103. SELAGINELLA. A 1 . MONOSTELICAE. a*. PUBESCENTES. 155 



lower pinnae to 25 cm. long, the rachis 8 10 mm. broad; lower pinnulae 

 pinnately divided, the following once or twice forked, the higher simple; 

 ultimate branchlets long, 36 mm. broad. Leaves heteromorphous; lateral 

 leaves of the stem ascending, subapproximate, somewhat obliquely falcate- 

 ovate, acute, the upper side pellucid-margined, minutely denticulate, 

 rounded at ths base, the lower side minutely denticulate at the rotundate- 

 cordate base only, the largest leaves 7 mm. long by 4 mm. broad; inter- 

 medial leaves of the stem obliquely falcate-ovate, aristate-acuminate, the 

 outer edge minutely denticulate near the apex, ciliate at the produced 

 incurvate-auriculate base, the inner edge rotundate-cordate at the base, 

 minutely denticulate, the largest leaves 7 mm. long; leaves of the branches 

 growing gradually smaller; lateral leaves of the branchlets close, subacute, 

 rather rotundate-cordate at the base, slightly spuriously veined, the upper 

 side minutely denticulate in the lower half, indistinctly pellucid-margined, 

 ciliolate at the base, the lower side entire between the minutely den- 

 ticulate apex and ciliate base, the largest leaves 2Y 3 mm. long, less than 

 half as broad; intermedial leaves of the branchlets smaller, long-acuminate, 

 subuspidate, rotundate-cuneate at the inner base, cordate at the outer 

 base, the auricle rounded. Spikes square, terminal, Va IVa cm. long, 

 2 2 J /2 mm. diam., solitary on abbreviated lateral branchlets or 2 4-nate 

 on elongated terminal branchlets; sporophylla isomorphous, triangular- 

 ovate, aristulate-acuminate, minutely denticulate, keeled, to 2 mm. long; 

 microspores yellow or orange, provided with stipitate-capitate projections 

 on the basal side; macrospores ..... 

 New Guinea. 



(Ill) S. Burkci, Uteron., Engl. Bot. Jahrb., L, 16; - - var. 



luisiadensis, Hieron., 1. c., 18. 



Shoots probably 50 cm. or more long, the lower part simple, stipiti- 

 form, compressed, fulvous, or fulvo-olivaceous, to 5 mm. thick, when dry 

 slightly 2-sulcate on the face, convex on the back, pubescent on the 

 angles, as are the rachises, the upper part branched, the main rachis 

 10 12'A mm. broad including the lateral leaves, the ultimate branchlets 

 6 10 mm. broad; lower pinnae to 20 cm. long, subpinnate, the central 

 2 3 times forked, the higher simple. Leaves heteromorphous; lateral 

 leaves of the stipe remote, ascending, 5 mm. long by 2V mm. broad; 

 of the branched portion more contiguous, obliquely subfalcate-ovate, the 

 apex very minutely denticulate, acuminate, the point bluntish, both sides 



