ERICACEAE. 
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pores at the apex. Stigma peltate with 5 tubercles. Caps. 
5-celled with 5 valves opening at the dissepiments. 
7. Dabcecia. Cal. 4-cleft. Cor. ovate, ventricose, limb 4- 
toothed. Stam. 8, included ; filaments flattened shorter than 
the linear anthers which are sagittate below ; cells loosened 
and opening by oblique pores at the apex. Stigma simple 
truncate. Caps. 4-celled with 4 valves opening at the dis- 
sepiments. 
8. Azalea. Cal. 5-parted. Cor. campanulate, 5-cleft. Stam. 
5, equal, shorter than 4he corolla ; anth. roundish ; cells 
opening by a longitudinal fissure. Stigma capitate. Caps. 
2 — 3-celled with 2 or 3 bifid valves whose inflexed edges form 
the double partitions. 
Tr. III. VACCINES. Fr. baccate, fleshy. Anth. 2-celled. 
Disk epigynous. 
9. Vaccinium. Cal. entire or 4 — 5-toothed or lobed. Cor. 
4 — 5-cleft or toothed. Stam. 8 — 10; anth. oblong, bifid at 
the summit. Berry globose, crowned by the persistent limb 
of the calyx, 4 — 5-celled, many-seeded. 
Tr. IV. PYROLEJE. Fr. capsular, dry. Seeds with a loose 
testa. Disk 0. Anth. opening by pores. 
10. Pyrola. Cal. 5-parted. Cor. of 5 petals. Stam. 10 ; 
anth. inverted, with 2 cells each opening by a round pore at 
the base. Style 5-lobed. Caps. 5-celled, 5-valved, opening 
near the base, margins of the valves connected by a web. 
11. Moneses. Cal. 5-parted. Cor. of 5 petals connected 
below. Stam. 10; anth. inverted with 2 cells each furnished 
with a tubular horn opening at the end. Stigma 5-parted, 
radiant. Caps. 5-celled, 5-valved, " opening from the sum- 
mit " with connected margins. 
Tr. V. MONOTROPEjE. Fr. capsular, dry. Seeds with a loose 
testa. Disk 0. Anth. opening by a transverse fissure. 
12. Monotropa. Cal. 4 — 5-parted. Cor. of 4 — 5 petals, 
each with a hooded nectariferous base. Stam. 8 — 10. Anth. 
kidney-shaped, 1 -celled, 2-valved. Stigma peltate. Caps. 
5- celled, 5-valved, many-seeded. 
Tribe I. Arbutecs. 
1. Arbutus Linn. 
1. A. Unedo (L.) ; bark rough, 1. elliptic-lanceolate serrated 
coriaceous glabrous, panicle terminal nodding, pedicels glabrous. 
— E. B. 2377 . — An evergreen tree. Fr. whitish, pendulous. Fr. 
