264 
IOWA ACADEMY OF SCIENCES. 
Linace^e. Flax Family. 
Linum usitatissimum L. Common Flax. Escaped from 
cultivation. 
Geraniace,e. Geranium Family. 
Geranium maculatuni L. Wild Cranesbill. Common in 
rich woods. 
G. carolinianum L. Not common. 
Oxalis violacea L. Violet Wood-sorrel. Frequent, open 
woods. 
0. stricta L. Yellow Wood-sorrel. Common in woods. 
Impatiens pallida Nutt. Pale Touch-me-not. Damp, 
rich woods along streams. 
1. fulva Nutt. Spotted Touch-me-not. Same as above. 
Rutace^e. Rue Family. 
Xanthoxylum americanum. Mill. Northern Prickly Ash. 
Frequent in woods. 
Oelastrace^e. Staff Tree Family. 
Celastrus scandens L. Wax- work. Climbing Bitter- 
sweet. Quite common in woods and fence rows. 
Euonymus atropurpureus Jacq. Burning-bush. Wahoo. 
Quite common in the bottoms and along ravines. 
Rhamnace^e. Buckthorn Family. 
Rhamnus lanceolata Pursh. Buckthorn. Frequent in 
woods. 
Ceanothus americanus L. New Jersey Tea. Redroot. 
Quite common; border of woods and prairies. 
V iTACEiE. Vine Family. 
Vitis cordifolia Michx. Prost or Chicken Grape. Woods. 
V. riparia Michx. Common everywhere in woods and 
along fence rows. 
Ampelopsis quinquefolia Michx. Virginia Creeper. Amer- 
ican Ivy. Very common. Fences and woods. 
Sapindacejs. Soapberry Family. 
JEsculus glabra Willd. Fetid or Ohio Buckeye. Quite 
common in bottoms. 
Acer saccharinum Wang. Sugar or Rock Maple. Com- 
mon; found in groves on the river bottoms. 
