108 



cilibus , cellulis Debuloso-hyalinis teneris magnis 

 elongato-hexaedris (latitudine usque 3 longioribus) 

 ancutangulis, parietibus hyalinis vel flavescenti- 

 diaphanis tenuibus rectis, interaneis arcte et an- 

 guste parietalibus e flavo fuscis amorphis, centrum 

 latum grumuloso-nebulosum hyalinum relinquen- 

 tibus, globulis parvis flavis raro admixtis, mar- 

 ginalibus minoribus semi-hexaedris , soris in laci- 

 nulis apicalibus terminalibus parvis indusio usque 

 ad basin (lacinulae aequilatam) parumper rotun- 

 datam bilobo, lobis oblongo-rotundatis minute et 

 inaequaliter denticulatis parce ciliatis , receptaculo 

 elongato filiformi incluso, stipite apice ala undu- 

 lato-crispa marginato 2 '/2 — V/% centim. longo. Rhi- 

 zoma repens setaceum ramosum, pilis elongatis 

 flexuosis fulvis hirsutum, frons 7 — 10 centim. 

 longa, 3Va — 6 lata, membranacea tenera diaphana 

 olivacea. 



Ala rhacheos lata undulato-crispa jam primo 

 intuitu a vicinis distinguendum. 



Hab. Bolivia (Youracares), d'orbigny (H fbanq). 



117^ H, splendidum n. sp. Fronde lanceolata vel 

 lineari-lanceolata elongata bipinnatifida , laciniis 

 primariis patulis vel erecto-patulis remotis (imo 

 distantibus) rhomboideo-oblongis, secundariis erec- 

 tis (apice saepe recurvis) contiguis 1 — 2 furcatis 

 vel simpHcibus, lacinulis late linearibus modice 

 elongatis planis, apice rotundato integro, margine 

 minute denticulato, pilis stipitatis simplicibus fur- 

 c^ti^ve rigidis flavescenti-diaphanis , rh9,chi flex^uosa 



