Pseudotsuga macrocarpa

Pinaceae Pseudotsuga macrocarpa (Vasey) Mayr

Etymology
Pseudotsuga refers to ‘almost Tsuga’; indicating a similarity to Tsuga species.
macrocarpa refers to ‘large fruit’; indicating its seed cones are relatively large.

Colloquial Name
Bigcone Douglas-fir

Distribution

This map shows botanical records (points) for this taxon. By opening the map’s sidebar (collapsed by default) you can toggle visibility or change the basemap. By clicking on records, you reveal more information.

TDWG Codes
7, 76, CAL

Habitat
The natural habitats for Pseudotsuga macrocarpa are temperate forests. The natural elevation is unknown. There are no conifers associated with Pseudotsuga macrocarpa that are known of.

USDA Hardiness zone – 8
Pseudotsuga macrocarpa is hardy to USDA Zone 8 (Bannister & Neuner, 2001), meaning its frost tolerance lies somewhere in the range of -12.2C (10F) to -6.7C (20F).

Species Continuity
The population trend for Pseudotsuga macrocarpa is stable. There are ongoing threats for Pseudotsuga macrocarpa and they are listed as follows:

• 5 Natural System Modifications
  • 5.1 Fire & Fire Suppression

IUCN Category – NT
According to the IUCN Red List, Pseudotsuga macrocarpa has been assigned the status of NT(Near Threatened). This means that according to the Red List criteria, this species is not threatened, but is close to having this status.

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

Pseudotsuga macrocarpa is further placed under Laricoideae. Pseudotsuga macrocarpa is also placed under Pinaceae.