FILICES. PRAESERTIM INEUCAE ET lAPOXICAE. 57 



Ab speciebus sequentibus nullo negotio disfinguenda^ rliachi partial! costisque supra sulcatis ct in suloo laevibus, 

 . porro maculis fuscis pai-eiichymatis inter nervos'luci oppositi trauslucentibus, variae extensiojiis, abbmnatis 



puuctiformibus s. striaeformibus et iu lamina iuveuili iam obviis. In sons achiHis receptaculuni bifidum cre- 



brius, quam in aliis speciebus observatur. 



Hab. lava, variislocis: BL., zipPELitJS. — ^«wrtr/mocc?>^.: korthals. 



4. Gyathea korthalsii mett. Folia subchartacea rigidula, supra laete, infra pallide viridia hi- 

 pinnatisecto-pinnatipartita; pctiolus?; rhacMs primaria infra flavo-rubclla, vix nodulosa. supra brcviter 

 ferruginco-tomentosa, secundaria infra laevis, paleis paucis eloiigatis ftaccidis adspersa, supra s\dc«t.a 

 adpresse ferrugineo-hirsuta; segmenta primaria ad 1{' longa, subsessilia elongato-obloiiga, secundaria 

 2 — 3" longa, 6 — 7'" lata, elongato-oblonga, apicc brcviter attcnuato obtusa profuudc pinnatipartita, 

 supra in costa, basi sulcata, adpresse ferrugineo-hirsuta, infra paleis buUatis fuscis squannilosa; laci- 

 niae approximatae ala angnstissima couflucntes, elongato-oblongae Icvissinie falcatac obtusac subinte- 

 gcrrimae; nervi manifesti tencri obliqni, utrinque 6—8, infcrlorcs furcati, 2 — 4 sorifcri; sori costulae 

 adpressi; receptaculum apice incrassatum ; indusium rigide mcmbrnnaccuni fntiscens, basi porfiistcntc 

 planiuscula antforsum plerumquc fissa; paraphyscs paucac abbrcviatae piliformcs s. e basi lalioro at- 

 tenuatae. 



C. lavankae bl. proxima et habitu conveniens, costis segmentorum secundi ordinis supra liirsutis, maculis parcn- 

 chymatis plane nuUis, soris costae adpressis, indusio basi persistente autrorsum fissa indusium Ilcmiteliao si- 

 raulante insignis. 



Hab. Sumatra occid.: korthals. 



5. Cyathea htmewodes mett. Folia menibranacea tenera lato-lanceolata bipinnato-pinnatipar- 

 tita; petiolus 7" longus rubello-fuscus dense ac breviter aculeolatus, pakis paucis fuscis Innoeolatis 

 squamosus; rhachis supra tenuiter tomentella, infra muricata; segmenta primaria infima 2— S" longa 

 petiolata, media sessilia 2' longa, 5—6" lata, elongato-lanccolata supra in rhachi dense tomentella; 

 secundaria supra in costa hirsuta, infra una cum costulis paleis minutis bidlatis pallidis squamulosa, 

 sessilia, ad 4" longa, 8—9'" lata, elongato-oblonga acuminata versus basin paulluluni attenuata, apice 

 crenata; laciniae approximatae, 5'" longac, If" latae, ala angusta confluciites, elongato-oblongae ob- 

 tusac intcgerrimae, rarius crenulatae; nervi utrinque ad 9 manifesti teneri laxi, obliqui, plericjue fur- 

 cati, inferiores 1—2 sorifcri; sori in basi laciniarum costulae adpressi; indusium mcmbranaccum fa- 

 tisccns, basi persistens, pateram planam s. cupuliformem minutam, integram, rarius antrorsum fissani 

 sistcns; receptaculum apicc incrassatum; paraphyscs paucac abbreviatae, partim piliformcs, partun 



basi dilatatae. 



Hab. Sumatra occid.: korthals. 



6. Cyathea crenulata bl. Emm. p. 244; hook. Spec. I. p. 25, 34; hassk. Pug. p. 22 e( 

 MHOOK loitrn. VII. p. 322. Folia subcoriacca s. coriacea, supra opaco-viridia subnitida, infra 

 pnllidiora. bipinnatisecto- (an bipinnato?) pinnatipartita; rhacliis primaria ac secundaria livido-subfusca, 

 infra vix levissime nodulosa et tomento furfriraceo flavo adspersa, rnox deuudata, supra ami costis 



' dense ferrugineo-tomentella ; segmenta primaria longius brcviusve petiolata, ad IJ' longa elougato- 

 oblonga acuminata, secundaria infra in costis costulisque paleis membranaccis pnllulis s. fuscis ova ,s 

 acuminatis squamulosa, sessilia s. petiolata, rcctangule patentia, ad 3'" longa, 8" lata elongato- 

 oblonga apice attenuato leviter crenata; laciniae contiguae subdistinctae, 4-5 longae i, latae, 

 elongato-oblongae obtusae leviter falcatac. leviter crenatae. apice integrae, rarms pmnatifldae; nervi 

 manifesti teneri patentissimi, utrinque 10-11, plerique furcati, inferiores sonfen; .on u nnque 3-4 

 costulae adpressi; receptaculum globose dncrassatum ; indusium membranaceuni ten. rum pallidum, apire 

 clausum denique dilaceratum et oinnino evanidum ; paraphyscs numcrosae brevissnnae pilifonnes, hinc 

 kide basi dilatatae. - C,atkea e.celsa ..... Bot. ZeU. VI. ^. 284; C.e.te>,sa .0... Enun,.p. ^^ parU.. 



Tu<l«.ii conditione et consisteutia ab speciebus antceedentibus et sequentibus diversa. 



Hab. lava: zoll. 1896 herb, kunzei, in m. Patoea („ arborea inermis") : bl., in m. Gede: zirrELms. 



7 Cyaihea zOLLINGEBIANA mett. Folia coriacea, supra opaco-nridia et in rhachi costisque 



fermgineo-hirsuta ac paleacea, infi-a pallida et in costis costulisque paleis alns lanccolat.s acuminatis 



ugXs aliis persist' ntibus minoribus ovalis denticulato-ciliatis squamosa ; petiolus cum rhachi nigro- 



