Michael Hutchinson / Groundsel {Senecio sp} growing out of brick wall covered in colourful graffiti, Bristol, UK

Jabruson / Giant groundsel {Senecio keniensis} with dead leaves protecting plant against cold at high altitudes, Mountains of the Moon, Virunga NP, Dem Rep of Congo

Enrique Lopez-Tapia / Porters walking amongst endemic Giant groundsel (Dendrosenecio sp) plants on higher slopes of Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio sp) at 4000m altitude on slopes of Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel plant on the lower slopes of Mount Kilimanjaro, and porters walking along path, Tanzania, October 2008

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio kilimanjari) plants, endemic to high altitude zones of Kilimanjaro in subalpine forests, Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio kilimanjari) plants, endemic to high altitude zones of Kilimanjaro in subalpine forests, Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio kilimanjari) plants, endemic to high altitude zones of Kilimanjaro in subalpine forests, Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio kilimanjari) plants, endemic to high altitude zones of Kilimanjaro in subalpine forests, Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio kilimanjari) plants, endemic to high altitude zones of Kilimanjaro in subalpine forests, Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio kilimanjari) plants, endemic to the higher altitude zones of Kilimanjaro in subalpine forests, Mount Kilimanjaro, Tanzania

Enrique Lopez-Tapia / Giant groundsel (Dendrosenecio kilimanjari) plants, endemic to the higher altitude zones of Kilimanjaro in subalpine forests, Mount Kilimanjaro, Tanzania

Colin Varndell / Groundsel (Senecia vulgaris) coming into bloom. Dorset, UK, April.

Pete Oxford / Southern Elephant Seal (Mirounga leonina) female calling next to Dusty Miller (Senecio cinerarias) in the dunes, Sea Lion Island, Falkland Islands

Pete Oxford / Woolly Falkland Ragwort / Groundsel (Senecio littoralis) in flower, endemic to the Falkland Islands. Kepple Island. Falkland Islands

Pete Oxford / Woolly Ragwort (Senecio littoralis) flowers, Keppel Island, Falkland Islands

Michael Hutchinson / Groundsel {Senecio sp} growing out of brick wall covered in colourful graffiti, Bristol, UK

Tim Fitzharris / Larkspur (Delphinium sp) and Broom Groundsel (Senecio spartioides) flowers, American Basin, Colorado

Hanne & Jens Eriksen / Buck's horn groundsel {Senecio glaucus} in bloom amongst rocks, Ras Al Khaimah, United Arab Emirates

Hanne & Jens Eriksen / Buck's horn groundsel {Senecio glaucus} in bloom amongst rocks, Ras Al Khaimah, United Arab Emirates

Hanne & Jens Eriksen / Buck's horn groundsel {Senecio glaucus} in bloom, Ras Al Khaimah, UAE

Grant Dixon / Lobelia (Lobelia telekii) and Giant Groundsel (Dendrosenecio keniodendron) which is endemic to Mount Kenya, Kenya

Jabruson / Giant groundsel {Senecio johnstonii} growing near Lac Vert at 4220m, Mountains of the Moon, Virunga NP, DR of Congo

Keith Scholey / Giant groundsel {Senecio sp} growing on Mount Kenya at 13-15,000 ft, Mt Kenya NP, Kenya

Jabruson / Giant groundsel {Senecio johnstonii} growing near Lac Vert at 4220m, Mountains of the Moon, Virunga NP, DR of Congo

Jose Schell / Beach groundsel {Senecio pseudoarnica} flowering on the coast, St Lawrence Gulf, Quebec, Canada

Jabruson / Giant groundsel {Senecio johnstonii} growing near Lac Vert at 4220m, Mountains of the Moon, Virunga NP, DR of Congo

MYN / Niall Benvie / Groundsel {Senecia vulgaris}, Angus, Scotland, UK meetyourneighbours.net project

Tim Fitzharris / Sand Bluebonnet (Lupinus subcarnosus), Pointed Phlox (Phlox cuspidata), Prickly Poppy (Argemone albiflora), and Squaw-weed (Senecio aureus) flowers, Hill Country, Texas

WILLIAM OSBORN / Fleshy groundsel in flower (Senecio gregorii) Simpson Desert, Northern Territory, Australia

Tim Fitzharris / Groundsel (Senecio sp) and Fireweed (Chamerion angustifolium) with Mt Belleview, Colorado

NEIL NIGHTINGALE / Mount Kenya in snow with Tree groundsel plants, Kenya, East Africa.

Terry Andrewartha / Goldfinch feeding on flower seeds {Carduelis carduelis} UK - Groundsel

Jabruson / Giant groundsel {Senecio keniensis} with dead leaves protecting plant against cold at high altitudes, Mountains of the Moon, Virunga NP, Dem Rep of Congo

Jabruson / Giant groundsel {Senecio keniensis} growing at 4220 metres, Lac Vert, Mountains of the Moon, Virunga NP, Dem Rep of Congo

Tim Fitzharris / Larkspur (Delphinium sp) and Broom-like Ragwort (Senecio spartioides) at American Basin, Colorado