PLATE XXVIII. 
y 
a, d,g. £. radicalis. b, e,h, j. LE. gyrosa. C, fh, k. EL. gyrosa var. parasitica, 
p. 367. a-c. ascospores; d-f. spores in ascus; g-i. conidial spores; j-k. isolated 
perithecia, k. showing mycelium from germinating ascospores within. 
SPORE STAGES OF THREE AMERICAN ENDOTHIAS. 
