Epigaea

Linnaeus

Sp. Pl. 1: 395. 1753.

,

Gen. Pl. ed. 5, 186. 1754 ,.

Common names: Trailing arbutus
Etymology: Greek epi-, upon, and gaia, earth, alluding to creeping habit
Treatment appears in FNA Volume 8. Treatment on page 475. Mentioned on page 370, 374, 449.

Subshrubs. Stems creeping or prostrate; twigs coarsely hirsute (especially new growth). Leaves persistent, alternate; petiole present; blade coriaceous, margins entire. Inflorescences axillary or terminal, spikes or dense racemes, 2–6 (–10) -flowered; perulae absent. Flowers bisexual or unisexual (functionally dioecious), radially symmetric; sepals 5, distinct, (imbricate); petals 5, connate for ca. 1/2 their lengths, corolla ± deciduous, ± salverform; stamens 10, included; anthers without awns, dehiscent by longitudinal slits; ovary 5-locular; style included; stigma 5-lobed. Fruits capsular, depressed-globose, dehiscence septicidal. Seeds ca. 100, ovoid to globose, not winged, not tailed; testa foveolate. x = 12.

Distribution

North America, e, sw Asia

Discussion

Orphanidesia Boissier & Balansa

Species 3 (1 in the flora).

Epigaea comprises E. repens in eastern North America, E. asiatica Maximowicz in eastern Asia, and E. gaultherioides (Boissier & Balansa) Takhtajan in southwestern Asia (Caucasus region).

The species of Epigaea are infrequently cultivated; they are difficult to establish and maintain (M. A. Dirr 1998).

Selected References

None.

Lower Taxa

... more about "Epigaea"
Walter S. Judd +  and Kathleen A. Kron +
Linnaeus +
furrowed +  and smooth +
not flaky +
acicular;plane +
coriaceous +
Trailing arbutus +
rotate to crateriform campanulate cylindric globose or urceolate +
North America +, e +  and sw Asia +
undifferentiated +
fusiform +
Greek epi-, upon, and gaia, earth, alluding to creeping habit +
pendulous +  and erect +
unisexual +  and bisexual +
depressed-globose +
multicellular +
terminal +  and axillary +
persistent +
revolute;plane;toothed;entire;revolute;plane;toothed;entire +
parietal +, axile +  and placentation +
tenuinucellate +  and unitegmic +
reduced +
not sticky +
4-5-carpellate +
Sp. Pl. +  and Gen. Pl. ed. +
2-6(-10)-flowered +
distinct +
not tailed +, ovoid +  and globose +
distinct +
2-6(-10)-flowered +
procumbent +  and prostrate +
prostrate +  and creeping +
trailing +  and erect to decumbent +
peltate +  and capitate +
straight +
Undefined tribe Empetraceae +
Epigaea +
Ericaceae subfam. Ericoideae +
foveolate +
achlorophyllous +  and chlorophyllous +
evergreen +, deciduous +  and perennial +
heterotrophic +, autotrophic +  and mycotrophic +