- 48 -- 



superiore apicciii et basin late mtundatum vertus minute denti- 

 culata, margiiie int'eriore integeirima vel apice .siibiiitegenima et 

 basi anguste truncatorotundata pai'ce denticulata; lateralia ramu- 

 loriim ultimonim similia sed minoia, magis conferta, 2 - 2^/2 lï^i^fi 

 longa, utrinque anguste pellueido marginata, minus inaequilatera, 

 basi superiore rotundato-cuneata, basi inferiore anguste rotundata; 

 folia intermedia erecta; intermedia caulina plus minusve remota, 

 ovato- vel obovato-oblonga, ca 21/2" '^ mm longa, sat sensim cuspi- 

 data, satis carinata, plus minusve copiose denticulata, basi biauri- 

 culato-cordata, basi exteriore producta, hamato-incurvata; intermedia 

 ramulofum similia sed minora, imbricata, basi interiore rotundata 

 vel rotundato-subcordata, basi exteriore leviter hamata. Spicae 

 solitariae vel 2-nae, ca IV2 — 2 mm crassae ; sporophylla ovata, 

 acuminata, carinata, denticulata, usque ad 1^/9 mm longa; macro- 

 sporae in macrosporangiis 4-nae, flavido-fuscae vel -albidae, indis- 

 tincte rugulosae vel sublaeves, cristis apicalibus annulo obsoleto^ 

 interdum déficiente cinctis; microsporae non vidi. 



Near S. atroviridis Spring but the latéral leaves not spuriously 

 nerved, at best provided with a few scattered sclerotic cells. — 

 S. Dielsii Hieron. differs in havig the intermedial leaves not 

 2-auriculate coidate. 



Malay name: Lonko-batu. 



Celebes (Papepekang-Bonthain, Teysmann No. 14188). 



o NellajKiiiella ««umatraiia. Hieron. «.V r. .1 . r. f{. 



Heterop/iyUum., Monostelicae a^ Radicantes. — S. atroviridem 

 Spring subsimilis sed: Folia lateralia relative angustiora, basi 

 magis inaequilatera, semifacie superiore apicem versus subinte- 

 gerriraa, basin versus ciliolato-denticulata, venulis spuriis inter- 

 ruptis; folia intermedia longius cuspidata, cuspide quam laminam 

 vix breviore; sporophylla elongato-ovata; microsporae gibbis aci- 

 cularibus vel bacilliformibus, apice non vel leviter incrassatis 

 ornatae. 



Sumatra {Loeboe Alang, Teysmann No. 2293). 



^e2as;'iiiella billîtoiieii!«i$. t\A.i\ii,: S. Grahoioskyi, 



v.Â.v.R. (not Warb.), Bull. Btz., 1911, I, 16, p.p. 



Heterophyllum, Monostelicae, a-* Ascendentes.-S. sungemagne- 

 anae v. A. v. R. subsimilis sed pinnulis simplicibus vel furcatis^ 



