100 Order MALVALES 
1. Hibiscus militaris Cav. Halberd-leaved Rose-mallow. 
Along streams in the eastern part of the state. Ashland; Glen 
Rock; Hooper; Nemaha. 
2. Hibiscus trionum L. Flower-of-an-hour. 
Introduced, common in the eastern part of the state. Grand Island; 
Lincoln; Minden; Pishelville; Red Cloud; Roca; Weeping Water. 
3. ULMACEZ. 
Elm Family. 
Fruit a samara; flowers borne on last year’s twigs. 1. Ulmus. 
Fruit a drupe; flowers borne on twigs of the season. 2. Celtis. 
1. Ulmus. 337. 
Samaras with ciliate margins; bud-scales not brown-tomentose. 
Samaras with glabrous faces; branches not winged, 1. U. americana. 
Samaras with pubescent faces; branches winged. 2. U. racemosa. 
Samaras with smooth margins; bud-scales brown-tomentose; leaves 
very rough above. 3. U. fulva. 
1. Ulmus americana L. White Elm. 
In moist, rich soil along streams over most of the state. Alliance; 
Culbertson; Hooker county; Lincoln; Saltillo; Wahoo. 
2. Ulmus racemosa Thomas. Cork or Rock Elm. 
Ulmus thomasi Sarg. 
Along streams, not common. Meadville; Plattsmouth; Valentine. 
3. Ulmus fulva Michx. Slippery or Red Elm. 
Along streams, a smaller tree and less common than the white elm. 
etek Guide Rock; Red Cloud; Richardson county; Wahoo; Weeping 
ater. 
2. Celtis. 339. 
1. Celtis occidentalis L. Hackberry. 
Common throughout the state, mostly along streams. Anselmo; 
Reet mee county; Endicott; Hooker county; O’Neill; Red Cloud; 
edford. 
4. MORACEZ. 
Trees. 1. Morus. 
Vines with lobed leaves. 2. Humulus. 
Herbs with divided leaves. 3. Cannabis. 
1. Morus. 340. 
Leaves rough above, pubescent beneath; fruit purple. 1. M. rubra.. 
Leaves smooth and shining; fruit whitish. 2. M. alba. 
1. Morus rubra L. Red Mulberry. 
Along streams in the southeastern part of the state. Endicott; 
Nehawka; Nemaha; St. James. 
2. Morus alba L. White or Russian Mulberry. 
Sometimes escapes from cultivation. Weeping Water. 
