158 



PHYCOMYCETEAE 



Fig 54 Mucorales, Family Choanephoraceae. (A-E) Choanephora conjunda 

 Couch (A) Sporangium and sporangiophore. (B) Opening sporangium showmg spores 

 and columella. (C) Young stage of sexual reproduction. (D) Sexual reproduction with 

 mature zygospore. (E) Sporangiophore with sporangioliferous heads. (F-J) Blakeslea 

 trispora Thaxter. (F) Single sporangioliferous head. (G) Single sporangiole. (H) Spore 

 from sporangiole. (I) Young zygospore. (J) Mature zygospore. (A-E, courtesy, 

 Couch: J. EHsha Mitchell Sci. Soc, 41(1-2) :141-150. F-J, courtesy, Weber and Wolf: 

 Mycologia, 19(6) :302-307.) 



