SACCOGYNA. 413 



Genus 30. SACCOGYNA, /)>>>,/. 

 Saccoijyna, Dum. Comm. But. (18i';5). 



Dioicous. IMaiits with the habit of C/iiloxri/p/nix, procumbent, 

 sparingly radiculose ; leaves succubous, horizontal, entire or 

 emarginate ; stipules triangular, adiuite with the adjacent 

 leaves. Perigjnium at first bud-like, postical, proceeding iroin 

 the axil of a stipule at length oblong, fleshy, saccate, naked, 

 smooth or everywhere pilose, mouth circular ; pendulous, affixed 

 laterally by the margin of the apex, sublateral, shortly stipitate, 

 surrounded by the remains of the involucral bracts. Perianth 

 absent. Calyptra connate for most of its length with the outer 

 walls, the dome-like ajjex alone free. Capsule oblong, 4-valved, 

 valves straight, erect. Elaters bispiral, deciduous. Male spikes 

 minute, postical, arising from the axils of the stipules of separate 

 individuals. 



Saccogyna viticulosa {Linn.) Dum. 



Junyertnania terrestris viticulis longis, foliis perexigiiis, densissimis, ex roiundi- 



date acuminatis, Mich. Nov. gen. p. 8, t. 5, f. 4 (1729). 

 Jungermania viticulosa, Linn. Sp. pi. 1.597 (1753) ; Hook. Brit. Jung. t. Go 



(1816). 

 Saccogyna viticulosa, Dum. Comm. Bot. p. 113 (1822). 



Dioicous, broadly and shallowly csespitose, medium to laro-ish 

 in size, yellowish green or olive brown in colour. Stems simple 

 or slightly branched, branches postical ; radiculose, rootlets i'ew, 

 fasciculate, wdiite, proceeding from the base of the stipules. 

 Leaves succubous, regular, imbricate, sub-opposite, horizontal or 

 patent-divergent, plane or slightly concave, ovate or ovate- 

 triangular, antical margin decurrent ; texture firm, cells smallish, 

 4, 5, and G-sided, walls thick, trigones absent or indistinct. 

 Stipules connate with the adjoining leaves or leaf, broadlj' subu- 

 late, acuminate or orbicular-acuminate, irregularly dentate. 

 Periantli produced from the postical side of stem below a stipule, 

 and hanging by a short pedicel proceeding from its upper border, 



