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suberectis, ca 1^/2 — 3 cm. longis, superioribus simplicibus vel 

 furcatis, inferioribus pinnatis, pinnalis paiicis, simplicibus vel 

 furcatis 2Xfurcatisve, ramulis ultimis ca 2 — 6 mm. longis, foliis 

 lateralibus inclusis ca 2 — 3 mm. latis. Folia imdique dimorpha; 

 folia caulina valde remota; folia ramuloram ultimorum minus 

 remota; folia lateralia caulina patentia vel horizontalia, oblonga, 

 ca 2 mm. longa, basi ca 1 mm. lata, valde obtusa, margine su- 

 periore minute denticulata vel . apicem versus + integerrima, 

 margine inferiore integerrima, basi superiore dilatata, late rotundata, 

 basi inferiore auguste cuneata; folia intermedia caulina ovata, 

 acuminata, ca U/o mm. longa, inaequilatera, minute denticulata, 

 latere inferiore latissima, basi rotundata; folia ramulorum foliis 

 caulinis similia sed minora, lateralia vix obtusiora, basi superiore 

 minus dilatata, margine superiore apicem versus integerrima, folia 

 intel'media incurvato-falcata, subcarinata. Spicae oblongae, ca 

 3 — 5 mm. longae, ca 2—3 mm. latae, platy.stichae, resupinatae; 

 sporophylla lateralia foliis lateralibus similia sed minus obtusa, 

 subacuta, late carmata, inferiora patentia, usque ad 2 mm. longa, 

 haud imbricata, superiora plus minus ascendentia; sporophylla in- 

 termedia ascendentia, ovata, acuminata, usque ad U/o mm. longa, 

 aequilatera, minute denticulata, carinata; macrosporae albidae, 

 dense minute et decidue papilloso-verruculosae; microsporae coa- 

 cervatim accumulatae aurantiacae vel albidae, dense tuberculato- 

 verruculosae. 



Near S. elegantissima Warb., but narrower, more robust, 

 with the latéral leaves very biunt; microspores apparently reti- 

 culate by the sharply bounded projections. 



Celebes (Bada, le Cocq d'Armandville). 



§eia;;iBielia kelra-a.yam. r. .J. r. H. 



Heterophyllum, Monostelicae, b^ Siiberosae. — Herba nana, e basi 

 decumbente et radicante probabiliter erecta, caespitosa, caulibus 

 in circuitu lanceolatis, adultis ca 10—15 cm. longis et 1^/2 — 4 

 cm. latis, rachide straminea, leviter compressa, leviter sulcata, ca 

 1/3 mm. crassa, 1-stelica, foliis lateralibus inclusis ca 2 mm. lata; 

 pinnae erecto-patentes, centrales maximae, ca II/2 — 4 cm. longae, 

 pinnatae; pinnulae simplices vel furcatae ; ramuli ultimi usque ad 

 ca 1^/4 cm. longi, foliis lateralibus inclusis ca 1 mm. lati vel vix 

 latiores. Folia undique dimorpha; folia lateralia suberecto-patentia- 



