104 SELECTED WESTERN FLORA 



6. LEDUM. Labrador Tea. 



Calyx small, 5-tootlied; petals 5, spreading; capsule 5-oelled, 

 many-seeded; flowers in terminal clusters. A low shrub with alter- 

 nate entire leaves with strongly revolute margins, and covered with 

 rusty wool beneath. 



1. L. groenlandicum, Oeder. (L. latifolium, Ait.) 



Erect, 1-2 ft. high; leaves Unear to oblong ; stamens mostly 5. Bogs and 

 swamps, N. Man.-Rocky Mts. 



2. L. palfistre, L. 



Lower with narrowly linear leaves and 7-11 stamens. An Arctic species 

 coming south to Hudson Bay. 



7. M0N6tR0PA. Indian Pipe. 



Calyx of 2-5 bract-like scales, deciduous ; petals 5 or 6, erect, often 

 withering persistent ; stamens 10-12; capsule 6-celled, many-seeded. 

 Succulent, white, yellowish, or ;reddish saphrophytic herbs, destitute 

 of chlorophyll, with solitary nodding flowers, and leaVes reduced to 

 scales; usually growing in clumps from a mass of fibrous roots. 

 1, M. unifl6ra, L. 



Smooth, waxy white, or occasionally tinged with red, drying black. 

 Rich shady woods, Man.-Alta. 



LXV. PRIMULACEiE (Primrose Family). 



Herbs with simple leaves and perfect regular flowers, either soli- 

 tary or in terminal or axiUary clusters; calyx usually 5-parted, 

 free from the ovary ; corolla usually 5-cleft, gamopetalous (want- 

 ing in glaux); stamens as many as the lobes of the corolla and 

 opposite to them; ovary 1-oelled with a free central placenta; 

 seeds few to many. 



1. PRfMULA. Primrose. 



Calyx 5-lobed, persistent; corolla 5-cleft, usually salver-form, the 

 tube longer than the calyx; stamens 5, inserted on the corolla tube, in- 

 cluded; ovary superior, capsule many-seeded. Perennial herbs with 

 a rosette of root leaves, and flowers in an umbel on a simple scape. 



1. P. farinSsa, L. Bikd's-ete Peimkose. 



Scape 3-18 in. high; leaves spatulate or oblong, obtuse at the apex, and 

 sometimes tapering into petioles, mealy white, at least when young ; flowers 

 pale Ulao or pinkish, usually with a yellow eye. Moist ground, N. W. Man.- 

 Alta. 



