Informal group
Plants
Territories
Ecological impact detail
Ascension's only native shrub, Oldenlandia adscensionis, is closely-related to the widespread invasive Spermacoce verticilata. In both cases, it is not unlikely that the two relatives hybridised, and the abundant alien may have simply overwhelmed the native species. (Lambdon, P. & Darlow, A. (2008) Botanical Survey of Ascension Island and St. Helena 2008. RSPB);
References
Lambdon, P. & Darlow, A. (2008) Botanical Survey of Ascension Island and St. Helena 2008. RSPB;