888 ERICACEAE 
12. ZENOBIA D. Don. 
Shrubs, with glabrous or glaucous foliage. Branches terete. Leaves alternate: blades 
entire or irregularly toothed, reticulated. Flowers perfect, in axillary clusters. Calyx 
free: sepals 5, manifestly united. Corolla white or pink, campanulate : lobes 5, rounded. 
Stamens 10, included: filaments dilated at the base: anthers narrow, each sac with 2 
slender awns. Disk 10-lobed. Ovary 5-celled. Stylecolumnar. Stigma entire. Ovules 
numerous. Capsule depressed, loculicidally 5-valved. i 
Pedicels and lower surface of the leaf-blades green. 1. Z. cassinifolia. 
Pedicels and lower surface of the leaf-blades densely glaucous. 2. Z. pulverulenta. 
1. Zenobia cassinifólia ( Vent.) Pollard. A branching shrub 1-2 m. tall, with 
glabrous foliage. Leaves deciduous; blades oblong, varying towards ovate or obovate, 
2-6 cm. long, leathery, acute, retuse, reticulated, irregularly and shallowly serrate, nar- 
rowed into short petioles: flower-clusters in racemes 1-3 dm. long, the rachis zigzag: 
pedicels 1-2 em. long: calyx 5-6 mm. broad: sepals ovate or triangular-ovate : corolla 
white, campanulate, 6-8 mm. long. [Andromeda speciosa Michx. ] 
In sandy soil, North Carolina to Florida. 
2. Zenobia pulverulénta ( Willd.) Pollard. A branching shrub 1-2 m. tall, with 
densely glaucous foliage. Leaves deciduous; blades leathery, oblong to oval, 2-7 cm. 
long, cuspidate or obtuse in age, entire or obscurely serrate, slightly reticulated above, 
short-petioled : flower-clusters in elongated racemes: pedicels 1-2 cm. long: sepals tri- 
angular, acute or short-acuminate, appressed : corolla white, campanulate, 6-7 mm. long. 
[Andromeda pulverulenta Willd. ] 
In sandy pine lands, North Carolina to Florida. 
13. PIERIS D. Don. 
Shrubs or trees, often evergreen. Leaves alternate: blades leathery, entire or toothed, 
often lustrous. Flowers perfect, in one-sided racemes or axillary umbel-like clusters. Calyx 
usually subtended by several bracts: sepals essentially distinct, persistent. Corolla white, 
urn-shaped or elongated, with 5 recurved lobes. Stamens 10, included : filaments often pu- 
bescent, adnate to the base of the corolla-tube: anthers usually awned on the back, open- 
ing by terminal pores. Disk 10-lobed. Ovary 5-celled. Stigma truncate. Ovules numer- 
ous in each cavity. Capsule 5-lobed, depressed or elongated. FETTERBUSH. 
Filaments unappendaged: anthers awned. 
Twigs strigose : racemes in terminal panicles. due floribunda., 
. Twigs glabrous: racemes solitary in Hen axils. 2. P. phillyreifolia. 
Filaments appendaged : anthers awnless. x ay 
Leaves and sepals persistent : corolla 4-5 mm. thick: capsules ovoid-globose. 3. P. nitida. 
Leaves and sepals deciduous: corolla 5-6 mm. thick : capsules ovoid-pyramidal. 4. P. Mariana. 
l. Pieris floribünda (Pursh) B. & H. A handsome shrub 3-18 dm. tall, with 
strigose or somewhat bristly twigs and erect branches. Leaf-blades leathery oblong, elliptic 
or oblong-lanceolate, 2-8 cm. long, acute or short-acuminate, serrulate, bristly-ciliate, 
obtuse or subcordate at the base : petioles 3-10 mm. long, strigose: panicles rather dense, 
9-10 cm. long: pedicels 1-3 mm. long: calyx glabrate: sepals lanceolate or ovate-lance- 
olate, 3-4 mm. long, acute: corolla white, conic-urceolate, 4.5-6 mm. long: capsules 
oblong-globose or ovoid-globose, 5-6 mm. long, somewhat angled, longer than the style. 
[Andromeda floribunda Pursh.] 
On dry mountain slopes, Virginia to Georgia. Spring. 
_ 2. Pieris phillyreifólia (Hook.) DC. A branching shrub 3-6 dm. tall with glabrae 
foliage. Leaf-blades oblong to elliptic, oval, or oblong-oblanceolate or rarely obovate, 2- 
cm. long, leathery, serrate near the apex, revolute, more or less lustrous above, —— 
into short petioles: racemes 1-4 em. long, solitary in the axils, 4-12-flowered "page A 
2-6 mm. long, with small subulate-lanceolate bracts: sepals lanceolate or triangu i 
lanceolate, 4-5 mm. long, acute, lustrous: »orolla ovoid, 7-8 mm. long, terete : Ed 
ellipsoidal, 4-5 mm. broad, ribbed, shorter than the style. [Andromeda phillyreifolia Hook.] 
In wet pine lands and swamps, Florida and adjacent Georgia. Winter and spring. 
3. Pieris nítida ( Bartr.) B. & H. An evergreen shrub 1.5-2 m. tall, with sharp 
angled branches. Leaf-blades leathery, elliptic to oval or obovate, 2-8 cm. long, abrup y 
acuminate, revolute, narrowed into short petioles: flower-clusters axillary, often eur 
tiguous: pedicels 3-8 mm. long, club-shaped: calyx often minutely pubescens; Sep. 
lanceolate, 4-5 mm. long, acuminate, lustrous: corolla white to red, ovoid-cylinaric, 
