Martin Cheek

The paper describes a new mycoheterotrophic genus and species, Denisea fonensis, discovered in Guinea, and highlights conservation concerns due to its critically endangered status.

The paper formally describes a new plant species, Ardisia mela, from Gabon and assesses it as Critically Endangered due to habitat threats.

This paper develops a scalable method to prioritize areas for plant occurrence data collection, validated by experts and adaptable to national priorities.

This paper revises the taxonomy of Monocaul Ardisia species in Gabon, identifying three new species and redescribing two existing ones, while assessing their conservation status.

This paper describes a new mycoheterotrophic plant species, Afrothismia lovettii, endemic to Tanzania's Kihansi Falls, which is critically endangered due to habitat destruction from a dam project.

Two new species of Inversodicraea from Sierra Leone are described, with conservation status assessments due to habitat threats.

The paper describes a new critically endangered, non-photosynthetic Afrothismia species endemic to a specific forest in Guinea and discusses its conservation status and ecological significance.

The paper describes a new species of Heterotis from Cameroon and provides taxonomic updates for the genus.

Two new Keetia species from Guinea are described, with conservation status assessments.

This study documents the traditional uses, population structure, threats, and conservation status of Neocarya macrophylla in Guinea and proposes a conservation action plan.

The paper describes a new plant species, Tricalysia banyangmbo, found in Cameroon's Banyang Mbo Wildlife Sanctuary, which is assessed as Critically Endangered due to habitat threats.

The paper describes a new species of tree, Placodiscus bijugus, found in Cameroon, and assesses its conservation status as Endangered due to its restricted range and threats.

This paper describes a new tree species, Vepris wadigo, from Kenya and reports a novel alkaloid, wadigin, while assessing its conservation status as Endangered.

This paper describes two new cloud forest tree species from Cameroon and Equatorial Guinea, provisionally classified as Endangered due to their restricted distribution and habitat threats.

The paper describes a new species of evergreen rainforest climber, Keetia magassoubiana, from West Africa and assesses its conservation status as Endangered due to habitat loss.

The paper describes a new Critically Endangered plant species from Ebo Forest, Cameroon, and highlights the urgent need for its conservation due to high endemicity and threats.

The paper describes a new liana species, Keetia gordonii, from Gabon's littoral forest, highlighting its unique morphological features and conservation status.

The paper describes a new plant species, Virectaria stellata, from Guinea, noting its unique stellate hairs and habitat in sandstone cliffs.

This paper renames and redescribes Afrothismia ugandensis, a critically endangered lichen species endemic to Uganda, highlighting its conservation status and threats.

The paper describes a new endemic plant species, Keetia korupensis, found in Korup National Park, Cameroon, and assesses its conservation status as Vulnerable.

The paper describes a new plant species, Keetia nodulosa, which exhibits bacterial leaf nodulation, a trait previously observed in three other Rubiaceae genera.