe breviter lanceolatse dentatae. Caryopsis 

 elliptica latere compressa ventre sulcata. — Planta elata facie et 

 inflorescentiB Paspali vel Panid eruca^formis. — Genus hucusque 

 Plialarideis adnumeratum a cl. Bentliam rectius ut videtur Paniceis 

 ^ssociatum a quibus tameu flosculo inferiori quoque hermaphrodilo 

 iiiffert. 



1. B. erucaeformis (L. Sp. 80 sub Phalaride) perennis, 

 radice repente, culmis erectis olatis ibliosis basi incrassatis, foliis 

 planislinearibus elongatis, ligula elongata, spicis sessilibus linearibus 

 in racemum longum alternatim et unilateraliter dispositis inferiori- 

 bus dissilis superoribus subcontiguis, spiculis eximie et imbrieatim 

 distichis, glumis semiorbiculatis basi attenuatis apice oblique acu- 

 tatis prteter nervos transverse rugosis ^. B. erucceformis Host 

 Gram. tab. 6. — Rchb. Germ. fig 452. — Cynosurus erucoeformis 

 Ait. — Paspalum aristatum Msnch. 



Hab. in humidis, ad fossas, Peloponnesus in Arcadia (Bory), Thraeia 

 <Friv!), Lydia ad Ephesum (Boiss!), Tauria, prov. Gaucasicai et Transcau- 

 <;asia (Ledeb.), Armenia prope Erzerum ad Euphratem (Huet !). 



Ar. Geogr. Italia, Dalmatia, regio Danubialis, Rossia, Sibiria tota, Japonia, 

 Anierica borealis. 



Tr. II. LYGE.^ (Lange Pug. 24). 



Spiculae 2-3 hermaphroditae glumis destitulge uniflorae inferne in 

 tubura connatae foiin spathaeformi involutee. Genus a cl. Benlham 

 Paniceisanoraalis adnumeratum. 



LYGEUIM (l. Gen. p. 3i). 



Spiculae pedunculo communi brevi suffultae folio spathaeformi 

 involucratae. Glumella mutica palea multo brevior laneeolata acuta 

 inferne carnoso-coriacea glumellisque aliorum florum counata et 

 ionge sericeo-hirsuta apice libera. Palea multo longior hyalina biner- 

 vls bicarinata apice biflda inferne per dorsum aliis paleiset per mar- 

 ^ines caeleris glumellis connata. Squamulae nullae. Stamina tria fila- 

 menlis longissimis. Slylus indivisus longissimus ex apice spiculae 

 emergens. Caryopsis oblonga styli basi rostrata hinc convexa inde 

 plana et longitudinaliter sulcata macula hilari lineari longa notata 

 loculo coriaceo duro e glumellis coalitis formato inclusa. — Planta 

 i)erennis junciformis. 



