Difference between revisions of "Kalmia procumbens"

(Linnaeus) Gift, Kron & P. F. Stevens ex Galasso, Banfi & F. Conti

F. Conti et al., Annot. Checkl. Ital. Vasc. Fl. 20. 2005.

Common names: Alpine or trailing azalea
Basionym: Azalea procumbens Linnaeus Sp. Pl. 1: 151. 1753
Synonyms: Chamaecistus procumbens (Linnaeus) Kuntze Loiseleuria procumbens (Linnaeus) Desvaux Rhododendron procumbens (Linnaeus) Alph. Wood
Treatment appears in FNA Volume 8. Treatment on page 485. Mentioned on page 372, 480, 481.
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Revision as of 23:05, 16 December 2019

Shrubs much-branched and mat-forming, ca. 0.1 m. Twigs terete or slightly 2-angled proximal to node, glabrous or sparsely hairy. Leaves opposite; petiole absent or 0.1–2 mm, glabrous or puberulent; blade ovate or oval to narrowly lanceolate, 0.3–0.8 × 0.2–0.4 cm, margins revolute, apex obtuse, abaxial surface tomentulose, adaxial glabrous or sparsely puberulent toward base, midribs with stalked glands/purple clavate trichomes. Inflorescences terminal, corymbiform racemes or umbels, 2(–6)-flowered, sometimes flowers solitary. Pedicels 5–20 mm. Flowers: sepals crimson, ovate-lanceolate, 1.2–1.5 mm, apex obtuse, surfaces glabrous, margins ciliate; petals (spreading), connate ca. 1/2 their lengths, light to deep pink or white, 3–5 × 2–3.5 mm, glabrous; stamens 5; filaments 2–3 mm; style 0.5–0.8 mm. Capsules 2–3-locular, 3–4 × 3–4 mm, glabrous. Seeds winged, oblong, 0.5–1.4 mm. 2n = 24.


Phenology: Flowering Jun–Aug.
Habitat: Dry to moist, subarctic, arctic, and alpine tundra, coastal marshes
Elevation: 0-2500 m

Distribution

V8 950-distribution-map.gif

Greenland, Alta., B.C., Man., Nfld. and Labr., N.W.T., Nunavut, Ont., Que., Sask., Yukon, Alaska, Maine, N.H., N.Y., Wash., Wyo., n, c Europe, n Asia.

Discussion

Kalmia procumbens is the only species of the genus that is not endemic to North America. An attractive dwarf shrub, it is sometimes cultivated in rock gardens.

Selected References

None.

Lower Taxa

None.
... more about "Kalmia procumbens"
Shunguo Liu +, Keith E. Denford +, John E. Ebinger +, John G. Packer +  and Gordon C. Tucker +
(Linnaeus) Gift, Kron & P. F. Stevens ex Galasso, Banfi & F. Conti +
Azalea procumbens +
Alpine or trailing azalea +
Greenland +, Alta. +, B.C. +, Man. +, Nfld. and Labr. +, N.W.T. +, Nunavut +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Maine +, N.H. +, N.Y. +, Wash. +, Wyo. +, n +, c Europe +  and n Asia. +
0-2500 m +
Dry to moist, subarctic, arctic, and alpine tundra, coastal marshes +
Flowering Jun–Aug. +
F. Conti et al., Annot. Checkl. Ital. Vasc. Fl. +
Chamaecistus procumbens +, Loiseleuria procumbens +  and Rhododendron procumbens +
Kalmia procumbens +
species +