SELAGINELLACE^E. 



101 



Closely resembles in its appearance Selaginella involvens ; but widely 

 different from it in its solitary steins with much more cuspidate leaves. 

 8. Selaginella Somai HAYATA sp. nov. (Fisr. 66). Planta decumbens 



a 



Fig. 66, Selaginella Somai HAYATA; a, apical portion of a branch; b, the 

 same, seen from different side; c, a dorsal leaf; d, a ventral leaf; e, f, dorsal leaves 

 of a spike ; g, a ventral leaf of a spike. 



secus totam longitudinem radicans ramosa. Caulis toto folia tus. Folia 



dimorpha : dorsalia minora adpresse disposita ascendentia oblique oblongo- 



ovata 2 mm. longa minus quam 1 mm. lata apice cuspidata basi oblique 



leviter cordata margine serrulata. Folia ventralia majora patentia oblique 



ovato-oblonga 3 mm. longa apice acuta basi 



rotundata obliqua margine serrulata. Spicre 



complanatae resupinatee 7mm. longre 3mm. 



Iata3 ; bracteis dimorphis ; ventralibus minoribus 



cuspidato-rhomboidalibus 2 mm. longis 1 mm. 



latis apice acuminatis basi triangular! obtusis 



margine serrulatis ; dorsalibus rnajoribus cuspi- 



datis triangularibus 2 mm. longis I mm. latis 



apice acutis basi rotundatis serrulatis oblique 



costatis, ad costas alatis, alis ^ mm. longis. 



HAB. Kusukusu et Maruyama, leg. T. SOMA, 

 1910. 



Near S. promftora, but differs from it in 

 having contiguous leaves and less ciliolate bracts. 



Fig. 67, Selayinella mor- 

 risonensis HAYATA; a, a portion 

 of a branch ; b, a dorsal leaf; 

 c, a ventral leaf. 



