530 Mr LOWE, ON MADERAN BOTANY. 



Culmi bipedales et ultra, 2 — 3 ex uno cespite, vaginisque rhachique 

 ramisque primordialibus paniculag omnino laevibus, glabris. Pedicelli 

 floresque scabriusculi. Panicula 4 — 5-pollicaris, suberecta, apice subnu- 

 tante, subpauciflora. Spicule nitentes, semipollicares. Glumas carinatip, 

 trinervise; nervis prominentibus. Flos summus spicularum minor, mas- 

 culus, neuter, abortiensve, et ad pedicellum villosum reductus. Palea 

 inferior nervosa, sulcato-striata ; apice bifida; laciniis bifidis in setulas 

 albidas hispidiusculas productis : arista dorsali, fusca, subsemipoUicari, 

 i. e. flore duplo longiore, infra medium tortili. Folia radicalia plano-cari- 

 nata, arescentia conduplicata, Itevia, margine elevato, conspicuo, discolore, 

 serrulato-scabro, deorsum stepe undulato-plicata, s. corrugata ; apice 

 mirandum in modum obtusa, 2 — 3-pollicaria ; caulina superiora vix semi- 

 pollicaria. ^'^aginarum ora omnino nuda. Ligula elongato-triangularis, 

 acuminata, arete amplexicaulis, integerrima. 



11. Cynosnrus brizoides, nob. 



C. panicula lanceolata, gracili, coarctata; spiculis neutris amentaceis, 

 distinctis ; bracteis setaceis, aristisque confertis, rigidis, scabris. 

 Hab. in graminosis convallium Maderte rarior. 



Gramen annuum, exile, subinconspicuum. Culmi plures ex eodem 

 radice, tenues, 1 — 2-pedales. Folia flaccida, brevia. Panicula parva, 

 secunda, subpollicaris, simpliciuscula, a;qualis ; fructifera arete contracta, 

 saepe violaceo-purpurascens ; spiculis neutris spiculas Festucce, Pocb, aut 

 Brixte referentibus. Bracteee aristasque rectte, floribus multo longiores. 



12. Festuca juhata, nob. 



F. cespitosa : culmo superne paniculaeque lanceolatte, abbreviata?, 

 subcoarctatae, subsecundaB, rhacbi ramulisque pedicellisque puberulis, baud 

 scabris: spiculis lanceolatis, 3 — 5-floris, glabris; flosculis aristatis, sursum 

 aristisque scabris: foliis culmos superantibus subsetaceis, subcanaliculatis, 

 vaginisque striatis, glabris ; ligula brevissima, abrupta : radice perenni. 



Hab. rariss. in rupibus convallium Maderae, cum Deschanipsin argentea 

 nob., cui habitu simillima, nascens. Primus invenit Car. Lemann M. D. 



F. geniculatce Willd. {Bromo geniculato L., Festucce stipoidei Desf.) 

 proxima. DifFert radice perenni ; culmis baud geniculatis, dense cespitosis ; 

 pedunculis subsimplicibus, &c. 



