lOii. SELAGINELLA. A'. MONOSTELICAE. b". INTEETEXTAE. 173 



narrower, with the upper edge subentire, or denticulate to ciliate 

 towards the base; of the lower plane paler, ascending, shorter, ovate, 

 acute to acuminate or cuspidate, keeled, ciliated; macrospores white or 

 yellow, finely verruculose to irregularly rugulose, the projections free or 

 connected; microspores minium-red or brownish, provided with conical, 

 subcylindrical, bacilliform or capitate projections on the basal side. — 

 Very variable. 



Forma olivacea: Leaves and dorsal sporophylla ohvaceous. 



Br. India across Malaya and Papua to North Australia. 



(136) S. lanceolata, Wafb., Mons., I, 123, tab. IV E. 



Shoots trailing, the stem yellowish, grooved, 1—1 'A mm. thick, the 

 branches 2 — 8 cm. long, twice branched; branchlets distant, often forked. 

 Leaves of the stem distant; of the lower plane spreading, doltoid-oblong, 

 3 mm. long, obtuse, very unequal-sided, the upper side dilated, rounded 

 at the base, much imbricated over the rachis, the edge minutely denticulate 

 at the base, the lower side narrowly cuneate at the base; of the upper 

 plane erect, ovate-lanceolate, cuspidate, minutely denticulate, somewhat 

 oblique and rotundate or subcordato-rotundate at the base; leaves of the 

 branchlets similar, but Vs as long and less distant, imbricate when young. 

 Spikes 4 — 8 mm. long, 3 mm. broad; sporophylla of the upper plane 

 broadly lanceolate, I'A mm. long, oblique, blunt, subsproading, imbricate 

 at the base, minutely denticulate; of the lower plane ascending, lanceolate, 

 hardly 1 mm. long, cuspidate-acuminate, keeled, minutely denticulate; 

 macrospores yellow, with conical projections on the basal side; microspores 

 orange-coloured, verruculose on the basal side, the projections tuberculiform. 



Celebes. 



b. llctcros(acil.yS. 2. BituMcatae. 



i. Lmcer sporophylla of the lower plane p^'oduced, much larger than the 

 follomng. (137) S. opaca. 



f.f. Lowe7' spo^'ophylla of the lowei' plane not produced, hardly larger 

 than the following. 

 9. Leaves of tlie Imver plane entire or at best denticulate. 



(138) S. Beccariana. 



