566 ERICACEAE. 
2. Cassiope tetragona (L,.) D. Don. 
Four-angled Cassiope. (Fig. 2762.) 
Andromeda tetragona I,. Sp. Pl. 393. 1753+ 
Casstope tetragona D, Don, Edinb. New Phil. Journ. 17: 
158. 1834. 
Tufted, much-branched, 4’-12’ high, the branches 
ascending or erect. Leaves imbricated in 4 rows, 
making the branches appear 4-sided, thick, ovate 
or ovate-oblong, closely appressed, channeled on 
the back, concave or nearly flat on the inner 
(upper) surface, acute or the lower obtuse, usually 
puberulent when young, 1//-134’’ long; peduncles 
several or numerous, lateral, ascending or erect, 
slender, 5//-12’ long; flowers 3//-4’’ broad; corolla 
5-lobed; style slender, slightly thickened below; 
capsule nearly globular, 1/’-14’’ in diameter. 
Labrador, Greenland and Hudson Bay to Alaska and 
Oregon. Also in arctic Asia. Summer. 
11. LEUCOTHOE D. Don, Edinb. New Phil. Journ. 17: 159. 1834. 
Shrubs, mostly tall, with alternate petioled entire or serrulate deciduous or persistent 
leaves, and small usually white bracted flowers in terminal or axillary racemes, jointed with 
their pedicels, or the pedicels jointed with the rachis. Sepals 5, distinct, imbricated, at 
least in the bud. Corolla cylindric or ovoid-urceolate, 5-toothed. Stamens 10, included; 
filaments subulate; anthers attached to the filaments near their bases, oblong, the sacs open- 
ing by terminal pores, obtuse, 2-mucronate or I-2-awned at theapex. Disk 10-lobed. Ovary 
5-celled; style slender; stigma capitate or 5-lobed; ovules numerous. Capsule depressed- 
globose, often 5 lobed, loculicidally 5-valved, the valves membranous, entire. Seeds numer- 
ous, minute, pendulous or spreading. [Name mythological. ] 
About 35 species, natives of North and South America and eastern Asia. Besides the following, 
another occurs in the southeastern States and one in California. 
Racemes in the axils of persistent leaves of the previous season. 
Shoots puberulent; petioles 2'’-4'’ long; sepals imbricated in flower. 1. L. axillaris. 
Shoots glabrous; petioles 4'’-8'’ long; sepals not imbricated in flower. 2. L. Catesbaet. 
Racemes terminating the branches; flowers appearing with or before the leaves. 
Racemes mostly recurved; capsule 5-lobed. 3. L. recurva. 
Racemes erect or spreading; capsule not lobed. 4. L. racemosa. 
1. Leucothoé axillaris (Lam.) D. Don. Downy Leucothoé. (Fig. 2763.) 
Andromeda axillaris Lam. Encycl. 1:157. 1783. 
Leucothoé axillaris D, Don, Edinb, New Phil. 
Journ. 17: 159. 1834. 
A shrub, 2°-5° high, the twigs puberulent, 
at least when young. Leaves coriaceous, 
evergreen, oval to oblong-lanceolate, glabrous 
and dark green above, paler and sparsely be- 
set with minute hairs beneath, acute or acu- 
minate at the apex, narrowed or rarely 
rounded at the base, serrulate, at least near 
the apex, 2’-6’ long, 14’-1}4’ wide; petioles 
usually pubescent; 2’/-4/’ long; racemes 
many-flowered, dense, catkin-like when ex- 
panding, sessile in the axils of the persistent 
leaves; bracts ovate, concave, borne near the 
base of the short pedicels; sepals imbricated 
even when expanded; anthers awnless; corolla 
nearly cylindric, about 3’’ long; stigma de- 
pressed, 5-rayed. 
In moist woods, Virginia to Florida and Ala- 
bama, near the coast. . April. 
