Larch, Black Larch, American Larch, Hackmetack, Salisb, Alaska larch

Patient Tools

Read, save, and share this guide

Use these quick tools to make this medical article easier to read, print, save, or share with a family member.

Medical guide Rx Vegetables, Herbs and Spices (A - Z) Feb 8, 2026 22 reads
Related reading

Patient Mode

Understand this article easily

Switch between simple English and easy Bangla patient notes. This is for education and does not replace a doctor consultation.

Larch, the common name of a small genus (Larix) of medium-sized coniferous trees of the pine family (Pinaceae). They differ from other genera in being deciduous and in bearing short, green needle-like leaves on dwarf and long shoots. The spruce-like, erect cones with thin, persistent...

For severe symptoms, danger signs, pregnancy, child illness, or sudden worsening, seek urgent medical care.

বাংলা রোগী নোট এখনো যোগ করা হয়নি। পোস্ট এডিটরে “RX Bangla Patient Mode” বক্স থেকে সহজ বাংলা সারাংশ যোগ করুন।

এই তথ্য শিক্ষা ও সচেতনতার জন্য। এটি ডাক্তারি পরীক্ষা, রোগ নির্ণয় বা প্রেসক্রিপশনের বিকল্প নয়।

Article Summary

Larch, the common name of a small genus (Larix) of medium-sized coniferous trees of the pine family (Pinaceae). They differ from other genera in being deciduous and in bearing short, green needle-like leaves on dwarf and long shoots. The spruce-like, erect cones with thin, persistent scales and long, acuminate bracts mature in one season. Most species are 40–80 ft. high except when growing near the...

Key Takeaways

  • This article explains Tamarack Scientific Classification in simple medical language.
Educational health guideWritten for patient understanding and clinical awareness.
Reviewed content workflowUse writer and reviewer profiles for stronger trust.
Emergency safety firstUrgent warning signs are highlighted below.

Seek urgent medical care if you notice

These warning signs are general safety guidance. Local emergency numbers and clinical judgment should always come first.

  • Severe symptoms, breathing difficulty, fainting, confusion, or rapidly worsening illness.
  • New weakness, severe pain, high fever, or symptoms after a serious injury.
  • Any symptom that feels urgent, unusual, or unsafe for the patient.
1

Emergency now

Use emergency care for severe, sudden, rapidly worsening, or life-threatening symptoms.

2

See a doctor

Book a professional medical evaluation if symptoms persist, worsen, recur often, affect daily activities, or occur in a high-risk patient.

3

Learn safely

Use this article to understand possible causes, tests, treatment options, prevention, and questions to ask your clinician.

Before reading

RX Patient Tools

Use these quick guides before reading the article, or return to them when you need help preparing questions for a doctor.

Start here Choose the right pathway for symptoms, reports, medicines, or urgent warning signs. Disease article roadmap Read this topic step by step: meaning, symptoms, warning signs, diagnosis, treatment, prevention, and follow-up. Treatment planner Prepare questions about treatment choices, benefits, risks, side effects, and follow-up. Family & caregiver guide Organize symptoms, reports, medicines, questions, and follow-up safely. Nutrition & diet guide Prepare food, hydration, supplement, and medicine-timing questions safely. Prevention guide Organize risk factors, protective habits, screening, and warning signs. Recovery guide Prepare a safe plan for activity, rehabilitation, warning signs, and follow-up.
Definition

Larch, the common name of a small genus (Larix) of medium-sized coniferous trees of the pine family (Pinaceae). They differ from other genera in being deciduous and in bearing short, green needle-like leaves on dwarf and long shoots. The spruce-like, erect cones with thin, persistent scales and long, acuminate bracts mature in one season. Most species are 40–80 ft. high except when growing near the timberline. Of the ten species now recognized, American larch (L. americana), also known as Black larch, or Tamarack, is the most common in the eastern United States and Canada extending west to the Rocky Mountains and north-west to the Yukon River in Alaska, where it is sometimes called L. alaskensis: growing in the southern parts of this area in swamps and sphagnum bogs. The gummy sap that seeps from the tree has a very good flavour when chewed.

