MYXOMYCETES. 27 



SpJicerocarpus utricularis, Bull, t. 417, f. 1 (1701). 



PJtysaruin ovoideum, Sell urn. Saell, 1425 (1803). 



Trichiautricularis,DC. Fl. Fr., 676 (1805). 



Pliysarum hynlinuni /3. chal^beum, A. & 8 , No. 256 (1805). 



rhysa-nnti botryoidcs p. chalybeus, Fr. IStirp., p. b3 (1825). 



Physartttii utiiculai e, Chev. Fl. Par., i., 337 (1826) ; Berk. Ann. 

 Nat, Hist., 214. 



Physanuii ctfrufeacens, Pers. in litt. 



Physarum alutaceum, Wallr. Herb. 



Badhamia utricularis, Berk. Linn. Trans., xxi., p. 153 (1801) ; 

 Cooke Handbook, No. 1147. 



Physarum melaleucum, NyL, p. 126 (1859). 



23. Badhamia lilacina. (Fr.) 



Sporangia more or less exactly globose, sessile, smooth, opaque, 

 bright lilac-flesh colour ; capillitiuni combined into a loose net, 

 tubes of very variable diameter, in the centre very small but dis- 

 tinct, formed into an irregular columella; spores violet, covered 

 with numerous obtuse warts, scattered irregularly over the surface, 

 0125--0155 mm. diam. Rtfki. Mon., 145. 



On decayed wood and bark. (Figs. 108, 109.) 



Physarum lilacimnn, Fries Sys. Myc., iii., p. 141 (1829) ; B. & Br. 

 Ann. Nat. Hist., No. 215 ; Cooke Handbook, No. 1138. 

 Badhamia lilacina, Rostfki. Mon. Myc., p. 145 (1875). 



24. Badhamia fulvella. 1J. 



Sporangia gregarious, but not forming distinct patches, sessile, 

 globose, blackish, invested with a delicate tawny pubescence, when 

 the spores are expelled yellowish ; capillitiuni not coloured, tubes 

 swollen; spores dark-violet, agglutinated in clusters, 'O^S-'OIS 

 mm. Linn. Trans., xxi., p. 154. 



On dead wood. 



Badhamia fulvella, Berk, in Linn. Trans., xxi. (1851), p. 154; 

 Ann. Nat. Hist., No. 733 ; Cooke Handbook, No. 1144. 



Not included by Rostafinski in his Monograph, except amongst 

 species which he had not seen. The same remark applies also to 

 the two following species. 



25. Badhamia pallida. B. 



Sporangia sessile, depressed, somewhat lenticular, crowded here 

 and there in irregular groups, sometimes confluent, somewhat 

 wrinkled, pallid-yellow, capillitiuni of yelknv-branched tubes, 



