1V6 103. SELAGINELLA. A'. MONOSTELICAE. b*. BISULCATAfi. 



orange-coloured or yellow, provided with crowded conical projections on 

 the basal side. 

 Sumatra. 



b. Heterostachys. 3. aubefosae. 



1. Shoots to about 8 cm. long ('). 



A Lateral leaves entire or at best denticulate. 



X Intermedial leaves distinctly cuspidate. (140) S. Junghuhniana. 

 XX Intei'medial leaves not or slightly cuspidate. 



(141) S. Zollingeriana. 

 A A Lateral leaves ciliale or ciliolate, at least on 1 side at the base. 

 + Lateral leaves decurrent on the lower side at the base. 



(142) S. Karnbachii. 

 + + Lateral leaves at best broadly adnate, but not decurrent, at 

 tlie base. 

 O Both sides of lateral leaves ciliate or ciliolate. 



(143) S. raacroblepharis. 

 OO Only one side of lateral leaves ciliate o?* ciliolate. 



V Spikes to 2 mm. broad. 



O Lateral leaves obtuse. (144) S. polyblepharis. 

 OO Lateral leaves acute. (145) S. philippina. 



VV Spikes more than 2 mm. broad. (146) S. Zahnii. 

 l.f. Shoots more than 8 cm. long tohen fully developed. 

 9. Sporophylla hardly lieteromorpJious. 



X Lateral leaves more or less ciliate or ciliolate. 



(147) S. birarensis. 

 XX Lateral leaves entire or at best denticulate. (148) S. decipiens. 

 2.9. Sporophylla distinctly heteromoi~phous. 



3. Intermedial leaves not or slightly cuspidate. 



S. Sporophylla of the lower plane ciliate or ciliolate. 



V Spikes to 2 mm. broad. (149) S. Hollrungii. 

 VV Spikes more than 2 mm. broad. 



(150) S. Teysmanni. 

 4.4. Sporophylla of the knoer plane entire, at best denticulate. 



(1) See also (160) %. tcnulfolla Spi-ing and (161) %. arlstata Spring. 



