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rugulosae, costis apicalibus coronula cinctis; microsporae parte 

 rotundata gibbis subcylindricis vel capitatis ornatae. 



Near S. biformis A. Br. 



Celehes [Maros^ Teysmann No. 12794). 



»§elais;iiiella iMiiiseiilifolia r. A, r. Mi, 



Heterophylluïn. Monostelicae, a-^ Caukscentes. — Càulea erecti, 

 plus minus 30 cm. longi vel longiores vel breviores, parte 

 inferiore simplices, angulosi, sulcati, 1 — 2-stelici, superne pinnatim 

 ramosi, ramificationibus foliisque in sicco involutis; pinnae haud 

 copiosae, 2-pinnatae, ramulis simplicibus vel furcatis, ramulis 

 ultimis usijue ad 2 cm. lungis, foliis lateralibus inclusis ca 2 — 

 3 mm. latis. Folia caulina et folia inferiora rachidis primariae 

 Isomorpha, erecta, triangulari-subulata. marginibus setulosis vel 

 spinuloso-ciliatis, basi cordata; folia superiora rachidis primariae 

 et folia ramorum ramulorumque dimorpha; folia lateralia rachidis 

 primariae et rachidum secundariarum paullo remota, subpatentia; 

 folia lateralia ramulorum plus minus contigua et erecto-patentia 

 vel paullo remota et subpatentia, falcata, usque ad U/q mm. 

 longa, fere 1 mm. lata, firma, apice pungenti-acuta vel- acuminata, 

 marginibus basin versus + remote setulosis vel spinuloso-ciliatis, 

 apicem versus sensim plus minus remote et acute dentatis vel 

 denticulatis, basi late adnata, angulis basalibus liberis auguste 

 rotundatis vel angulo posteriore auguste truncato; folia inter- 

 media lanceolata, recta, parallela: folia intermedia ramulorum 



ultimorum ca 1^/4- 1^2 i^^™- lo^^ê'^'^r '-'^ "^/2~"'V4 ™^^^- ^'^^'"^^ acute 

 acuminata, marginibus basin versus remote setulosis vel spinuloso- 

 ciliatis, apicem versus + acute dentatis vel denticulatis, basi 

 valde obliqua, basi interiore cuneata, exteriore + cuneata, vel 

 rotundato- vel subcordato-producta. Spicae usque ad 2 cm. longae, 

 tetragonae vel subtetragonae, ca 2 mm. crassae; sporophylla 

 isomorpha, ovata, ca 1^/4 mm. longa, acuminata, carinata, mar- 

 ginibus basin versus remote setulosis vel spinuloso-ciliatis, apicem 

 versus plus minus dentatis vel denticulatis: macrosporae flavido- 

 albidae, dense et minute verruculosae vel rugulosae: microsporae 

 non vidi (microsporangia omnia eftbeta). 



Very distinct by its conspicuously acute and spinuloso-ciliate 

 leaves giving the plant a thorny appearance when seen under 

 the lens. 



