THE FUNGI WHICH CAUSE PLANT DISEASE 565 



Key to Famiues op Moniliales 

 Hyphse in more or less loose cottony- 

 masses 

 Hyphae and conidia clear or bright 



colored I. MonUiaceaB, p. 565. 



Hyphae and conidia typically both dark; 



one or the other always dark II. Dematiacese, p. 594. 



Hyphae compactly united or forming a 



globose to cylindric body which is 



often stalked 



Hyphal body cylindric to capitate, 



stalked, i. e., a synnema or cory- 



mium III. StUbaceae, p. 632. 



Hyphal body more or less globose, 



sessile, i. e., a sporodochium IV. Tuberculariaces, p. 638. 



Moniliacese 



Hyphae hyaline or bright colored, more or less fragile, lax, not 

 cohering in fascicles; conidia concolorous, hyaline or bright colored. 



Key to Sections of Moniliaceee 



Conidia globose, ovate, oblong or short- 

 cylindric 



Conidia continous I. Amerosporae, p. 565. 



Conidia two-celled 2. Didymosporse, p. 585. 



Conidia three or more-celled 3. Phragmosporse, p. 588. 



Conidia muriform 4. Dictyosporse, p. 592. 



Conidia cylindric, spiral or convolute, 



usually septate 5. Helicosporse. 



Conidia of several stellately grouped cells. . 6. Staurosporse, p. 593. 



Moniliaceae-Amerosporse 



Conidia continuous, globose or ovoid to short cylindric. 



Key to Groups of Moniliacese-AmeTosporse 



Hyphse very short, or obsolete, little dif- 

 ferent from the conidia 



Conidia not in chains 1. Chromospories, p. 566. 



Conidia in chains 2. Oosporeae, p. 567. 



