Order 73.— HEATHWORTS. 249 



O. procum'bens. Common Checherberry, or Wintergreen. Brandies ascending 3' 

 from the prostrate, slender root-stock, which is usually concealed. Leaves 

 obovate, and few nodding flowers, all clustered at top of the stem, and spicy in 

 flavor. Berries scarlet. Flowers in Summer, white. 



4. KAL'MIA. Calico-busli. Mountain Laurel. 



Calyx 5-parted. Corolla with 10 prominences beneath, and 10 corre- 

 sponding pits within, holding the 10 anthers. Filaments recurved. Bor- 

 der with 5 shallow lobes. Capsule 5-celled, many-seeded. — Beautifu\ 

 shrubs, with entire, evergreen, leathery leaves. Flowers white and red, 

 in racemed corymbs. May-June. 



1 Flowers in terminal corymbs. Leaves smooth, thick 2, 3 



1 Flowers in lateral corymbs. Leaves rusty or downy beneath 4, 5 



1 K. hirsu''ta. Hairy L. Flowers axillary, solitary, stalked, red. Plant hairy. 

 Leaves mostly scattered, acute, sessile. l-2f. S. 

 2 K. latifo'lia. Great L. Leaves scattered, green both sides. Corymbs large, rose- 

 white, numerous and very showy. 3-20f. 

 8 K, glau'ca. Polished L. Leaves opposite, glaucous-white beneath, revolnte on 

 the margin. Corymbs small, lilac. 2-8f. 



4 K. cunea''ta. Wedge-leaved L. Leaves scattered, wedge-oblong. Corymbs 



small, roseate, each of 4-6 flowers. Plant 3-5f. S. 



5 K. angustifc'lia. Sheep-poison. Leaves opposite and in S's, blunt at each end. 



Corymbs small, deep purple. 3-4f. 



5. EPIG^'A. May-flower. 



Calyx large, 5-parted, with 3 bracts at base. Corolla salver-form, tube 

 hairy within, limb of 5 spreading lobes. Stamens 10. Anthers open by 

 slits. Capsule 5-celled, 5-valved. — Little trailing shrubs. 



B. repens. Trailing Arbutus. Leaves cordate-ovate, entire. Corolla tube cylin- 

 drical. Stems slender, flat on the ground, 10-15'' long. Leaves evergreen, 

 rounded at the end, 2'' or more long. Flowers tinged with red, very fragrant. 

 April, May. 



6. AZA'LEA. Azalea. 



Calyx small, 5-parted. Corolla funnel-form, somewhat irregular, with 

 5 spreading lobes. Stamens 5, and, with the 1 style, long exserted, 

 curved toward the lower side, Anthers open by pores. Capsule 5-celled, 

 5-valved. — Erect shrubs. Leaves alternate, deciduous, enth-e. Flowers 

 large, showy, fragrant, clustered. April-Juli/. 



1\* 



