224 RESEARCHES ON FUNGI 



Wiggers, F. H.— " Primitiae Florae Holsaticae," pp. 110-111 (1780). In the preface 



the binomial name (Hydrogera crystallina) is said to have been conferred upon 



the plant by his tutor, Weber. 

 Withering, W. — " Botanical Arrangement of all the Vegetables naturally growing 



in Great Britain," vol. ii, p. 784, Mucor roridulus, " Ray, Syn. p. 13 " (1776). 

 Withering, W. — "A Systematic Arrangement of British Plants," ed. 4, vol. iv, 



pp. 394-5, Mucor urceolat'us, M. roridus (1801) ; ed. 5, vol. iv, pp. 437-8 (1812). 

 Zopf, W.-^" Zur Kenntniss der Infectionskrankheiten," in Xova Acta k. L.-C. 



Deutsch. Akad. Naturf., vol. Hi, no. 7, pp. 352-8, pi. 6, f . 1-19, " P. crystallinus " 



(1888). 



