iqiq] TEHOX— PORTO RICAX FUXGI 511 



Fig. 12. — Further stage in perithecial development: a, thumblike pro- 

 jection grown to approximately two-thirds size of swollen tip. 



Fig. 13. — Third stage: a, indentations appearing on margins of the 2 

 prongs; b, radial hyphae developing from under side of perithecial mother cells. 



Fig. 14. — First circle of radial cells complete: a, radial cells; b, marginal 

 indentations; c, new cells which will form another concentric circle outside first. 



Fig. 15. — Perithecial development in intermediate stage: pronounced 

 radial character evident. 



Fig. 16.— -^Mature perithecium: showing areola of radiating hyphae, 

 dimidiate character, and false ostiole; a, elongated perithecial h^'phae capped 

 by hyphopodium-like cell. 



Figs. 17-19. — Meliola conjerta. 



Fig. 17. — Ascospore. 



Fig. 18. — Ascospore germination: showing manner in which compact 

 habit is assumed. 



Fig. 19. — Portion of myceHum illustrating compact habit. 



