150 COMMON CANADIAN WILD PLANTS. 



lower lip 3-lobed, longer than the thick, blunt spur. Sub- 

 merged stems bearing cleistogamous flowers. Ponds, Atl. 

 Prov. 



5. U. glb'ba, L. Scape only 1-3 inches high, 1-2-flowered, 

 with very slender short branches at the base, bearing capil- 

 lary root-like leaves and scattered bladders. Corolla yellow, 

 the lower lip with sides reflexed. Spur very thick and 

 blunt, conical, gibbous. Shallow water, central and S. ~W. 



Ontario. 



2. PltfGUIC'ULA, L. BUTTERWORT. 



P. VUlga'ris, L. A small and stemless perennial growing 

 on damp rocks. Scapes 1-flowered. Leaves entire, ovate or 

 elliptical, soft-fleshy, clustered at the root. Upper lip of 

 the calyx 3-cleft, the lower 2-cleft. Corolla violet, the lips 

 very unequal, the palate open, and hairy or spotted. Shore 

 of Lake Huron. 



ORDER LIX. OROBANCHA'CE). (BROOMRAPE F.) 



Parasitic herbs, destitute of green foliage. Corolla more 

 or less 2-lipped. Stamens didynamous. Ovary 1-celled with 

 2 or 4 parietal placentae, many-seeded. 



1. EPIPHE'GUS, Nutt. (BEECH-DROPS.) 



E. Virginia' na, Bart. A yellowish-brown branching 

 plant, parasitic on the roots of beech- trees. Flowers race- 

 mose or spiked ; the upper sterile, with long corolla ; the 

 lower fertile, with short corolla. 



2. CONOPH'OLIS, Wallroth. SQUAW-ROOT. 



C. America' na, Wallroth. A chestnut-coloured or yel- 

 low plant found in clusters in oak woods in early summer, 

 3-6 inches high and rather less than an inch in thickness. 

 The stem covered with fleshy scales so as to resemble a cone. 

 Flowers under the upper scales ; stamens projecting. 



3. APIIYL'LOff, Mitchell. NAKED BROOM-RAPE. CANCER-ROOT. 



1. A. Ulliflo'rum, Torr. and Gr. Plant yellowish-brown. 

 Flower solitary at the top of a naked scape. Stem, subter- 

 ranean or nearly so, short and scaly. Scapes 3-5 inches 



