All Conifers

You can navigate from this page to info on all the conifers in the Pacific Northwest, organized here by their scientific classification. The highest grouping in the botanical classification of conifers is the family. The families are divided into groups called genera. Each genus contains one or more species. The scientific name of each species is written using the genus and species name like this using italics: Genus species. Only the genus name is capitalized. The scientific names of the families are capitalized but not written in italics.

The conifers native to the Pacific Northwest are members of just three botanical families: Pine, cypress, and yew. Each family includes one or more genera. Each genus includes one or more species.

Pine Family – Pinaceae

The Pine Family includes the following genera that are native to the Northwest.

Douglas Fir Douglas Fir – Pseudotsuga

Needles: 1" long, soft points, all around twig

Cones: 3-pointed bracts

Bark: Brown, deep furrows

1 native species

Western Hemlock Hemlocks – Tsuga

Needles: Short, flat

Cones: Rounded scales

Bark: Gray, small deep furrows

Has drooping top.

2 native species

Pacific Silver Fir Firs – Abies

Needles: Groomed with soft points

Cones: Upright at treetop

Bark: Smooth, gray, scaly plates or small furrows

6 native species

Ponderosa Pine Pines – Pinus

Needles: Bundles of 2, 3 or 5

Cones: Woody

8 native species

Sitka spruce Spruces – Picea

Needles: Sharp points, thin, all around twig

Cones: 3" long, paper-thin scales

Bark: Gray, scaly

3 native species

Western larch Larches – Larix

Needles: Bundles of 25, 1-2" long

Cones: 1-2" long, whiskery bracts

Bark Flaky scales, furrowed

Where: Cascades

2 native species

Cypress Family – Cupressaceae

The Cypress Family includes trees in several genera.

Western Red Cedar New World Cedars

Leaves: Flat, scaled - 4 species

Junipers and Cypress

Leaves: Appressed to twig, scaled or awl-like - 4 species

Needles: Flat and flattened on twig

Yew Family – Taxaceae

The Yew Family includes just one genus and one species.

Pacific yew
– Taxus brevifolia

Needles: Flat, flattened on twig, lighter green underneath

Fruit: Red berry-like aril

Bark: Thin gray scales over smooth red bark

1 native species

© 2014 Ken Denniston