146 
recedens et polins cum D. membranulosa congrait, & quo 
vero statura gigantea, lamina enim ultra 1’ longa, differt. 
%. Dennstaedtia Bernh. 
Dennstaedtia D’Orbignyana Kuhn. 
Rhizoma deest; folia memhbranacea supra opaco-viridia, 
glahra, infra ad costam tenuiter pubescentia; rhachis partialis 
livido-fusca, tenuiter hirta; lamina subtripinnatisecta; seg- 
menta primaria breviter petiolata, petiolulo 2” longo, lanceo- 
Iata, ultra 1’ longa, media 6 lata; secundaria sessilia, rec- 
‚sangule patentia %'r — 3“ longa, 9 Iata, e basi exeise- 
trancata, oblongo-lanceolata profunde pinnatipartita, apice si- 
nuato-serrata, basalia 1’ longa; laciniae basi inferiore de- 
eurrenfe confinentes inaegualiter ovatae, obtusae, ineisae; lobi 
antiei infimi truncato-obtusi, bi-tridentati, proximi bifidi, su- 
periores indivisi breviter lineares, obtusi, porrecti dentes infe- 
riorum plerumque ‚abhreviati, obtusi, steriles, rarius soriferi; 
sori plerumque lacinulas superiores, hine inde et terminalem 
‘oecapantes porrecti; indusium latitndine lobuli fertilis hemis- 
phaericum; paraphyses nullae, 
Dennstaedtia incisa Mett, sc. 
Bolivia, Yuracares (D’Orbigny 278.). 
Dennstaedtiae incisae Nobis (Dicksonia incisa Fee mem. 
X. 9. T.%5. £ 1. ı. spec. — Guadeloupe (L’Herminier!) 
Martinica (Garnier 304! Hahn 63!) Jamaica (Street!) a Mettenio 
Dennstacdtia laciniata nominata) proxima, quae vero laciniis 
ultimis ineisis, lobis bidentatis gaudet. (K.) 
21. Microlepla Pr. 
Microlepia firma Met, 
Rhizoma repens setis rufo-ferrugineis dense vestitum ; 
foliä chartacea, siccitate alutacea, supra glaberrima, infra in 
