Picea orientalis

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(Redirected from
Caucasian Spruce
)

Picea orientalis

Least Concern  (IUCN 3.1)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Gymnospermae
Division: Pinophyta
Class: Pinopsida
Order: Pinales
Family: Pinaceae
Genus: Picea
Species:
P. orientalis
Binomial name
Picea orientalis

Picea orientalis, commonly known as the Oriental spruce[2] or Caucasian spruce, is a species of spruce native to the Caucasus and adjacent northeast Turkey.

Description

It is a large

coniferous evergreen tree growing to 30–45 m tall or 98–145 feet (exceptionally to 57 m), and with a trunk diameter of up to 1.5 m (exceptionally up to 4 m). The Caucasian Spruce can also be found in Northern Iran, though its numbers have decreased due to deforestation.[citation needed
]

The shoots are buff-brown and moderately pubescent (hairy). The

stomatal lines. The cones
are slender cylindric-conic, 5–9 cm long and 1.5 cm broad, red to purple when young, maturing dark brown 5–7 months after pollination, and have stiff, smoothly rounded scales.

Cultivation

It is a popular ornamental tree in large

Norway spruce reduces its importance outside of its native range. P. orientalis[3] and the cultivars 'Aurea' [4] and ‘Skylands’[5] have gained the Royal Horticultural Society's Award of Garden Merit.[6]
A frequently seen ornamental cultivar is Picea orientalis 'Aureospicata', which has gold-coloured young foliage in the spring.

  • Foliage
    Foliage
  • Cones
    Cones
  • Male cones of var 'aurea'
    Male cones of var 'aurea'

References

  1. doi:10.2305/IUCN.UK.2013-1.RLTS.T42332A2973275.en
    . Retrieved 19 November 2021.
  2. ^ BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.
  3. ^ "RHS Plant Selector - Picea orientalis". Retrieved 6 February 2021.
  4. ^ "Picea orientalis 'Aurea'". RHS. Retrieved 18 January 2021.
  5. ^ "RHS Plantfinder - Picea orientalis 'Skylands'". Retrieved 25 April 2018.
  6. ^ "AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 78. Retrieved 25 April 2018.

External links

Wikimedia Commons has media related to Picea orientalis.
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