Plant description

Tamarack trees reach to the height of 20 meters tall with a straight, slender trunk and narrow, open, and pyramidal crown which occupies one-third to one-half the bole length. Branches are whorled, horizontal or slightly ascending. The bark of young trees is smooth, gray becoming reddish-brown and scaly. Leaves are needle-like, deciduous, pale blue-green, 1-2 cm long forming in clusters on short shoots or singly along the long shoots prominent on twigs two years or elder. Seed cones are upright and 1-2 cm long. Seeds are winged and 2-3 mm long.

Facts About Tamarack

Name Tamarack
Scientific Name Larix laricina
Native Native to Canada, from eastern Yukon and Inuvik, Northwest Territories east to Newfoundland, and also south into the upper northeastern United States from Minnesota to Cranesville Swamp, West Virginia; there is also an isolated population in central Alaska.
Common/English Name Black Larch, American Larch, Hackmetack, Salisb, Alaska larch, Red larch
Bark Smooth gray
Buds Rounded, glossy and reddish brown
Medicinal part The inner bark

Tamarack Scientific Classification

Scientific Name: Larix laricina

Rank Scientific Name & (Common Name)
Kingdom Plantae (Plants)
Subkingdom Larix laricina
Infrakingdom Streptophyta  (Land plants)
Superdivision Embryophyta
Division Tracheophyta  (Vascular plants, tracheophytes)
Class Spermatophytina  (Spermatophytes, seed plants, phanérogames)
Subclass Pinidae
Order Pinales  (Pines)
Family Pinaceae  (Pines)
Genus Larix Mill. (Larch)
Species Larix laricina (Du Roi) K. Koch (Tamarack, Alaskan larch, American larch, eastern larch, hackmatack)
Synonyms
  • Abies americana (Michx.) Wood
  • Abies microcarpa (Lamb.) Lindl.
  • Abies pendula (Aiton) Lindl. & Gordon
  • Larix alaskensis W.F.Wight
  • Larix americana Michx.
  • Larix americana var. incurva Peck
  • Larix americana var. pendula (Aiton) Loudon
  • Larix americana var. prolifera Loudon
  • Larix americana var. rubra Loudon
  • Larix dahurica var. americana (Michx.) Henkel & W.Hochst.
  • Larix europaea var. pendula (Aiton) J.Forbes
  • Larix fraseri Curtis
  • Larix fraseri Curtis ex Gordon
  • Larix intermedia Lodd. ex J.Forbes
  • Larix laricina f. depressa J.Rousseau
  • Larix laricina f. laricina
  • Larix laricina f. lutea (Jaurès) Ouden & Boom
  • Larix laricina f. parvistrobus (Jaurès) Ouden & Boom
  • Larix laricina subsp. alaskensis (W.Wight) Silba
  • Larix laricina var. alaskensis (W.F.Wight) Raup
  • Larix laricina var. americana (Michx.) Lemmon
  • Larix laricina var. lutea Jaurès
  • Larix laricina var. parvistrobus Jaurès
  • Larix microcarpa (Lamb.) J.Forbes
  • Larix microcarpa var. pendula (Aiton) Carrière
  • Larix pendula (Aiton) Salisb.

Leaf

Deciduous, flat needle, light green, appear in spirals on spur shoots after first year, ¾ to 1 inch long, turn yellow in the fall.

Flower

Species is monoecious; males yellowish, small and round in clusters near branch tips; females reddish-brown, numerous scales, egg-shaped.

Fruit

Small, ¾ to 1 inch, light brown, egg-shaped cone; persist throughout the winter.

Twig

Slender, light brown, numerous short, spur branches.

Bark

Rough, small scaly patches, grayish brown to reddish-brown.

Uses

Because of its astringent and gently stimulating qualities, the inner bark is especially useful for melancholy, often caused by the enlarged, sluggish, hardened, condition of the liver and spleen with inactivates various other functions of the metabolism. For domestic use in emergencies, or long-standing bleeding of any kind, in lungs, stomach, bowels, or too profuse menstruation. Also for diarrhea, rheumatism, bronchitis, asthma, and poisonous insect bites. J. Kloss in “Back to Eden”, recommends the weak tea as an eyewash and the warm tea dropped in the ear to relieve earache. A decoction of the bark, combined with Spearmint (Mentha Viridis), Juniper (Juniperus communis), Horseradish (Cochlearia Armoracia), and taken in wineglassful doses has proven valuable in dropsy.

