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Difference between revisions of "Rhododendron tomentosum - Wild rosemary"

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Rhododendron tomentosum (syn. Ledum palustre), commonly known as marsh Labrador tea, northern Labrador tea or wild rosemary, is a flowering plant in the subsection Ledum of the large genus Rhododendron in the family Ericaceae.
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[[File:Ledum palustre 08.JPG|thumb|right]]
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'''Rhododendron tomentosum''' is commonly known as marsh Labrador tea, northern Labrador tea or wild rosemary. It is a flowering plant in the subsection Ledum of the large genus Rhododendron in the family Ericaceae.
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==Uses==
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{{Uses|Asthma}}, {{Uses|Cough}}, {{Uses|Cold}}, {{Uses|Stomach aches}}, {{Uses|Kidney ailments}}, {{Uses|Burns}}, {{Uses|Ulcers}}, {{Uses|Stings}}, {{Uses|Infections}}
  
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== Description ==
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==Parts Used==
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{{Parts Used|Leaves}}.
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It is a low shrub growing to 50 cm (rarely up to 120 cm) tall with evergreen leaves 12-50 mm long and 2-12 mm broad. The flowers are small, with a five-lobed white corolla, and produced several together in a corymb 3-5 cm diameter. They emit strong smell to attract bees and other pollinating insects.
 
  
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== Uses ==
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==Chemical Composition==
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The main constituents of the oils were p-cymene (44.02%), linalool (20.5%), γ-terpinene (16.62%), thymol (1.81%), β-pinene (3.61%), α-pinene (2.83%) and eucalyptol (2.64%).<ref name="chemical composition"/>
  
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*Rhododendron tomentosum is used in herbalism to make an herbal tea called "Labrador tea".
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==Common names==
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*Some schools of homeopathy consider Rhododendron tomentosum to be a specific remedy for puncture wounds produced by sharp-pointed objects or bites.[Clarification needed] However, no objective material benefit has ever been documented in any properly controlled study to date.
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{{Common names|kn=|ml=|sa=|ta=|te=|hi=|en=Agrimony}}
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*Marsh Labrador tea has traditionally been used as a gruit in brewing beer in the Middle Ages. Due to its strong fragrance, it has also formerly been used as a natural deterrent against clothes moths in Scandinavia.
 
  
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==Common name==
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==Properties==
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Reference: Dravya - Substance, Rasa - Taste, Guna - Qualities, Veerya - Potency, Vipaka - Post-digesion effect, Karma - Pharmacological activity, Prabhava - Therepeutics.
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===Dravya===
  
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* '''English''' - wild rosemary
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===Rasa===
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Tikta (Bitter), Kashaya (Astringent)
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===Guna===
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Laghu (Light), Ruksha (Dry), Tikshna (Sharp)
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===Veerya===
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Ushna (Hot)
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===Vipaka===
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Katu (Pungent)
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===Karma===
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Kapha, Vata
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===Prabhava===
  
