Picea koyamae — a medium houseplant
SPECIMEN · FROM THE LIBRARY
Picea koyamae

Picea Koyamae

Updated · 7 observations
ON THIS PLANT

Picea koyamae (Koyama's spruce; Japanese: ヤツガタケトウヒ or やつがたけとうひ yatsugatake-touhi) is a rare spruce, endemic to the Akaishi Mountains and Yatsugatake Mountains in central Honshu, Japan. It is an evergreen tree growing to 25 m (82 ft) tall, with a trunk diameter of up to a metre. It grows in small isolated stands in a limited area and the total area of occupation is less than 100 square kilometres (39 sq mi). Trees that are lost to typhoons are normally replaced with other faster-growing species and the International Union for Conservation of Nature has rated the tree as "critically endangered". Some trees are in cultivation as an ornamental tree.

CHARACTERISTICS

Botanical profile.

Genus
Picea
Family
Pinaceae
ALSO KNOWN AS

Other names.

en Koyama spruce en Koyama's Spruce
PLATES
Picea koyamae leaf
PLATE 01 · leaf
Picea koyamae leaf
PLATE 02 · leaf
Picea koyamae bark
PLATE 03 · bark
Picea koyamae bark
PLATE 04 · bark
Picea koyamae habit
PLATE 05 · habit
ALSO IN THE LIBRARY

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