AGROSTIGHUM. 



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cissimse aut sub-ramosse, atro-fusc3e, nudae aut parumper tomentosoe. ' Pate 

 dense imbricatae, scarios^, magnitudine incequales, ovato-acuminata^, ovato- 

 lanceolatoe aut obtusac, margine remote lacerse, planiusculie aut concayge, 

 reticulatse, fuscae. 



■ 



Frons sterilis ^lfertilis ex eodem caudice prognata?, utraque, fertilis longius, 

 stipitata, simplex, integra. 



. Stipes basi assurgente, crassiore et squamosa atro-fuscus, dein sat erectus, 

 stramineus, frondis sterilis semiteres ct marginatus , fertilis teretiusculus, utrius- 

 que leviter canaliculatus. 



Frons sterilis 4-7-pollicaris, f-i polL lata, laneeolata, obtusa, inferne 

 sensim angustato-decurrens, margine integerrima vel leviter repanda, obsolete 

 marglnata, sub-midulata, glabra, coriaceo-opaca, subtus flavescente-virens 

 squamisque minutis, stellatis, laceris, paucissimis, oculo nudo vix conspicuis, 

 obsita. Costw medioz supra planEe^ subtus convexiusculse. Vence laterales in pagina 

 inferiore tantum distinctfe, tenerae, parallelce, maximaeparte simpliciter furcat^e. 



Fertilis stipite 4-pollicari gracili suffulta, 4-pollicaris, paululo plus i unc. lata, 

 lineari-lanceolata, obtusa, inferne angustata, margine tenuiore revoluta^ paulur 

 lum erosa nec non undulata, supra glabra, costa media obsolete canaliculata, 

 avenia, subtus, costa media prominula margineque angusto inflexo exceptis, 

 capsulis obducta. 



Capsul^ minimae, pedicellatas; arctissime sibimet approximatce , pallide ferru- 

 ginese, lenticulares, turgid^, annulo incompleto, lato, plano, panido, cinctce, 

 irregulariter transverse a latere uno dehiscentes. Pedicelli tenerrimi, saturate 

 ferruginei; capsulis delapsispersistentes, unde pagina frondis inferior tum tomen- 

 tosa. Sporce sub-angulatas, pallide fuscse. 



EXPLICATIO TABUL.E. 



Fig. i. Squamce caudJcis; magn. auctm. 

 Fig. 2. Segmentum frondls fertilis ; auct. 

 Fig. 3. Capsulae ; atict. 



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