Dose

As a tea, 1 teaspoonful of the inner bark to 1 cupful of boiling water; steep 30 min.

Externally

As a wash used to cleanse ulcerated sores of long standing, if the condition has progressed to the bone, combine with Comfrey (Symphytum officinale) fresh or dried (taken internally too). As a poultice, dress often and continue until new skin seals the areas. Also used for haemorrhoids as a salve, or sitz-bath.

Russian Experience

Listvennitza Sibirsky, Larix iberia (Tamarack), grows 150 ft. tall in Siberia and the far east. The very wide branching tree is one of the most beautiful and magnificent to adorn their countryside. Turpentine of Larix, known in Russia as venetian terpentain, is one of the by-products.

Externally

The oil in compound is used for rheumatism, neuralgia, gout; new twigs and bark made into an bacterial infections. সহজ বাংলা: ব্যাকটেরিয়ার সংক্রমণের ওষুধ।" data-rx-term="antibiotic" data-rx-definition="An antibiotic is a medicine used to treat bacterial infections. সহজ বাংলা: ব্যাকটেরিয়ার সংক্রমণের ওষুধ।">antibiotic and antiseptic is used as an inhalant steam for catarrh of the lungs, abscesses, gangrene of the lungs, throat, bronchitis. Also of help to kidney and bladder.

Medicinal uses

  • Tea made from bark is used as diuretic, alterative, tonic and laxative.
  • Use it for treating anemia, jaundice, colds, rheumatism and skin problems.
  • Use it as a gargle for treating sore throats and apply it as a poultice for sores, swellings and burns.
  • Apply the poultice of boiled inner bark to wounds for treating infections, burns, deep cuts and frostbite.
  • Chew the resin for indigestion.
  • Use it for treating piles and diarrhea.

Culinary uses

Inner bark can be scraped, dried and ground into a meal to be mixed with other flours.

 


References


Doctor visit helper

Prepare before seeing a doctor

A simple rural-patient checklist to help you explain symptoms clearly, ask better questions, and avoid unsafe self-treatment.

Safety note: This is not a prescription or diagnosis. For severe symptoms, pregnancy danger signs, children with serious illness, chest pain, breathing difficulty, stroke-like weakness, or major injury, seek urgent care.

Which doctor may help?

Start with a registered doctor or the nearest qualified health center.

What to tell the doctor

  • Write when the problem started and how it changed.
  • Bring old prescriptions, investigation reports, and current medicines.
  • Write allergies, pregnancy status, diabetes, kidney/liver disease, and major past illnesses.
  • Bring one family member if the patient is weak, elderly, confused, or a child.

Questions to ask

  • What is the most likely cause of my symptoms?
  • Which danger signs mean I should go to hospital quickly?
  • Which tests are necessary now, and which can wait?
  • How should I take medicines safely and what side effects should I watch for?
  • When should I come for follow-up?

Tests to discuss

  • Vital signs: temperature, pulse, blood pressure, oxygen saturation
  • Basic physical examination by a clinician
  • CBC, urine test, blood sugar, or imaging only when clinically needed

Avoid these mistakes

  • Do not use antibiotics, steroid tablets/injections, or strong painkillers without proper medical advice.
  • Do not hide pregnancy, kidney disease, ulcer, allergy, or blood thinner use.
  • Do not delay emergency care when danger signs are present.

Medicine safety and first-aid guide

This section is for patient education only. It does not replace a doctor, pharmacist, or emergency care.

Safe first steps

  • Use oral rehydration solution and safe fluids to prevent dehydration.
  • Continue safe, light food as tolerated.
  • Seek care for children, older adults, pregnancy, or chronic illness.

OTC medicine safety

  • ORS is usually safer than unnecessary antibiotics for simple watery diarrhea.
  • Do not use anti-diarrhea stopping medicines if there is blood in stool or high fever unless a doctor advises.

