SimplePlant

Pinaceae

Mountain hemlock

Tsuga mertensiana (Bong.) Carrière

Family
Pinaceae
Genus
Tsuga

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Mountain hemlock: Mountain Hemlock Tsuga mertensiana , Minotaur Lake Trail N° 1517, Henry M. Jackson Wilderness, Washington, USA. The cones are old crop from 2007 (open, brown).
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons

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Common names

By language (19)
Arabic
أتسوغة مرتنسيانية
arz
اتسوغه مرتنسيانيه
Chinese
山地鐵杉, 山地铁杉, 长果铁杉
Czech
Jedlovec Mertensův
Dutch
Mertens' berghemlockspar
English
Mountain hemlock
Finnish
Vuorihemlokki
French
Pruche subalpine
German
Berg-Hemlocktanne
Hebrew
צוגה הררית
Hungarian
Szirti hemlokfenyő, Kaliforniai hemlokfenyő
Icelandic
Fjallaþöll
Japanese
マウンテンヘムロック, ミヤマベイツガ
Lithuanian
Juodoji cūga
Norwegian Bokmål
Fjellhemlokk
Persian
کاج شوکران کوهی
Russian
Тсуга горная
Swedish
Berghemlock
Ukrainian
Тсуга гірська

Synonyms

  • Abies mertensiana (Bong.) Lindl. & Gordon
  • Abies pattoniana J.Jeffrey ex Balf.
  • Abies pattonii Jeffrey ex Gordon
  • Abies taxifolia J.Jeffrey ex Gordon
  • Abies williamsonii Newb.
  • Hesperopeuce mertensiana (Bong.) Rydb.
  • Hesperopeuce pattoniana (J.Jeffrey ex Balf.) Lemmon
  • Picea californica Carrière
  • Picea hookeriana (A.Murray bis) Bertrand
  • Picea mertensiana Gordon
  • Pinus mertensiana Bong.
  • Pinus pattoniana (J.Jeffrey ex Balf.) Parl.
  • Tsuga mertensiana var. macrophylla Beissn.
  • Tsuga pattoniana (J.Jeffrey ex Balf.) Engelm.
  • Tsuga pattonii Coville
  • Tsuga williamsonii (Newb.) de Vos
  • Tsugaxpicea hookeriana (A.Murray bis) Van Campo & Gaussen

Flowers

Flower colour
yellow (USDA PLANTS Database)

Characteristics

Growth habit
Tree
Lifespan
Perennial
In the US and Canada
Alaska: native, Canada: native, Lower 48 states: native

Photos

More in Tsuga

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.