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Empetrum eamesii Fernald & Wiegand

Purple crowberry (en), Camarine noire (fr)

Species

Angiosperms > Ericales > Ericaceae > Empetrum

Characteristics

A low lying evergreen shrub. The stems lie along the ground and the plant forms mats. It grows 20 cm tall and spreads 50 cm wide. The leaves are alternate or in rings. The flowers occur singly near the tips of the branches. They have 3 white petals. The fruit are round and red. They are 4 mm across.
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Branches green, brown, or reddish, distally white-tomentose, eglandular. Leaves ascending, becoming divergent; blade 4-5 mm. Flowers unisexual (plants dioecious); sepals greenish pink becoming reddish purple. Drupes pink or red, translucent, 3-5 mm diam. Seeds light brown, 1.2-1.5 mm. 2n = 26.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.5
Mature height (meter) 0.2
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a temperate plant. It suits USDA hardiness zones 3-8.
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Exposed sands and siliceous gravels and rocks.
Light 3-9
Soil humidity 4-6
Soil texture 3-6
Soil acidity 1-4
Soil nutriment -
Hardiness (USDA) 3-7

Usage

The fruit are eaten raw or cooked.
Uses -
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Empetrum eamesii world distribution map, present in Canada, France, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:90520-2
WFO ID wfo-0000667221
COL ID 39HL2
BDTFX ID 23931
INPN ID 96066
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Empetrum eamesii Empetrum nigrum var. eamesii Empetrum rubrum subsp. eamesii Empetrum rubrum var. eamesii

Lower taxons

Empetrum eamesii subsp. atropurpureum
WorldFloraDB 2024