103. SELAGINELLA. AI. MONOSTELICAE. a 4 . ASCENDENTES. 97 



spores yellowish, provided with capitate or tuberculiform projections on 

 the basal side. 

 Mindoro. 



(39) $1. Saiicti Aiitouii. //.v.-m,.. Fed., Rep., X, 100. 



Shoots 50 cm. or more long, the lower part simple, stipitiform, 

 reddish- or greenish-stramineous, compresso-quadrangular, 2 mm. thick, 

 the upper part sub-4-pinnate, broadly ovate in outline; pinnae remote, 

 ovate or lanceolate, the largest 25 cm. long. Leaves heteromorphous on 

 both stem and branches ; lateral leaves of the stipe very unequal-sided, 

 the lower erect, the higher spreading, oblique-ovate, the largest 3V mm. 

 long, IVa mm. broad, acute, with the upper edge piloso-denticulate, 

 gradually ciliate towards the rounded base, and the lower edge minutely 

 denticulate, sparingly ciliate at the shortly truncate base; of the main 

 rachis subhorizontal, remote, obliquely falcate-oblong, the largest 6 mm. 

 long and 2Y mm. broad, acuminate, with the upper side minutely den- 

 ticulate, pellucid-margined in the lower half, gradually ciliate towards 

 the cuneate base and the lower side entire or subentire, minutely or 

 obsoletely denticulate towards the apex, sparingly ciliate at the shortly 

 truncate base ; of the ultimate branchlets similar to those of the main rachis 

 but smaller, spreading, subcontiguous, the largest 2 2Y mm. long and 

 V 3 /4 mm. broad; intermedial leaves erect; of the stipe remote, subfalcate- 

 ovate, the largest 2Yi mm. long, aristate, piloso-denticulate, with the 

 inner base shortly truncate, the outer base cordate-auriculate (incurved?), 

 sparingly ciliate, the arista Vs as long as the blade ; of the main rachis 

 similar, to 3 mm. long and Yt as broad, the auricle incurved ; of the 

 ultimate branchlets similar but smaller, entire, or sparingly denticulate 

 towards the apex, the outer base rotundate-cordate, the inner base 

 narrowed. Spikes solitary or sometimes double, 5 35 mm. long, 2 2Y 

 mm. diam. ; sporophylla nearly isomorphous, deltoid-ovate, shortly aristate- 

 acuminate, piloso-denticulate, keeled, the largest 1V mm. long; macrospores 

 brownish, rugulose with short or elongate, straight, flexuose, branched or 

 reticulate rumples; microspores minium-red or reddish-brown, provided 

 with stipitate-capitate projections on the basal side. 



Luzon. 



(40) S. Kerstingii, Hfcron., Engl. Bot. Jahrb., L, 21. 



Shoots erect from a creeping base, 50 cm. or more long, the lower 

 FERN ALLIES. 7 



