Sedum oreganum Nutt.

Oregon stonecrop (en)

Species

Angiosperms > Saxifragales > Crassulaceae > Sedum

Characteristics

Herbs, perennial, multi-stemmed from base, glabrous. Stems rootstocks and decumbent branches, (stout), bearing terminal rosettes. Leaves alternate, spreading, sessile; blade lustrous light green, not glaucous, spatulate or cuneate, laminar (thickest near apex), 7-12 × 4.4-9 mm, base short-spurred, not scarious, apex broadly rounded or truncate. Flowering shoots erect, simple or branched, 8-13 cm; leaf blades spatulate or cuneate, base short-spurred; offsets not formed. Inflorescences dense corymbs, 5-10-flowered, 3-branched; branches spreading to erect, primary branch dichotomously forked; bracts spatulate or oblanceolate, 5-8 mm, base spurred. Pedicels absent or 0.4-3+ mm. Flowers 5-merous; sepals erect, connate basally, green, ovate-lanceolate, equal, ca. 3.5 × 2 mm, apex acuminate or acute; petals erect or erect basally and divergent distally, connate basally, yellow, narrowly lanceolate, carinate, ca. 10.5 mm, apex aristate; filaments yellowish or greenish; anthers yellow; nectar scales yellow, subquadrate to spatulate or oblong. Carpels erect in fruit, connate basally, light brown or yellow. 2n = 24.
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A small succulent plant. It grows 15 cm high and spreads 30-40 cm wide. It keeps growing from year to year. The leaves are fleshy and club shaped and 18 mm long. They develop a red tint. The flowers are small and yellow and occur singly or in flat heads.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 0.3 - 0.45
Mature height (meter) 0.15
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Rocky islets, rocks on sea cliffs and bluffs, steep rocky slopes; at elevations up to 1,600 metres. Chiefly montane on rock ledges, gravelly ridges and talus slopes.
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It suits hardiness zones 6-10.
Light 6-8
Soil humidity 2-7
Soil texture 2-5
Soil acidity 2-7
Soil nutriment -
Hardiness (USDA) 5-8

Usage

Uses -
Edible leaves shoots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings, divisions or seedlings.
Mode cuttings divisions seedlings
Germination duration (days) 15 - 30
Germination temperacture (C°) 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -23
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Sedum oreganum unspecified picture

Distribution

Sedum oreganum world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:284824-2
WFO ID wfo-0001299441
COL ID 4W9P6
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Breitungia oregana Echeveria oregana Gormania oregana Sedum oreganum Cotyledon oregana Sedum oreganum subsp. oreganum

Lower taxons

Sedum oreganum var. tenue