SUB-CLASS II. DICOTYLEDONES. 197 
Cornus alternifolium L. f. Alternate-leaved Dogwood. Com- 
mon on wooded slopes and banks. Decorah, Canoe creek, north 
fork of Bear creek, Hesper. 
Series JI. 
Order 1. Ericales. 
Fumtilv 1 Pyrolacee. 
Pyrola slipliei Nutt. Shin-leaf. Common in deep upland 
woods. Decorah (Savage), Ft. Atkinson, Canoe creek, Hesper. 
Pyrola secunda L. One-sided Wintergreen. Rare, in deep 
woods. Hesper, Decorah (Holway). 
‘Chimaphila umbellata (L.) Nutt. Pipsissewa. Rare, in up- 
jand woods. Hesper. 
. Family 2. Monotropacee. 
Monotropa uniflora L. Indian Pipe. Very abundant in deep 
upland woods. Hesper, Canoe creek., 
Hypopitys americana (DC.) Small. (Monotropa hypopitys 
LL. Pine-sap. Very abundant in deep upland woods at Hesper. 
Order 2. Primulales. 
. Family 1. Primulacre. 
Steironema ciliatum (L.) Raf. Fringed Loosestrife. Com- 
mon in wet prairies. Calmar. 
Steironema quadriflorum (Sims.) Hitch. (S. longifolium- 
Gray.) Prairie Loosestrife. In moist low places. Decorah 
(Goddard). 
Dodecatheon peal L. Shooting Star. On prairies and 
treeless ridges. Not rare. (Fitzpatrick.) 
Order 3. Gentianales 
family [, Oleacee 
Fraxinus americana L. White Ash. Fitzpatrick reports this 
as frequent in rich woods, but the writer saw no specimens which 
could be so referred with certainty. Most of the specimens 
reported under this name from Iowa undoubtedly belong to the 
following species. 
Fraxinus lanceolata Borck. (fF. viridis Michx.f.) Green 
Ash. Common on alluvial grounds, but also extending into 
upland forests. Decorah, Kendallville. Observed in all the 
forest-covered parts of the county. 
