124 Order LAMIALES 
1. Thalesia. 849. 
Stems very short, mostly subterranean, bearing 1-4 flowers on scape- 
like peduncies 0.5-2 em. tall. 1. T. uniflora. 
Stems erect, 1.5-1 dm. high, 3-15-flowered, peduncles 3-8 cm. long. 
Corolla purple. 2. T. fasciculata. 
Corolla yellow. 2a. T. fasciculata lutea. 
1. Thalesia uniflora (L.) Britton. Cancer-root. 
In woods or thickets, parasitic on other plants, not common. Lin- 
coln; Oakdale. 
2. Thalesia fasciculata (Nutt.) Britton. 
In sandy soil, parasitic on the roots of various plants, mostly com- 
posites. Alliance; Kennedy; Minden. 
2a. Thalesia fasciculata var. lutea (Parry) Britton. 
Western part of state, on grasses. Valentine. 
2. Orobanche. 849. 
1. Orobanche ludoviciana Nutt. Broom-rape. 
In the foot-hill region in the western part of the state. Alliance; 
Atkinson; Banner county; Hat Creek basin; Kennedy; Long Pine; 
Minden. 
4. LENTIBULARIACEZ. 
Bladder-wort Family. 
1. Utricularia. 845. 
Corolla 12 mm. broad or more, spur nearly as long as the lower lip. 
1. U. vulgaris. 
Corolla 4-6 mm. broad, spur short or nearly wanting. 2. U. radiata. 
1. Utricularia vulgaris L. Greater Bladder-wort. 
Utricularia macrorhiza LeConte. 
Rather common in streams and ponds over most of the state. Cherry 
county; Lincoln; Minden; Thedford; Weigand; Whitman. 
2. Utricularia radiata Small. Little Bladder-wort. 
Thedford. 
5. ACANTHACEZ. 
1. Ruellia. 854. 
1. Ruellia ciliosa Pursh. Wild Petunia. 
In dry soil in the southeastern part of the state. Blue Springs; 
Lincoln; Nemaha. 
LAMIALES. 
Fruit 1-seeded; fruiting calyx reflexed. 1. Phrymacee. 
Fruit 2—4-seeded; calyx not reflexed. 
Style apical; ovary not 4-lobed; flowers often nearly regular. 
2. Verbenacez. 
Style arising between the lobes of the ovary; flowers mostly ir- 
regular. 3. Labiate. 
