Isolona heinsenii


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Isolona heinsenii
Species Authority: Engl. & Diels

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) ver 3.1
Year Published: 2009
Date Assessed: 2006-03-02
Assessor(s): Eastern Arc Mountains & Coastal Forests CEPF Plant Assessment Project
Reviewer(s): Beentje, H., Gereau, R., Kabuye, C., Kalema, J., Luke, Q., Lyaruu, H., Maunder, M., Mwachala, G., Ndangalasi, H., Njau, F. & Schatz, G. (East African Plants Red List Authority)
The extent of occurrence is <5,000 km², the population is severely fragmented and in continuing decline due to habitat loss and disturbance.
1998 Endangered

Geographic Range [top]

Range Description: Recorded from the East and West Usambara Mts, the Nguru Mts, and in the Udzungwa range.
Tanzania, United Republic of
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Not common.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: A shrub or small to medium-sized tree found in lowland and montane evergreen forest.
Systems: Terrestrial

Threats [top]

Major Threat(s): There is habitat loss due to forest clearance for agriculture, logging for timber in certain cases, fires, etc.

Conservation Actions [top]

Conservation Actions: Has been recoprded from a number of protected areas: Kwamkoro Forest Reserve, Amani Nature Reserve, Kanga Forest Reserve, Lulanda Forest Reserve, and Udzungwa Mountains National Park.

Citation: Eastern Arc Mountains & Coastal Forests CEPF Plant Assessment Project 2009. Isolona heinsenii. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 03 September 2015.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided