VU

Zehneria tahitensis

Unknown

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Zehneria tahitensis faces severe pressure from invasive plant species that outcompete native vegetation and alter forest understory composition. Habitat degradation from human development and agricultural expansion continues to fragment the remaining suitable forest areas. Climate change poses an additional threat through altered precipitation patterns and increased storm intensity affecting the species' montane forest habitat.

Threat summary

Habitat

This endemic climbing vine inhabits the understory of montane forests and forest edges on Tahiti, typically found at elevations between 200-800 meters. It grows in humid, shaded environments where it can climb on native trees and shrubs within the remaining intact forest fragments.

Other threatened species in CUCURBITACEAE

CR

Sicyos lanceoloideus

Declining
CR

Momordica obtusisepala

Unknown
EN

Coccinia ulugurensis

Declining
VU

Dendrosicyos socotrana

Unknown

Frequently asked questions

Why is Zehneria tahitensis classified as Vulnerable?
Zehneria tahitensis is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Zehneria tahitensis faces severe pressure from invasive plant species that outcompete native vegetation and alter forest understory composition. Habitat degradation from human development and agricultural expansion continues to fragment the remaining suitable forest areas. Climate change poses an additional threat through altered precipitation patterns and increased storm intensity affecting the species' montane forest habitat.
Where does Zehneria tahitensis live?
Zehneria tahitensis occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Zehneria tahitensis?
The main threats to Zehneria tahitensis are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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