OF SOUTH AUSTRALIA. 
253 
tuft of pear-shaped spores. Tetraspores tripartite, lodged in lanceolate 
stichidia. 
Maschalo stroma fastigiata Falkenberg. 
= Alsidium como'sum Harvey. 
Stem from 40 cm. to 50 cm. long, 3 mm. to 4 mm. in diameter below, 
tapering upwards to a fine point, simple and closely set throughout the 
greater part of its length with lateral branches spreading every way. 
Fig. 112 . — Maschalostroma fastigiata'. a, plant; b, small 
portion of a ramulus, bearing articulated 
ramenta; c, cross-section of a branch. (After 
Harvey.) 
Branches 10 cm. to 12 cm. long, virgate, tapering to a slender point, simple, 
but set with closely placed, filiform, simple ramuli. Ramuli setaceous, 
about 3 cm. long, clothed with byssoid ramelli. Ramelli 4 mm. to 6 mm. 
long, extremely soft and delicate, quite simple or forked near the base, 
articulated ; the articulations cylindrical, many times longer than broad. 
A cross section of the inarticulate branches shows a single row of coloured, 
peripheric cells, surrounding a cellular body, in which the articulated axis 
