158 JASMAMAN HVMIONOCASTUACK.V;, 



The genu.> may readily be divided into two sections: — 



Contorta, in which the canals are very small, much con- 

 torted and empty. 



Covipacta, in which the sporogenous cavities are roi^hly 

 iso-diametric, and crammed with spores. 



Of the Couiorta: — 



brislmucnsis, yellow, spores verruculose. 

 hinshyi, cchre-brown, spore.^ sub-echinulate. 

 glabrum, spores hyaline, smooth. 



Of the Co)»pacta: — 



Sporogenous cavities about i nim. diameter. 



tasmanicnm, spores IIm , brown, echinulate. 

 clelcuidi, spores 11m-, black verrucose. 

 mc'alpinei, spores 21m-, yellow verrucose. 



Sporogenous cavities much under I mm. 



alveolatiim, spores alveolate. 

 microsporiitm, spores 5-6m-, verrucose. 

 densum, spores brown, echinulate. 



Hydmnifjhnti hrishanensis, fierk. et Br. Irregularly glo- 

 bose, yellow, becoming brown when old, no sterile base, 1-3 

 cm., surface rugose. Peridium under 1 mm. but tough. 

 Gleba ochre to ochre-brown, tubes numerous, small, very con- 

 torted, mostly 0..3 mm. Spores globose, pale-ochre, obscurely 

 verruculose or minutely echinulate, 7-8m- diameter. 



North-East Tasmania. Reported from Queen.iland 



and Victoria. Many collections in New South Wales by Dr. 

 Cleland. 



Hydnangimn hinshyi, v.s. Irregularly globose, rugose, 

 ochre-brown, 1-3 cm. diameter. Peridium thin, hardly ».ppar- 

 ent. Gleba rather dense, no ?terile base, umber, "anals 

 small, numerous, contorted. Spores globo.se, light brown, 

 densely covered with small erec', obtuse asperities, appear- 

 ing echinulate under a low power, 9-12/' 



West Coast of Tasmania. 



Hydmiitfjiitm yluhrum, Rod. Iiregularly glc hose to oblong, 

 mostly about 1 cm. diameter, surface smooth, dull chestnut- 



