Hymenophyllaceae

Trichomanes erosum Willd.

Also mentioned in the literature as Didymoglossum erosum. (?)

Geographic distribution (?)

hte267 map v1

Confirmed occurrences (?): Angola, Burundi, Cameroon, Central African Republic, Comoros, DR Congo, Gabon, Ghana, Guinea, Ivory Coast, Kenya, KwaZulu-Natal, Liberia, Mozambique, Nigeria, Rwanda, Seychelles, Sierra Leone, Tanzania, Uganda, Zimbabwe

Ecology

Found in the biomes (?): TM, TD, TS, FS, MG, DX

Found in the Köppen-Geiger climatic zones (?): Am, Aw, Cwb, As, Cfb, Cfa, Af, Cwa

Distribution across environmental gradients (?):

Elevation

20260120 hte267 elev

BIO1 (annual mean temperature)

20260120 hte267 bio1

BIO4 (temperature seasonality)

20260120 hte267 bio4

BIO12 (annual precipitation)

20260120 hte267 bio12

BIO15 (precipitation seasonality)

20260120 hte267 bio15
Conservation

IUCN Red List of Threatened Species 2025-2 (?): Not assessed

Angiosperm Extinction Risk Predictions v1 (?): Not assessed

Data collection gaps

Botanical countries lacking appropriate occurrence records (?): Angola, Burundi, Central African Republic, DR Congo, Ghana, Guinea, Kenya, KwaZulu-Natal, Mozambique, Nigeria, Rwanda, Seychelles, Sierra Leone, Zimbabwe

References

Hemp, A. 2002. Ecology of the pteridophytes on the southern slopes of Mt. Kilimanjaro. I. Altitudinal distribution. Plant Ecology. 159(2):211–239. doi.org/10.1023/A:1015569125417.

Useful links

Source distribution information: powo.science.kew.org/taxon/urn:lsid:ipni.org:names:17229150-1

Source occurrence data: doi.org/10.15468/dl.9avcdb

Source IUCN conservation status: x