170 Order RUBIALES 
1. Houstonia. 860. 
1. Houstonia angustifolia Michx. Star-violet. 
In dry soil in the southeastern part of the state. Beatrice; Bellevue; 
Franklin; Indianola; Odell; Red Cloud; Wymore. 
2. Cephalanthus. 862. 
1. Cephalanthus occidentalis L. Button-bush. 
In wet soil along streams in the southeastern part of the state. 
Auburn; Cedar creek; West Point. 
3. Galium. 864. 
Goosegrass, Bedstraw. 
Fruits bristly. 
Leaves and stipules 6-8 in each whorl. 
Stems retrorsely hispid on the angles; fruits 4-6 mm. broad. 
1. G. aparine. 
Stems nearly smooth; fruits 3-4 mm. broad. 4. G. triflorum. 
Leaves 4 in each whorl. 
Leaves broad, 8-6 mm. wide; fruit 4 mm. wide. 2. G. circzzans. 
Leaves lanceolate, 2-6 mm. wide; fruit 2 mm. wide. 3. G. boreale. 
Fruits smooth. 
Leaves 4 in each whorl. 
Stems nearly glabrous; leaves 12—25 mm. long. 5. G. tinectorium. 
Stems rough; leaves 5-15 mm. long. 6. G. trifidum. 
Leaves 6 in each whorl. 7. G. concinnum. 
1. Galium aparine L. Cleavers. 
A common weed in woods and waste places throughout the state. 
Endicott; Pauline; Sioux county; Thedford; Valentine; Weeping 
Water. 
2. Galium cireezans Michx. 
In the eastern part of the state. Crete; Grand Island; Lincoln; 
Nemaha; Paddock. 
3. Galium boreale L. 
In the western part of the state, often in dry, rocky soil. Belmont; 
Harrison; Pine Ridge; Pumpkin Seed valley; Wild Cat mountains. 
4. Galium triflorum Michx. 
In woods, mostly in the eastern part of the state. Belmont; Endi- 
cott; Mullen; Neligh; Ponca creek; Wabash; Weeping Water. 
5. Galium tincterium L. 
In woods and wet meadows in the southeastern part of the state. 
Newark; Weeping Water. 
6. Galium trifidum L. Small Cleavers. 
In shady weeds and wet meadows over most of the state. Boelus; 
Cherry county; Gage county; Plainview; Ponca; Red Cloud; Thed- 
ford; ‘Whitman. 
7. Galium concinnum Torr. & Gray. 
In woods in the southeastern part of the state. Nemaha; Weeping 
Water. 
