118 Order GENTIANALES 
5. Asclepias amplexicaulis J. E. Smith. 
Wooded bluffs and fields in the southeastern part of the state. 
Weeping Water. 
6. Asclepias syriaca L. Common Milkweed. 
A common weed in fields and prairies all over the state. Ainsworth; 
Anselmo; Crete; Lincoln; Peru; St. Paul; Tecumseh; Weeping Water; 
Wymore. 
7. Asclepias speciosa Torr. Showy Milkweed. 
Fairly common in prairies, especially in the western part of the 
state. Callaway; Deuel county; Holdrege; Lincoln; Simeon. 
8. Asclepias arenaria Torr. Sand Milkweed. 
Common in dry soil in the sand-hills and foot-hills. Cheyenne 
county; Long Pine; Minden; Plummer Ford; Riverton; Valentine. 
9. Asclepias verticillata L. Narrow-leaved Milkweed. 
Common in dry prairies all over the state. Brock; Cherry county; 
Fairbury; Indianola; Laurel; Lincoln; Niobrara; O’Neill. 
10. Asclepias pumila (A. Gray) Vail. Low Milkweed. 
Common in dry prairies, most abundant in the western part of the 
state. Anselmo; Belmont; Box Butte county; Ft. Niobrara; Haigler; 
Kearney; McCook; Ponca creek; Thedford. 
2. Asclepiodora. 745. 
1. Asclepiodora viridis (Walt.) A. Gray. 
In the southwestern part of the state, along the Republican river. 
Red Cloud. 
3. Acerates. 745. 
Glabrous or puberulent; umbels usually several. 
Umbels sessile or subsessile. 
Hoods entire at the apex; leaves variable. 1. A. viridiflora. 
Hoods 3-toothed at the apex; leaves narrowly linear. 
2. A. angustifolia. 
Umbels distinctly peduncled. 
Stems puberulent; leaves 3-13 mm. wide. 3. A. floridana. 
Stems glabrous; leaves 1-5 mm. wide. 4, A. auriculata. 
Hirsute all over; umbel terminal, solitary. 5. A. lanuginosa. 
1. Acerates viridiflora (Raf.) Eaton. Green Milkweed. 
Common in dry prairies throughout the state. Banner county; 
Broken Bow; Cherry county; Crete; Cushman; Deuel county; Lin- 
coln; Norway; Plummer Ford; Saunders county; St. James; Valen- 
tine; Wahoo. 
2. Acerates angustifolia (Nutt.) Dec. 
Common in dry soil all over the state. Cherry county; Cowles; 
Emerald; Kearney; Lincoln; Plummer Ford; St. James; Sheridan 
county. 
& 
3. Acerates floridana (Lam.) Hitch. 
In dry soil throughout the state. Haigler; Hastings; Lincoln; Saline 
county. 
4. Acerates auriculata Engelm. 
In dry soil in the western part of the state. Banner county; Deuel 
county; Lewellen; Minden; Valentine. 
