IOWA ACADEMY OF SCIENCE 
63 
122. Ramulakia Rudbeckii Peck. 
On Rudheckia laciniata L. 
Not uncommon in midsummer. 
123. Ramulaeia Takaxica Karst. 
On Taraxacum offtcinale Weker (T. Taraxacum Karst.) 
Common and abundant, especially in early summer. 
124. Ceecospoea Alismatis Ellis & Holw. 
On AUsma Plantago-aquatica L. 
Neither common nor abundant. Appearing in early summer. 
125. Ceecospoea Ampelofsidis Peck. 
On Psedera quinquefoUa (L.) Greene (Parthenocissus Planch) and P. quin- 
quefolia Mrsuta (Bonn) Rehder. 
Common and abundant, causing defoliation in some cases. This is a more 
destructive fungus than Guignardia Bidwellii as it covers more- of the leaf 
surface. 
126. Ceecospoea antipus Ellis & Holw. 
On Lonieera Sullivantii A. Gray. 
Common, the infected vines usually with but few healthy leaves, but the 
spots are small and few on a leaf. Appearing in midsummer. 
127. Ceecospoea cana Sacc. 
On Erigeron annuus (L.) Pers., and E. canadensis L. (Leptilion Brotton.) 
Common and abundant, especially on the first host. This species was later 
made the type of the genus Gercosporella Sacc., which is distinguished from 
Cercospora by its hyaline conidiophores and conidia, a distinction which cannot 
be accepted as valid. 
128. Ceecospoea Cauloph.ylli Peck. 
On GaulopJiyllum thalictroides (L). Michx. 
Rather common, but not abundant. The fungus appears about the time the 
berries are full grown. 
129. Ceecospoea Chenopodii Fries. 
On Chenopodium aWum L., and C. album virde (L.) Moq. 
Common and abundant in summer and autumn. 
130. Ceeospoea clavata Gerard. 
On Asclepias syriaca L. 
Not uncommon during midsummer. 
4 131. Ceecospoea Davisii Ellis & Everh. 
On Melilotus alba Desv. 
Found abundantly in one locality in July. 
132. Ceecospoea Dioscoeeae Ellis & Martin. 
On Dioscorea villosa L. 
Not common, and when present infecting but a few leaves. 
