A South African herb (Uncarina leptocarpa) with woody fruits armed with long hooked or barbed thorns by which they adhere to cattle.

Sarcodes sanguinea, a parasitic flowering plant in the heath family.

Anastatica hierochuntica, also known as the rose of Jericho, a plant species native to deserts of North Africa / Asteriscus spp. / Boea hygrometrica

Acalypha hispida, a shrub with colourful furry flowers

Anastatica, a plant native to deserts of North Africa. / Pallenis hierochuntica, a sunflower native to the Mediterranean. / Selaginella lepidophylla, a plant native to North America.

Lactuca serriola, native to Europe, widely introduced to temperate regions. / Silphium laciniatum, native to eastern North America.

A plant of the species Houttuynia cordata.

A herbaceous biennial plant of the species Lunaria annua, grown for its attractive spring flowering and dried silver seed pod middles, native

An industrial structure used in the treatment of sewage

An endangered carnivorous aquatic plant, Aldrovanda vesiculosa, which is the sole extant species of the genus Aldrovanda.