427 



dein evanesceulibns; stipitibus corapressiuscnlis, levitor sul- 

 catis, dense paleaceis, paleis aliis majoribns, pallide-fusce- 

 scentibus, basi atratis, ovatis, patulis, margine dentatis, 

 aliis miuoribns, adprcssis, margine dentato - ciliatis ; sporan- 

 giis sordide luteis, paleis interspersis , annulo flavescenti, 

 delicatulo, unicolori; sporis oblongis, magnis, nudis , flavis. 



Caudex pollieem longus, seraipolliccra crassus, paleis 

 lanceolato-linearibus, aeuminaiis, reraote dentato -serratis. 

 Lamina frondis sterilis 2 — 3 poll. longa, 12 — 15 tili, lata, 

 stipite crassitie pennae passerinac, 1 — l J / 4 poll. longo. La- 

 mina frondis fertilis i*/g — 2 1 /« poll. longa, 4 — 6 lin. lata 

 stipite 4 — 6-pollicari. 



Ab A. Gardneriano Kunze in Fee Histoire [des Acrost. 

 p. 55. t. 15. üg. 3. satis distinetnm? 



In Iruncis arborum Colonia Tovar Columbiae, Moritz 

 n. 259. 



b. Frondes lajriusculae. 



A. meridense Kl. Caudice erecto, radicante, dense - 

 paleaceo, paleis auguste-lanceolatis, acnminatis, nilido-ca- 

 staneis, serrato -ciliatis; frondibus sterilibns oblongo- lanceo- 

 latis, acuminatis, basi inaequaliter attenuatis, membranaceis, 

 laxiusculis, eurvatis, subintegerrimis, brevi stipitatis, paleis 

 lanceolatis, ciliatis, rufidulis undique obsitis; frondibus fer- 

 tilibns lineari- lanceolatis, acutis_, longius stipitatis, brevio- 

 ribus, supra sparsim — stellato - pilosis ; costa utrinque promi- 

 nente _, planiusculaj pallide flavida stipiteque cvanescenti- 

 paleacea, paleis lanceolatis, ciliatis, nitido-castaneis; venis 

 reraoliuscnlis, immersis, furcatis; stipite semitereti, supra 

 sulcato, ad basin articulatim-incrassato; sporangiis sordide - 

 olivaceis, obovatis; jsporis oblongis, olivaccis, inaequaliter- 

 marginalis. 



Caudcx crassitie digiti minoris. Lamina frondis storilis 

 10 — 14 poll, longa, '/a" pollieem lala, stipite pallidc-flavido, 



