Pseudotsuga menziesii var. menziesii

Pinaceae Pseudotsuga menziesii var. menziesii (Mirb.) Franco

Etymology
Pseudotsuga refers to ‘almost Tsuga’; indicating a similarity to Tsuga species.
menziesii refers to the Scottish botanist A. Menzies.

Colloquial Name
Douglas-fir

Subordinate Taxa
There exist 2 subordinate taxa for Pseudotsuga menziesii:

Distribution

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TDWG Codes
7, 71, BRC, 73, ORE, WAS, 76, CAL

Habitat
The natural habitats for Pseudotsuga menziesii var. menziesii are unknown. The natural elevation is unknown. There are no conifers associated with Pseudotsuga menziesii var. menziesii that are known of.

USDA Hardiness zone – 7
Pseudotsuga menziesii var. menziesii is hardy to USDA Zone 7 (Bannister & Neuner, 2001), meaning its frost tolerance lies somewhere in the range of -17.8C (0F) to -12.2C (10F).

Species Continuity
The population trend for Pseudotsuga menziesii var. menziesii is unknown. There are no known threats for Pseudotsuga menziesii var. menziesii.

IUCN Category – LC
According to the IUCN Red List, Pseudotsuga menziesii var. menziesii has been assigned the status of LC(Least Concern). This means that according to the Red List criteria, this species is not qualified as threatened.

Superordinate Taxa
The nearest superordinate taxon for Pseudotsuga menziesii is Pseudotsuga. The coordinate taxa for Pseudotsuga menziesii are therefore:

Pseudotsuga menziesii var. menziesii is further placed under Laricoideae. Pseudotsuga menziesii var. menziesii is also placed under Pinaceae.