54 HoUcDid : Economic Fiingi. 



is one of the few that can be classed as being of any special 

 commercial value. 



Helvella crispa Fr. Europe ; India. Amongst grass. Edible. 



Morchella esculenta Linn. Europe and Asia. In woods. 

 Well known in the markets as the Morel. This species 

 is the one most commonly eaten in Europe. M. deliciosa Fr. , 

 in Java and Cashmere; M. boJieniica Kromb., in Bohemia; 

 M. gigaspora Cooke, in Cashmere; M. ri7nosipes DC, in 

 France and Bohemia; M. caroliniana Bosc, in S. United 

 States. 



Mucor exitiosus Mass. Cape of Good Hope. Parasitic on 

 insects ; cultivated to destroy Locusts and Cockroaches. 



Polyporus Mylittae Cooke & Mass. Tasmania. Tho. Sclerotiuni 

 is eaten by the Tasmanians and known as native bread. 



Polyporus fomentarius Fr. Europe. On trunks. The 

 Amadon or German tinder, not used so much as formerly. 



Pleurotus cretaceus Mass. N. India. Sold by the shop- 

 keepers at Peshawar at an average rate of 2j4 rupees 

 a seer ( = 2 lbs.). It is said to be eaten with great relish 

 and considered rare enough to present to friends. 



Pleurotus ostreatus Jack. (Oyster Mushroom.) Is relished 

 in several districts in this country. 



Rhizopogon luteolus Tul. Japan. Pine Forests. Edible. 



Rhizopogon provincialis Tul. Is eaten by the peasants in 

 Provence. 



Tuber aestivum Vitt. Europe. Underground. This is the 

 Common TrufBe of this country. 



Tuber melanosporutn Vitt. Europe. The French Truffle ; 

 alwavs commands a high price in the markets. 



Tuber indicum Cooke & Mass. India. Is eaten by the natives 

 in the Himala3'as. 



Ustilago esculenta P., Henn. Japan. Parasitic on the stems 

 of Zizania latifolia. The diseased stems are sold as a 

 vegetable in the market of Hanri, Tonkin. In Japan the 

 spores are used by the women for dyeing hair, and they 

 are also much used in connection with lacquer ware. This 

 fungus is notable as being the only Ustilago of any economic 

 value. 

 Volvaria esculenta Mass. Nigeria. On coffee pulp. This 

 Agaric has recently been described. It is edible, and grows 

 on the coffee pulp after the refuse has become heated. 

 I am indebted to Mr. Massee for much assistance, and to 



Mr. A. Clarke and Mrs. Rushton for photographs and drawings. 



Naturalist, 



