MACLOSKIE: REVISION OF FLORA PATAGONICA. 17 



Mexico, Chili : N. Patagon., Territory of Neuquen. D. 



Add Macl., p. 134: 



ADIANTUM L. Maiden-hair Fern. 



Fruit-dots marginal under the reflexed ends of the delicate lobes of 

 the fronds: sometimes confluent. Stipes slender, black and shining. 

 Segments of frond i -sided, no distinct midrib. 



A. CHILENSE Kaulf. 



Stipes (in speciminibus patagonicis 1-2 dm. altus) atque rachis glab- 

 errima, nitens, atro-brunnea ; frons ovata vel ovato-lanceolata, 2-3-pin- 

 nata; pinnulae vix coriaceae, reniformes vel rhomboidales, integrae vel 

 leviter lobatae, breviter pedicellatae, steriles denticulate ; indusia semior- 

 bicularia, scariosa, inter se approximata; sporangia ovata; spori triedri, 

 glabri, laevissimi. 



N. Patagonia by Rio Carren-leofu, not rare; S. Patagonia by Lago 

 San Martin, very rare, only a few poor specimens having been noticed 

 here, by Skyring Water ; Falkland Is. Chili and Peru. 



Description. Stipe and rachis glabrous, dark brown and shining; 

 frond ovate or ovate-lanceolate, bi-tri- pinnate; pinnulae scarcely cori- 

 aceous, reniform or rhomboid, entire or slightly lobated, very short 

 pedicillate, sterile pinnulae denticulate ; indusium semiorbicular, scarious 

 at the margin ; sporangia ovate ; spores glabrous. D. 



A. SULPHUREUM Kaulf. 

 Syn. Asplenium subsulphtireum Remy. 



Stipes glaber, atro-brunneus, nitens, ad 2 dm. altus (in speciminibus 

 patagonicis); frons ovalis vel ovali-lanceolata, rachi glaberrima, atro- 

 brunnea, nitente, ad axilla ramorum genuflexa, 2-3-pinnata, pinnis rotun- 

 dato-reniformibus, pedicellatis, crenatis, in facie superiore viridibus, glabris ; 

 in facie inferiore sulphureo-farinosis ; indusium semiorbiculare, ad margi- 

 nem scariosum, subtus sulphureo-farinosum ; sporangium rotundatum. 



W. Patagonia, in the upper part of the valley of Rio Aysen, on rocks at 

 the height of about 500 m.; Central and South Chili. 



Description. Stipe glabrous, dark brown, shining; frond oval or 

 oval-lanceolate, bi-tri-pinnate ; pinnae rotundate-reniform, pedicellate, 

 crenate, green and glabrous on the upper side, underneath sulphureo- 



