Keynsham Humpy Tumps is a floristically rich acidic grassland site situated between the town of Keynsham, and the River Avon, southeast of

Bristol Bristol () is a city, ceremonial county and unitary authority in England. Situated on the River Avon, it is bordered by the ceremonial counties of Gloucestershire to the north and Somerset to the south. Bristol is the most populous city in ...

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

. The site is on a south-facing slope running alongside the

to Bath railway line. It consists of open patches of grassland and bare rock, interspersed with blocks of scrub. It is the only site in Avon at which Upright Chickweed ''Moenchia erecta'', occurs. Other locally notable plant species found here include Annual Knawel, Sand Spurrey,Myles (2000) page 83

Subterranean Clover ''Trifolium subterraneum'', the subterranean clover (often shortened to sub clover), subterranean trefoil, is a species of clover native to Europe, Southwest Asia, Northwest Africa and Macaronesia. The plant's name comes from its underground s ...

''Trifolium subterraneus'' and Prickly Sedge ''Carex muricata'' ssp. ''lamprocarpa''. The site does not have any statutory conservation status, and is not managed for its biodiversity interest. Threats to its ecological value include the encroachment of scrub onto the

grassland A grassland is an area where the vegetation is dominated by grasses ( Poaceae). However, sedge ( Cyperaceae) and rush ( Juncaceae) can also be found along with variable proportions of legumes, like clover, and other herbs. Grasslands occur na ...

areas, and damage from

motorcycle scrambling Motocross is a form of off-road motorcycle racing held on enclosed off-road circuits. The sport evolved from motorcycle trials competitions held in the United Kingdom. History Motocross first evolved in Britain from motorcycle trials competi ...

. Some parts are privately-owned, though a public path crosses from north to south. Most of the land is regularly landscaped, in connection with the motorcycle activities; the rare plants survive only in a narrow band along the north edge of the site.

References

Bibliography

* Myles, Sarah (2000) The Flora of the Bristol Region Keynsham {{Somerset-geo-stub