Avena. gramine^ 541^ 



punctato-scabridS apice membranacea breviter et acute bidentata 

 superne ad quartam partem Jongitudinis arista ea sesquilongiore 

 inferne planiuscula et subtorta instructa, palea margine remote 

 ciliatii f^. 



Hab. in monte Carmelo Palestinse ubi specimen unicum Maio 1840 legi. 



Sesquipedalis, folia caulina 4-5-pollicaria sesquilineam lata. Spica 2 '/2- 

 pollicaris angustissima, glumella vix 5 lineas longa. Species facie Ventenatam 

 macram referens, glum;! superiori quinquenervi, axi fragili et glumelld 

 coriacea involutii insignis. 



GAUDINIA (Pal. de B. Agrost., p. 95). 



Spiculse a latere compressse 4-7 tlorae in racheos excisuris sessiles 

 rachidi parallelse. Flores inter se distantes hermaphrodili vel sum- 

 mus tabescens. Glumse membranacese concavae carinatse inferior tri- 

 nervis mullo minor, superior 7-9-nervia. Glumella et palea membra- 

 nacese, illa major lanceolata raargine late scariosa apice bidentata 

 supra medium dorsum arista geniculata inferne tortili obsita, palea 

 bicarinata bifida. Squamulae t carnosulaj glabrce bilobfe. Stigmata 2 

 sessilia terminaiia plumosa lateraliter emer^^entia. Caryopsis lineari- 

 oblonga ventre sulcata macula iineari punctiformi apice contracla 

 et ciliata. — Herba annua spiculis in spicam longam arliculatam ad 

 articulos fragilem distiche dispositis facie Lolil. 



1. G. fragilis (L, Sp. IIV sub Avend) annua, cnlmis fasciculatis 

 erectis vel ascendentibus, foliis linearibns planis vaginisque molliter 

 villosis, ligula brevi obliqua,spica elongala, spiculis adpressis glabris 

 vel pubescentibus, gluma inferiore triplo minore acuta, superiore 

 acuta flosculis breviore, glumcllae arista llosculo longiore O G. fra- 

 gilis P, de B. — Schreb. Gram. tab. 24. — Host Gr. t. 54. — Fl, 

 GrsBC. tab. 88. — Rchb. Germ. tab 90. 



Hab. in arenosis praesertim regionis maritiniae Graeciap (Sibtli.), Zacynthus 

 (Marg!) ager Corinthiacus et iEtolia (Heklrl), Argolis (Sprun !), Bvzantium 

 (Noe I Clem I). insula Chios (Orph !), Anatolia occid. ad Smyniani (Fleisch !), 

 in Cilicia littorali (Per !), Syria littoralis (Gaill!), circa Damascum (Kyl) 

 Loci Transcaucasici indicati ad aliam speciem sj)ectant. 



Ar. Geogr. Lusitania, Hispania, Gallia niedia et australis, Helvetia aus- 

 Iralis, Belgium, Germaaia australis, Italia, Dahnatia, Africa boreaJis. 



ARRHENATHERUM (P. de B. Agrost. 35). 



Spicul^B a latere compressfe biflorffi s.Tpius cum rudimento pedi- 

 celliformi tertii floris, llore inferiorc masmilo, superiore herniaphro- 

 dito. Glumse membranacea^ concavic iiiferior brovior supcrior lalior 



