EXPLANATION OF PLATE XIX 



Trichia inconspicua Rost. 



Fig. 494. Capillitium, X 1200. 



Trichia contorta (Ditm.) Rost. 



Fig. 495. Capillitium, X 1200. 



Trichia iowensis Macbr. 



Figs. 496, 497, 498. Habit, X 15; capillitium, X 1200; spore, X 1200. 



Trichia varia Pers. 



Figs. 499, 500, 501. Habit, X 15; capillitium, X 1200; spore, X 1200. 



Trichia scabra Rost. 



Figs. 502, 503. Habit, X 10; spore, X 1200. 



Trichia favoginca (Batsch) Pers. 



Figs. 504, 505, 506. Habit, X 10; capillitium, X 1200; spores, X 1200. 



Trichia pulchella Rex 



Figs. 507, 508, 509. Habit, X 15; capillitium, X 1200; spore, X 1200. 



Trichia pcrsimilis Macbr. 



Figs. 510, 511. Habit, X 10; spore, X 1200. 



Trichia verrucosa Berk. 



Figs. 512, 513. Habit, X 10; spore, X 1200. 



Trichia erecta Rex 



Figs. 514, 515. Habit, X 15; spore, X 1200. 



Trichia subfusca Rex 



Figs. 516, 517, 518. Habit, X 15; capillitium, X 1200; spore, X 1200. 



Trichia decipiens (Pers.) Macbr. 



Figs. 519, 520. Habit, X 15; spores, X 1200. 



