to tasmanian brvophyta, 



Treubia, Goebel. 



Frond procumbent, simple, or rarely with few lateral 

 branches ; midrib broad, passing imperceptibly into the 

 wings. Wings sectioned off into lobular leaves, nearly 

 horizontal, slightly succubous, large and with a short lobe 

 towards the anterior base. Archegonia in a small group 

 on the dorsal surface of the midrib, near the apex, sur- 

 rounded by an involucre of numerous small scales. 

 Perianth, none. Calyptra thick, clavate, about 1 cm. 

 long. 



Treubia hh^ngnis, frochel. — About 3-6 cm. long, 1.5 cm. 

 broad, fleshy, midrib prominent on the ventral surface, 

 copiously covered with mucous. 



Slopes of Mt. Wellington. Rare. New Zealand, 

 Java, Samoa. Tahiti. 



FOS.SOMBRONIA, RaDDI. 



Stem slender, closely creeping on ground, simple or 

 forked. Leaves in two rows, succubous, imbricate, erect. 

 Archegonia on the dorsal surface of the midrib near the 

 apex. Perianth large, more or less plicate, with a widely 

 open mouth. Calyptra tender, pyriform. 



Leaves entire 2 



Leaves dentate dcnfata 



2. Leaves green, closely imbricate ... perjiusilla 

 Leaves reddish, loosely imbricate ... infesfinal/s 



Fo.'<sonthron2a j^crpusiUa {Col.), Si. — Small, about 5 

 mm. closely procumbent. Leaves ascending, closely im- 

 bricate, quadrate, truncate to 3-4 lobed, undulate, cells 

 50-70 iJ.. Perianth erect, close to the apex, 2 mm. long, 

 plicate, mouth wide, crisped. Spores 40 //., brown, sur- 

 face armed with short, sinuous, bold lamellae, appearing 

 in section as crowded blunt spines. 



Very common on ground. New Zealand. 



Fofisomhronia hitestinalis, Tayl. — Small, but often 

 1-2 cm long, closely procumbent. Leaves imbricate, ascend- 

 ing, quadrate,- undulate, broader than long, about 2 mm. 

 long, cells mostly 50-70 ^. Perianth turbinate, about 

 2 mm. long, plicate, mouth broad, lobed. Spores blaek, 

 4 6-50 yu, surface reticulate, with bold, truncate papillae 

 at the junction of the lamellae. 



Distinguished by longer growth, looser foliage, and 

 dark, rough spores. 



Common in grassy places. East Australia. New Zea- 

 land. 



