VU

Columnea rileyi

Unknown

Overview

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

Columnea rileyi faces significant pressure from deforestation and habitat conversion in its limited Costa Rican range. The species' epiphytic lifestyle makes it particularly vulnerable to logging activities that remove its host trees, while agricultural expansion continues to fragment the remaining cloud forest patches where it occurs.

Threat summary

Habitat

This epiphytic plant inhabits cloud forests and montane rainforests of Costa Rica, typically growing on tree trunks and branches in the humid, mist-shrouded canopy environment. It requires the specific microclimate conditions found in these high-elevation tropical forests.

Other threatened species in GESNERIACEAE

EN

Streptocarpus brachynema

Declining
EN

Streptocarpus erubescens

Declining
VU

Pearcea cordata

Unknown
EN

Streptocarpus burundianus

Unknown

Frequently asked questions

Why is Columnea rileyi classified as Vulnerable?
Columnea rileyi 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. Columnea rileyi faces significant pressure from deforestation and habitat conversion in its limited Costa Rican range. The species' epiphytic lifestyle makes it particularly vulnerable to logging activities that remove its host trees, while agricultural expansion continues to fragment the remaining cloud forest patches where it occurs.
Where does Columnea rileyi live?
Columnea rileyi 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 Columnea rileyi?
The main threats to Columnea rileyi 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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