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== External Links ==
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==Habit==
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{{Habit|Herb}}
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*[https://en.wikipedia.org/wiki/Rhododendron_tomentosum Rhododendron tomentosum - Wikipedia]
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==Identification==
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===Leaf===
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{{Leaf|Simple|Needle-shaped|The small, needle-shaped leaves are another adaptation that limits water loss}}<ref name="Leaf"/>
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===Flower===
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{{Flower|Unisexual|2-4cm long|White|8|The flowers are a composition of 2-3 showy}}
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===Fruit===
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{{Fruit||7–10 mm|Clearly grooved lengthwise, Lowest hooked hairs aligned towards crown||Many}}
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===Other features===
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==List of Ayurvedic medicine in which the herb is used==
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==Where to get the saplings==
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==Mode of Propagation==
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{{Propagation|Seeds}}, {{Propagation|Cuttings}}.
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==How to plant/cultivate==
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Requires a lime-free loam or peaty soil[1, 11]. Prefers a moist humus-rich acid soil in shade or semi-shade.<ref name="How to plant/cultivate"/>
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==Commonly seen growing in areas==
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{{Commonly seen|Tall grasslands}}, {{Commonly seen|Bridge of Allan in Sterling and Perth}}.
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==Photo Gallery==
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<gallery class="left" caption="" widths="140px" heights="140px">
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File:Rhododendron tomentosum 001.JPG|{{VIS seal}}
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File:Ledum palustre01e.jpg|Hokkaido, Japan
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File:Rhododendron-palustre.JPG
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File:Bagno zwyczajne Ledum palustre.jpg
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File:Kveten pp zemlicka 03.jpg
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File:Rhododendron tomentosum Lakjärvenrahka.jpg
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File:Soosepa raba1.JPG
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</gallery>
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==References==
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<references>
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<ref name="chemical composition">[https://www.tandfonline.com/doi/abs/10.1080/09637480701777944?src=recsys&journalCode=iijf20  Chemical constituents]</ref>
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<ref name="Leaf">[http://pza.sanbi.org/eriocephalus-africanus Plant decsription]</ref>
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<ref name="How to plant/cultivate">[https://www.pfaf.org/user/Plant.aspx?LatinName=Ledum+palustre Cultivation details]</ref>
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</references>
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==External Links==
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* [http://www.naturalmedicinalherbs.net/herbs/l/ledum-palustre=wild-rosemary.php Wild rosemary on natural medicinal herbs.net]
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* [https://www.botanical-online.com/florrosmarinusofficinalisangles.htm  Wild rosemary on botanical-online.com]
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* [http://doctorschar.com/osemary-rosmarinum-officinalis/  Wild rosemary on octorschar's plant information]
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* [http://www.herbgarden.co.za/mountainherb/herbinfo.php?id=217 Wild rosemary on herbgarden.co.za plant information ]
  
 
[[Category:Herbs]]
 
[[Category:Herbs]]
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[[Category:Ayurvedic herbs that don't have seed photos]]
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[[Category:Ericaceae]]

Latest revision as of 16:17, 31 July 2020

Ledum palustre 08.JPG

Rhododendron tomentosum is commonly known as marsh Labrador tea, northern Labrador tea or wild rosemary. It is a flowering plant in the subsection Ledum of the large genus Rhododendron in the family Ericaceae.

Uses

Asthma, Cough, Cold, Stomach aches, Kidney ailments, Burns, Ulcers, Stings, Infections

Parts Used

Leaves.

Chemical Composition

The main constituents of the oils were p-cymene (44.02%), linalool (20.5%), γ-terpinene (16.62%), thymol (1.81%), β-pinene (3.61%), α-pinene (2.83%) and eucalyptol (2.64%).[1]

Common names

Language Common name
Kannada
Hindi
Malayalam
Tamil
Telugu
Marathi NA
Gujarathi NA
Punjabi NA
Kashmiri NA
Sanskrit
English Agrimony


Properties

Reference: Dravya - Substance, Rasa - Taste, Guna - Qualities, Veerya - Potency, Vipaka - Post-digesion effect, Karma - Pharmacological activity, Prabhava - Therepeutics.

Dravya

Rasa

Tikta (Bitter), Kashaya (Astringent)

Guna

Laghu (Light), Ruksha (Dry), Tikshna (Sharp)

Veerya

Ushna (Hot)

Vipaka

Katu (Pungent)

Karma

Kapha, Vata

Prabhava

Habit

Herb

Identification

Leaf

Kind Shape Feature
Simple Needle-shaped The small, needle-shaped leaves are another adaptation that limits water loss

[2]

Flower

Type Size Color and composition Stamen More information
Unisexual 2-4cm long White 8 The flowers are a composition of 2-3 showy

Fruit

Type Size Mass Appearance Seeds More information
7–10 mm Clearly grooved lengthwise, Lowest hooked hairs aligned towards crown Many {{{6}}}

Other features

List of Ayurvedic medicine in which the herb is used

Where to get the saplings

Mode of Propagation

Seeds, Cuttings.

How to plant/cultivate

Requires a lime-free loam or peaty soil[1, 11]. Prefers a moist humus-rich acid soil in shade or semi-shade.[3]

Commonly seen growing in areas

Tall grasslands, Bridge of Allan in Sterling and Perth.

Photo Gallery

References

  1. ↑ Chemical constituents
  2. ↑ Plant decsription
  3. ↑ Cultivation details

External Links

Retrieved from "https://ayurwiki.org/index.php?title=Rhododendron_tomentosum_-_Wild_rosemary&oldid=51328"