Cupressus arizonica var. stephensonii

Cupressaceae Cupressus arizonica var. stephensonii (C.B.Wolf) Little

Etymology
Cupressus refers to the Latin name for cypress.
arizonica refers to the US state of Arizona; indicating its habitat.
stephensonii refers to J. B. Stephenson, who was the District Ranger at Descanso and who collected this tree.

Colloquial Name
Cuyamaca cypress

Subordinate Taxa
There exist 5 subordinate taxa for Cupressus arizonica:

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, 79, MXN, MXN-BC

Habitat
The natural habitats for Cupressus arizonica var. stephensonii are mediterranean-type shrublands. It is naturally found at an elevation of at least 1400 up to 1400 metres. Other conifers associated with Cupressus arizonica var. stephensonii are:

USDA Hardiness zone – 7
Cupressus arizonica var. stephensonii 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 Cupressus arizonica var. stephensonii is decreasing. There are ongoing threats for Cupressus arizonica var. stephensonii and they are listed as follows:

• 5 Natural System Modifications
  • 5.1 Fire & Fire Suppression

IUCN Category – CR
According to the IUCN Red List, Cupressus arizonica var. stephensonii has been assigned the status of CR(Critically Endangered). This means that according to the Red List criteria, this species qualifies as Critically endangered and is on the brink of being extinct in the wild.

Superordinate Taxa
The nearest superordinate taxon for Cupressus arizonica is Cupressus. The coordinate taxa for Cupressus arizonica are therefore:

Cupressus arizonica var. stephensonii is further placed under Cupressoideae. Cupressus arizonica var. stephensonii is also placed under Cupressaceae.

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.