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rotundatü asperulae. gibbis aequatorialibus tuberculiformibus, ceteris rugi- 

 formibus, brevibus vel longis, rectis ve! flexuosis, ramosis vel connatis; 

 microsporaealbidaevelflavidae, latere rotundato gibbis liberis vel connatis, irreg- 

 ulariter et plus minusve grosse tuberculiformibus vel bacilliformibus ornatae. 

 Sumatra (Deli, Sibolangit, J. A. Lörzing No. 4210) 



Selaginella robustipes, v.A.v.R., Mal. Ferns & All., Suppl. I, Corr., 72. 



Heterophyllum, Pleiostelicae. — Caules erecti, probabiliter usque ad 60—75 

 cm. alti, parte inferiore simplices, stipitiformes, in sicco sordide straminei, 

 irregulariter sulcati, basin versus 3 — 4 mm. crassi, parte superiore pinnatim 

 ramosi, foliis axillaribus rachidis primariae magnis, ovatis, usque ad 6 

 mm. longis et 4 mm. iatis, ad vel infra medium latissimis, acutis vel 

 breviter acuminatis; pinnae ovatae vel lanceolatae, ascendentes vel patentes, 

 centrales maximae, usque ad 15—25 cm. longae, 2-pinnatae vel sub-3- 

 pinnatae, non raro pinnis accessoribus axillaribus basi articulatis munitae; 

 rami tertiarii suberecti, simplices vel furcati vel interdum subpinnati ; ramuli 

 Ultimi 1 — 3 cm. longi vel terminales valde elongati caudiformesque, foliis 

 lateralibus inclusis 2 — 3'/2 mni. lati, a basi apicem versus sensim angustati. 

 Folia heteromorpha, intege.rrima, anguste pellucido-marginata; folia lateralia 

 caulina et partis inferioris rachidis primariae horizontalia, remota, subpetiolulata. 

 subfalcato-oblonga, acuta vel acutiuscula, maxima 5 — ö'/z mm- longa 

 et 2— 2'/4 mm. lata, basi superiore rotundata, plicata, inferiore rotundato- 

 cordata; lateralia ramorum et partis superioris rachidis primariae sensim 

 minora et minus remota; lateralia rachidum secundariarum basi superiore 

 rotundato-cuneata et conspicue plicato-revoluto-auriculata, basi inferiore 

 rotundato-truncata; lateralia ramulorum contigua, ascendentia, maxima 2 — 2'/2 

 mm. longa, inferiora distincte sed superiora non vel vix plicata ; folia intermedia 

 erecta; intermedia caulina subpetiolulata, lanceolata, usque ad 4: 5 mm. 

 longa, acuta, basi interiore rotundata, exteriore vix producta, subcordata, 

 auricula plicata; intermedia partis ramosae sensim minora et minus remota; 

 intermedia ramulorum imbricata, semiovata, subfalcata, breviter acuminata, 

 distinctius pellucido-marginata, semifacie inleriore recta, exteriore rotundata, 

 basi valde oblique adnata, extus anguste cuneata. Spicae ad ramulos Ultimos 

 terminales et solitariae, tetragonae, usque ad + 2 cm. longae, 1 V2 — 2(adultae 

 usque ad 3) mm. crassae; sporophylla suberecta, demum patentia, ovata, 

 acuminata, integerrima, pellucido-marginata, carinata, ventralia usque ad 2 mm. 

 longa, dorsalia paullo minora; macrosporae flavido-albidae, dense et graciliter 

 verruculosae; microsporae flavido-albidae, gibbis tuberculiformibus, bacilli- 

 formibus vel capitato-clavatis, liberis vel interdum lateraliter connatis munitae. 



The stipes are 4— 5-stelical or 3-stelical with a tendency to become 

 4 — 5-stelicaK with the steles placed in 4 - 5 planes, i.e. arranged in 1 line 

 from the ventral one to the dorsal one. 



Celebes (Minahasa, S. H. Koorders Nos. 19761/5, 19766^). 



