OOMYCETES 



57 



FlG 35 .-Gonapodya siliquiformis. 1. Hyphae with proliferating zoosporangia. 

 Allomyces arbuscula. 2. Plants with rhizoids, zoosporangia and some . hyP^Pore^ 3. 

 Hypnospores. 4. Chain of mature zoosporangia which have formed germ Papi"^- 

 Blastocladia Pringsheimii. 5. Plant, bearing sporangia and hypnospores. 6. Detail 

 showing hair formation. (After Minden, 1916; Butler, 1911.) 



