Widespread all over the island, and in all habitats (Tristan) [2]. By 1989-1990 present throughout the island (Inaccessible) [3]
growing on boulders and bare areas; inflorescence a loose panicle [1]. Widespread all over the island, and in all habitats. Mostly colonizing small or large bare patches of soil within these habitats (Tristan) [2]. present throughout the island, growing patchily at disturbed sites, especially along streams and on rcks. In tussock grassland and wet heath (Inaccessible) [4].
First collected on Inaccessible by Christophersen in Feb 1938 [3]
[1] Ryan, P. (ed.) (2007). Field Guide to the Animals and Plants of Tristan da Cunha and Gough Island. Pisces Publications, Newbury. 162 pp; [2] Gremmen, N.J.M. and R.L. Halbertsma (2009). Alien plants and their impact on Tristan da Cunha. Report Data-Analyse Ecology, Diever, NL.; [3] Gremmen, N. J. M. (2010). Alien vascular plants of Inaccessible, Nightingale and Gough Islands (Tristan da Cunha Group).; [4] Roux, J.P., Ryan, P.G., Milton, S.J. and Moloney, C.L. (1992) Vegetation and checklist of Inaccessible Island, central South Atlantic Ocean, with notes on Nightingale Island. Bothalia 22 (1): 93 – 109.; [5] Maczey, N., Tanner, R., Cheesman, O., & Shaw, R. (2012). Understanding and addressing the impact of invasive non-native species in the UK Overseas Territories in the South Atlantic: A review of the potential for biocontrol. Unpublished report. CABI (ref: TR10086).