| Western hemlock | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Gymnospermae |
| Division: | Pinophyta |
| Class: | Pinopsida |
| Order: | Pinales |
| Family: | Pinaceae |
| Genus: | Tsuga |
| Species: | T. heterophylla
|
| Binomial name | |
| Tsuga heterophylla | |
| |
| Natural range | |
Tsuga heterophylla, the western hemlock[2] or western hemlock-spruce,[3] is a species of hemlock native to the west coast of North America, with its northwestern limit on the Kenai Peninsula, Alaska, and its southeastern limit in northern Sonoma County, California.[4][5] The Latin species name means 'variable leaves'.[6]
- ^ Farjon, A. (2013). "Tsuga heterophylla". IUCN Red List of Threatened Species. 2013: e.T42435A2980087. doi:10.2305/IUCN.UK.2013-1.RLTS.T42435A2980087.en. Retrieved 19 November 2021.
- ^ USDA, NRCS (n.d.). "Tsuga heterophylla". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 12 December 2015.
- ^ BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 26 June 2015. Retrieved 17 October 2014.
- ^ Farjon, A. (1990). Pinaceae. Drawings and Descriptions of the Genera. Koeltz Scientific Books ISBN 3-87429-298-3.
- ^ Gymnosperm Database: Tsuga heterophylla Archived 2005-09-24 at the Wayback Machine
- ^ Arno, Stephen F.; Hammerly, Ramona P. (2020) [1977]. Northwest Trees: Identifying & Understanding the Region's Native Trees (field guide ed.). Seattle: Mountaineers Books. pp. 110–117. ISBN 978-1-68051-329-5. OCLC 1141235469.