Thujopsis dolabrata
Common name: 
Elkhorn Cedar
Deerhorn Cedar
Hiba Arborvitae
False Arborvitae
Pronunciation: 
thew-YOP-sis DOL-o-bra-ta
Family: 
Cupressaceae
Genus: 
Type: 
Conifer
Native to (or naturalized in) Oregon: 
No
  • Conifer, evergreen tree, 30-50 ft (9-15 m) high, dense, pyramidal, branchlets flat, in a single plane.  Leaves opposite, coarse, 4-6 mm long, glossy dark green above, distinctive hollowed white stripe of stomata beneath, lateral leaves have somewhat incurved tips.  Cones terminal, solitary. Seed cones 1-1.6 cm diameter, subglobose; each fertile scale with 3-5 seeds.
  • Sun, but tolerates considerable shade.  Prefers moist, acid, organic soil and protection from wind. Does not tolerate drought.
  • Hardy to USDA Zone 5      Native to the moist forests of central and southern Japan.
  • The cultivar 'Nana'  -  is a dwarf shrub, spreading, slow growing, leaves flat, thinner than the species type
  • Thujopsis: from Thuja and opsis, resemblance. dolabrata: hatchet-shaped, the leaves.
  • Oregon State Univ. campus: west of Cordley Hall, in the Hort Garden 
Click image to enlarge
  • plant habit

    plant habit

  • plant habit and trunk and bark

    plant habit and trunk and bark

  • branchlets

    branchlets

  • branchlets, leaves, upperside

    branchlets, leaves, upperside

  • leaves

    leaves

  • leaves, underside

    leaves, underside

  • young cones

    young cones

  • mature cones

    mature cones