Overview

Distribution

National Distribution

Canada

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

United States

Origin: Unknown/Undetermined

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

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Xinjiang [Japan, Russia; widespread across N Asia, Europe, and North America].
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Physical Description

Morphology

Description

Herbs perennial, forming low mats, with thin, leafy epigeous soboles. Stems many, ascending or sigmoidally bent, 3-20 cm tall, simple, subglabrous throughout or strigillose on upper stem with scattered glandular hairs, with sparsely strigillose lines decurrent from margins of petioles. Leaves subsessile above, lower ones with petioles 1-6 mm; cauline blade spatulate to oblong basally, elliptic at mid-stem, lanceolate in upper pairs, 0.8-2.5 × 0.25-1 cm, subglabrous except for sparsely strigillose margin and midvein, base attenuate to cuneate, margin subentire to barely denticulate on upper leaves, apex obtuse below to subacute above. Inflorescence nodding in bud, suberect later; flowers suberect. Sepals 1.5-5 mm. Petals pink to rose-purple, rarely white, 2.5-6.5 mm. Stigma broadly clavate or subcapitate, entire. Capsules 1.7-3.6 cm, subglabrous or with scattered short hairs; pedicels 1-3.5(-5) cm. Seeds light brown, 0.7-1.4 mm, reticulate or rarely low papillose, with short chalazal col- lar; coma dull white, persistent. Fl. Jul-Aug, fr. Aug-Sep. 2n = 36.
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Diagnostic Description

Synonym

Epilobium alpinum Linnaeus, nom. utique rej.; E. dielsii H. Léveillé; E. nakaharanum Nakai.
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Ecology

Habitat

Moist rockslides, talus slopes, and gravelly areas near streams or seeps in high montane and alpine regions; 1300-1500[-4000] m.
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Associations

Foodplant / parasite
hypophyllous telium of Puccinia epilobii parasitises live leaf of Epilobium anagallidifolium

Foodplant / parasite
intercellular spores of telium of Pucciniastrum epilobii parasitises live Epilobium anagallidifolium
Remarks: season: 8-10

Foodplant / parasite
Sphaerotheca epilobii parasitises live Epilobium anagallidifolium
Remarks: season: 8-10

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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Epilobium anagallidifolium

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 3
Specimens with Barcodes: 7
Species With Barcodes: 1
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Statistics of barcoding coverage: Epilobium alpinum

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 1
Specimens with Barcodes: 1
Species With Barcodes: 1
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Conservation

Conservation Status

National NatureServe Conservation Status

Canada

Rounded National Status Rank: NNR - Unranked

United States

Rounded National Status Rank: NNR - Unranked

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NatureServe Conservation Status

Rounded Global Status Rank: G5 - Secure

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Wikipedia

Epilobium anagallidifolium

Epilobium anagallidifolium is a species of willowherb known by the common names pimpernel willowherb and alpine willowherb. This small flowering plant has a circumboreal distribution and can be found in mountain ranges further south, where grows in alpine climates. It is a perennial found in low clumps rarely exceeding 20 centimeters in height.

Description[edit]

This species has an unbranched stem rising to 150cms high. The leaves are lanceolate, alternate and have a short stalk.[1] It has wide, rounded basal leaves and narrower leaves further up the stem, and its foliage is often hairy. It bears purple or pinkish trumpet-shaped flowers and the fruit is a capsule two or three centimeters long.

References[edit]

  1. ^ Webb, D.A., Parnell, J. and Doogue, D. 1996. An Irish Flora. Dundalgan Press Ltd. Dundalk. ISBN 0-85221-131-7
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