CR

Typhonium lineare

Declining

Overview

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

Typhonium lineare faces severe population decline due to extensive deforestation and agricultural conversion of its native lowland forest habitats in Southeast Asia. Urban development and palm oil plantation expansion have fragmented remaining populations into isolated patches. The species' specialized pollination requirements and narrow ecological niche make it particularly vulnerable to habitat disturbance, with many historical collection sites now completely cleared.

Threat summary

Habitat

This aroid species inhabits the understory of tropical lowland rainforests, typically growing in shaded areas with high humidity and rich, well-drained soils. It occurs in primary and secondary forests at elevations below 500 meters, often near streams or in areas with consistent moisture.

Conservation measures underway

Site/area protection

Frequently asked questions

Why is Typhonium lineare classified as Critically Endangered?
Typhonium lineare is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Typhonium lineare faces severe population decline due to extensive deforestation and agricultural conversion of its native lowland forest habitats in Southeast Asia. Urban development and palm oil plantation expansion have fragmented remaining populations into isolated patches. The species' specialized pollination requirements and narrow ecological niche make it particularly vulnerable to habitat disturbance, with many historical collection sites now completely cleared.
Where does Typhonium lineare live?
Typhonium lineare occurs in Vietnam. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Typhonium lineare?
The main threats to Typhonium lineare are 1.1, 4.1, ai-1, and ai-2. The full IUCN-classified threat record for this species is detailed on the species page.

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