Avoid these mistakes

  • Do not start antibiotics without a proper medical decision.
  • Do not use steroid tablets or injections casually for quick relief.
  • Do not delay emergency care because of home remedies.

Get urgent help if

  • Blood in stool, severe dehydration, persistent vomiting, very low urine, or lethargy needs urgent care.
Medicine names, dose, and timing must be decided by a qualified clinician or pharmacist after checking age, pregnancy, allergy, other diseases, and current medicines.

For rural patients and family caregivers

Patient health record and symptom diary

Write your symptoms, medicines already taken, test results, and questions before visiting a doctor. This note stays on your device unless you print or copy it.

Doctor to discuss: Doctor / qualified healthcare provider
Tests to discuss with doctor
  • Basic vital signs: temperature, pulse, blood pressure, oxygen level if needed
  • Relevant blood, urine, imaging, or specialist tests only after clinical assessment
Questions to ask
  • What is the most likely cause of my symptoms?
  • Which warning signs mean I should go to emergency care?
  • Which tests are really needed now?
  • Which medicines are safe for my age, pregnancy status, allergy, kidney/liver/stomach condition, and current medicines?

Emergency warning signs such as chest pain, severe breathing difficulty, sudden weakness, confusion, severe dehydration, major injury, or loss of bladder/bowel control need urgent medical care. Do not wait for online information.

Safe pathway to proper treatment

Care roadmap for: Larch, Black Larch, American Larch, Hackmetack, Salisb, Alaska larch

Use this simple roadmap to understand the next safe steps. It is educational and does not replace examination by a doctor.

Go to emergency care if you notice:
  • Severe or rapidly worsening symptoms
  • Breathing difficulty, chest pain, fainting, confusion, severe weakness, major injury, or severe dehydration
Doctor / service to discuss: Qualified healthcare provider; specialist depends on symptoms and examination.
  1. Step 1

    Check danger signs first

    If danger signs are present, seek emergency care and do not wait for online information.

  2. Step 2

    Record the symptom story

    Write when symptoms started, severity, medicines already taken, allergies, pregnancy status, and test results.

  3. Step 3

    Visit a qualified clinician

    A doctor, nurse, or qualified healthcare provider can examine you and decide which tests or treatment are needed.

  4. Step 4

    Do only useful tests

    Do tests after clinical assessment. Avoid unnecessary tests, random antibiotics, or repeated medicines without diagnosis.

  5. Step 5

    Follow up and return early if worse

    If symptoms worsen, new warning signs appear, or treatment is not helping, return for review quickly.

Rural patient practical tips
  • Take a written symptom diary and all previous prescriptions/test reports.
  • Do not hide medicines already taken, even herbal or over-the-counter medicines.
  • Ask which warning signs mean urgent referral to hospital.

This roadmap is for education. A real diagnosis and treatment plan requires history, examination, and clinical judgment.

RX Patient Help

Ask a health question safely

Write your symptom story. A health professional or site editor can review it before any answer is prepared. This box is not for emergency care.

Emergency first: Severe chest pain, breathing trouble, unconsciousness, stroke signs, severe injury, heavy bleeding, or rapidly worsening symptoms need urgent local medical care now.

Frequently Asked Questions

Is this article a replacement for a doctor?

No. It is educational content only. Patients should consult a qualified clinician for diagnosis and treatment.

When should I seek urgent care?

Seek urgent care for severe symptoms, rapidly worsening condition, breathing difficulty, severe pain, neurological changes, or any emergency warning sign.

A global war against illness

Help this medical guide reach someone who may need it

Share reliable health information with a patient, family member, caregiver, or colleague. Reading and awareness can help people ask better questions and seek appropriate care.

Continue exploring

Explore this topic across the RX Medical Library

Open a focused A–Z pathway or continue with closely related indexed articles. These links are educational and do not replace personal medical care.

Search this topic
Diseases A–Z Drugs A–Z Lab Tests A–Z Cancer A–Z
Diseases A–Z

5 Tips to Stop Hackers

Starting in business, you probably think you’re too small for black-hat hackers to mess with. Yet,…

Diseases A–Z

ABCD Syndrome

ABCD syndrome is a rare condition characterized by Albinism, Black Lock, a Cell Migration Disorder of…