macrosporae albae, in quoque macrosporangio 2, gibbis plerumque flexuosis, 

 ramulosis vel reticulatis irregulariter rugulosae, apice crista undulata, annuliformi 

 cincta, costis apicalibus deficientibus; microsporae probabiliter desunt. 

 Banca {Mt. Menoembing, H.A.B. Bünnemeijer No, 1456). 



Selaginella palembanica, v. A. V.R., Mai. Ferns & All., Suppl. I, Corr., 67. 



Heterophylhim, Monostelicae, Ascendentes. — Caules erecti vel e basi dec- 

 umbente ascendentes, adulti probabiliter 20 cm. superantes, pinnatim ramosi, 

 rachide primaria in sicco + 1 — I'/a nim. crassa, pallide fusca, angulosa 

 vel sulcata, foliis lateralibus inclusis + 6 — 7 mm. lata ; pinnae ascendentes, 

 usque ad + 5 cm. longae; pinnulae obliquae, superiores simplices, cen- 

 trales furcatae, inferiores parce pinnatae; ramuli Ultimi breves, 3 — 3'/2 

 mm. lati. Folia ubique heteromorpha; folia lateralia venula spuria submarginali 

 cincta; lateralia rachidis primariae pauUo remota, horizontalia,3 — 3V2 mm. longa, 

 obtusiuscula vel acutiuscula, semifacie superiore in parte superiore integerrima 

 vel obsolete denticulata, basin productam et conspicue auriculato-cordatam 

 versus relative longi-ciliata, ciliis superioribus subabrupte abbreviatis et 

 dentiformibus, semifacie inferiore integerrima vel obsolete denticulata, basi 

 rotundato-cuneata; lateralia ramulorum ultimorum crebriora, patentia, minora, 

 usque ad + 2 mm. longa, saepe acutiora, inter venulam spuriam submar- 

 ginalem et costam venulis spuriis abbreviatis vel interruptis 2 ornata, supra 

 marginem inferiorem versus pilis perbrevibus, spinuliformibus, paucis, sparsis 

 munita, basi oblique rotundato-cuneata; folia intermedia erecta, rotundato- 

 vel oblongo-ovata, pellucido-marginata, cuspidata, cuspide longitudine lam- 

 inae; intermedia rachidis primariae abrupte cuspidata, margine interiore 

 ciliata, margine exteriore ciliolata, basi semicordata vel oblique 2-auric- 

 ulato-cordata, basi exteriore producta; intermedia ramulorum ultimorum 

 acuminato-cuspidata vel minus abrupte cuspidata, parce serrulata ad cili- 

 olata, basi oblique rotundata vel rotundato-cuneata. Spicae ad ramulos 

 Ultimos terminales et solitariae vel specie 2-nae (i.e. ad ramulos perbreves 

 solitariae), tetragonae, 1 — l'/2 mm. crassae; sporophylia lanceolato-ovata, 

 acuminata, pellucido-marginata, ciliolato-serrulata, carinata, usque ad 172 

 mm. longa; macrosporae 2 in quoque macrosporangio, albidae, sat crebre 

 et irregulariter reticulatae vel rugulosae, apice plus minusve applanato crista 

 annuliformi cincto, costis apicalibus carentibus; microsporae flavidae vel 

 pallide aurantiacae, latere basali gibbis bacilliformibus vel acicularibus ornatae. 



S. plumea Spring var. trichobasis differs from this principally in having 

 the spikes stouter, v\^ith 4 macrospores in each macrosporangium. 



Sumatra {Palembang, Buurman van Vreeden No. 120*). 



Selaginella oviformis, v. A. v. R. 



Heterophyllum, Monostelicae, Caulescentes. — Ca\x\es erecti, 30-35 cm, 

 longi, parte inferiore simplices, in sicco straminei vel pallide olivacei, 



