98 Order MALVALES 
1. Viola palmata L. 
In woods in the eastern part of the state. Omaha; Peru; Red Cloud. 
2. Viola sororia Willd. 
Lincoln; Red Cloud. 
3. Viola pedatifida G. Don. 
Common on the prairies in the eastern part of the state. Callaway; 
Falls City; Lincoln; Nebraska City; O’Neill; Tecumseh. 
4, Viola papilionacea Pursh. 
In woods and thickets, especially along streams, over most of the 
state. Fairbury; Lincoln; Scotia. 
5. Viola sagittata Ait. 
Reported from Stella. 
6. Viola lanceolata L. 
In wet meadows not common. Atkinson; Lynn. 
7. Viola nuttallii Pursh. 
In dry soil in the western part of the state. Alliance; Cuba; Ft. 
Robinson; Scotts Bluff county; Valentine. 
8. Viola eriocarpa Schwein. 
In woods and thickets in the eastern part of the state. Lincoln; 
Long Pine; Nebraska City; Peru; Roca. 
9. Viola canadensis L. 
In woods, mostly along the Missouri and the Niobrara. Bellevue; 
Belmont; Cuba; Ft. Robinson; Pine Ridge; Ponca; Sioux county. 
10. Viola rafinesquii Greene. 
ores in the eastern part of the state. Blue Springs; Lincoln; 
tella. 
MALVALES. 
Flowers with petals. 
Trees; stamens not united into atube aroundthestyle. 1. Tiliacez. 
Herbs; stamen filaments forming a tube around the style. 
2. Malvacee. 
Flowers apetalous. 
Trees. 
Sap not milky; fruits separate. 3. Ulmacee. 
Sap milky; fruits aggregated. 4, Moracee. 
Herbs or vines. 
Leaves lobed or divided. 4, Moracez. 
Leaves serrate, not lobed or divided. 5. Urticacez. 
1. TILIACEZ., 
1. Tilia. 616. 
1. Tilia americana L. American Linden. 
Mostly along streams in the eastern part of the state. Cuba; Long 
Pine: Omaha; Ponca; Richardson county; Royal; Valentine; Weep- 
ing Water; Wymore. 
2. MALVACEZ. 
Mallow Family. 
Carpels 1-ovuled. 
Flowers mostly over 8 mm. broad, never yellow. 
