20 LABOULBENIACEAE 



(b) Perithecium lateral on the subbasal cell, spores obliquely i-septate 



Dioecomyces T. 4: 33 

 (2) Two-celled normal receptacle producing secondary receptacles on which 

 the perithecia are borne Herpomyces T. 5: 11 



b. Monoecious 



(1) Antherids in definite series on the appendages 



(a) Arising directly from cells of the appendages 

 x. Appendage one 



(x) Antherids in 4 vertical series 



Helminthophana T. 297, L. 501 

 (y) Antherids in a single vertical series 



Stigmatomyces T. 298, L. 501 

 y. Appendages numerous, antherids in 3 vertical series 



Idiomyces T. 302, L. 501 



(b) Borne on branches of the appendages 

 x. Appendage one 



(x) Appendage with sterile terminal branchlets, antherids in short series 



near its base Rhadinomyces T. 305, L. 501 



(y) Appendage with fertile terminal branchlets bearing antherids laterally 



Eucorethromyces T. 2:433 

 y. Appendages forming a tuft, antherids on lateral branchlets 



Corethromyces T. 303, L. 501 



(2) Antherids not in definite series on the appendages 



(a) Receptacle 2-celled 



x. Basal cell with rhizoids 



(x) A single receptacle from each rhizoid base 



Rhizomyces T. 307, L. 502 

 (y) Several receptacles from a common rhizoid base 



Moschomyces T. 368, L. 504 

 y. Basal cell not from a rhizoid 

 (x) Appendage single 

 m. Receptacle of 2 superposed cells 



(m) Basal cell spheric, penetrating by a long filament 



Ceraiomyces T. 3: 410 

 (n) Basal cell elongate Sphaleromyces T. 365, L. 504 



n. Receptacle of a series of superposed cells 



Ectinomyces T. 5: 26 

 (y) Appendages several to many 

 m. Appendages and perithecium in a whorl 



Compsomyces T. 366, L. 504 

 n. Appendages in a row Clematomyces T. 2: 439 



(b) Receptacle more than 2-celled 



x. Receptacle of seriate, regularly superposed cells 

 (x) Plant bilaterally symmetrical 



Diplomyces T. 357, L. 503 

 (y) Plant asymmetrical 

 m. Receptacle of two contiguous and united rows 



(m) A single basal cell Rhachomyces T. 358, L. 504 



