ERICACEAE 425 



4. EPIGJSA. TRAILING ARBUTUS. MAYFLOWER. 



Trailing close to the ground, with rusty-hairy stems, and alternate 

 evergreen rounded leathery leaves: flowers dimorphous, in clusters at ends 

 of branches, bracted, sessile; sepals 5, persistent but scale-like; corolla salver- 

 form, with 5 lobes; stamens 10; ovary 5-lobed. 



E. repens, Linn. A favorite flower of very early spring, white to pink, 

 % in. broad, spicy-scented and wax-like, in small clusters from axils of the 

 rusty leaves. Mostly North. 



5. KALMIA. AMERICAN LAUREL. 



Shrubs, native (belonging to East and South), with entire evergreen 

 leaves: flowers in umbels; corolla open, saucer-like, 5-angled with 10 little 

 pits in which the anthers of the 10 stamens are caught until mature or 

 disturbed by insects, when the curved filaments spring upward, discharging 

 the pollen; style long and slender. 



K. latifolia, Linn. Common mountain laurel. Stout shrub, 4-20 ft., 

 often forming great patches on wild or rocky hillsides; also cultivated: 

 flowers about 1 in. across, rosy, or white and red-spotted, in terminal com- 

 pound corymbs: leaves mostly alternate, thick, acute, green on both sides, 

 lance-ovate: blooms in early summer. East and North. 



K. angustifolia, Linn. Sheep laurel. Lambkill. Low shrub with flowers 

 about ^4 int- across, crimson or purplish, in lateral corymbs: leaves narrow, 

 obtuse, short-petioled, opposite or in 3's, pale beneath. Hillsides. 



6. AZALEA. Fig. 220. 



Shrubs, with deciduous leaves: flowers showy, hi terminal, umbel-like 

 clusters; calyx minute, 5-parted; corolla cylindrical-tubed; stamens usually 

 5; style long, slender, exserted. Rhododendron is closely allied, having ever- 

 green leaves, stamens usually 10, stamens and style usually not exserted. 



A. viscdsa, Linn. Swamp honeysuckle. Stems 4-10 ft., branching: 

 leaves obovate, short-petioled, mostly smooth above and downy on under 

 veins: flowers in summer after the leaves, fragrant, white, 1-2 in. long, 

 with slender tubes rather sticky-coated, the tube longer than the lobes. A 

 swamp plant. 



A. nudiflora, Linn. Pinxter flower. Shrub, 3-6 ft., in swamps: flowers 

 before or with leaves, rose-pink or white, fragrant, 1-2 in. across, the tube 

 about the length of the lobes. 



Rhodora canadense, Linn., or Rhododendron Rhodora, Don, of New 

 England, is a low shrub, 2-3 ft., with fine large (1 in. wide) rose-colored 

 flowers appearing before leaves. 



7. MON6TROPA. INDIAN PIPE. PINE-SAP. 



Low herbs, parasitic on roots or saprophytic, no green about them, but 

 stem bearing small scales: flowers solitary or in racemes; sepals 2, bract-like; 

 petals 4 or 5, erect or spreading, wedge-shaped; stamens 8-10, hypogynous; 

 anthers kidney-shaped; ovary 4-5-celled, stigma radiate or disk-like. 



M. uniflora, Linn. Indian pipe. Corpse plant. Odd fleshy waxy- 



