286 ERICACEAE. 
Pieris. Stagger Bush. 
(Family Ericaceae). 
Shrubs: evergreen or deciduous. 
Twigs rather slender, 3-sided or 
finally terete: pith somewhat 3- 
sided, continuous. Buds _ small, 
subglobose to conical, with 2-5 ex- 
posed scales; the end-bud lack- 
ing. Leaf-scars alternate, small, 
half-round or triangular, somewhat 
raised: bundle-trace 1:  stipule- 
sears lacking. Leaves, when pres- 
ent, simple, entire and revolute or 
serrulate. The small globose or 
urn-shaped capsules are often pres- 
ent in winter. 
As its common name indicates, 
the stagger bush is poisonous to 
stock, like Kalmia, ete. The 
. species of Pieris have been placed 
in the genus Andromeda fre- 
quently; and they are placed un- 
der Lyonia by some botanists; as 
they have been placed by others in Leucothde. 
1. Deciduous: buds round-ovoid: capsules urceolate. : 
(1). P. Mariana. 
Evergreen: buds compressed. 2. 
2. Pubescent: sepals much shorter than capsules. 
(2). P. floribunda. 
Glabrous: sepals equaling the capsules. (3). P. nitida. 
