g22 GRAMiNEiE Colamagrostis . 



branaceffi carinat» subcompressae. Glumse binse (rarissime unica) 

 basi callo insjdenles. Glumella basi (et rarius undique) pilosa apice 

 denlicuiala vel bifida ex apice, dorso, vel paulo supra basin aristata 

 rarius muUca; palea bicarinata. Squamulae binae. Slyli 2 brevissimi, 

 stigmala plumosa ad basin emergentia. Garyopsis lineari-oblonga 

 ventre sulcala hilo lineari glumellis inclusa sed libera. — Ilerbae 

 perenncsspiculis paniculatis. — Genus affine Agrostidi ad quava spe- 

 cies nonnulliB facie valde accedunt, ab ea flosculo basi piloso sem[)er 

 dignoscendum. Pedicellus flosculi slerilis in nonnullis specibus adest 

 vel deticil. Deyeuria igitur utel Apera ab Agrostide et Calamagros- 

 tide generice non sejungenda. 



Skct. I. EPIGEIOS Koeh Syn. — Flosculi slerilis rudimenlum nullum. 



\. C. agrostoides perennis valde stolonifera. culmis ereclis 

 elatis, foliis linearibus planis margine scabris, ligula oblonga, pani- 

 cuUe purpureo-nigricantis contractae lanceolatee composita3 ramis 

 slrictis densifloris pedicellisque scabris, glumis lanceolatis acutis 

 cariria scabris subinsequalibus. glumella glumis subbreviore basi 

 unilateralilcr pilis brevissimis obsita obionga acutiuscula sub medio 

 dorso arislalii arista geniculat^ breviter exserta rarius subrau- 

 tica, paiea nuila %. Agrostis calamagrostoides Regel Ind. Petrop. 

 1863, p. SS 



Hab. in jugo Mamis3on ditionia Radscha Gaucasi (Raddel) ad Gutgora 

 inontis Kaischaur (Owerin !). 



Sesquipe ialis. panicula angusta 2-3-pollicaris, glumae 1 V» 1'^- longae. Folia 

 radicalia 3-4-pollicaria 1-1 V» lin. lata. 



/3. Pontica. — Folia eloiigata angu.s'liora subconvoluta^ aristaa 

 paulo longius exsertie. — A. canina var. spicuiis majortbus Bal. 

 Bull. Soc. Bot Fr. XXI, p. 12. 



Hfec species Calamafjrostidi nec Agrostidi ob penicillum pilorum ad glu- 

 mellte basin etsi brevissimurn tamen manifestum adnumeranda est Allinis 

 C. Baldiisfc ab eA dilTert radice stoloniferl, foliis elongatis, glumellaj pilis 

 breviss.imis. aristS doi-sali nec basilari Ambo ob paleam deficientem rarius 

 miniuiam ad .sectioqem Trichodium accedunt. 



2. C. Balansae, cespilosa radice fibrosa, culmis erectis vel 

 basi geiiiciiiata ascendentibus, foliis linearibus acuminatis planis, 

 ligula ohlonga dentata, paniculae contractse angustae apice nutantis 

 ramosa} rainis strictis inferne nudis pedicellisque scabris, glumis 

 purpurasceiitibus lanceolatis acutissimis subcCquilongis carina sca- 

 bris. giuiiiella basi pilis ea triplo brevioribus obsila glumis tertia 

 parte breviore apice denticulata paulo supra basin arisla geniculala 

 inferne subtorla e glumis breviler exserta aucfa, palea brevissimd 

 vel nulia %. Agrosiig Lazica ex parte Bal. tiaiL Soc. 6ot, Fr. 

 XXI, p. I-J. 



