Hornungia procumbens
Encyclopedia
Hornungia procumbens is a species of herb native to the temperate zone of the northern hemisphere. Common names include Oval Purse, Slenderweed and Prostrate Hutchinsia.

Description

It is an annual herb with white flowers. Growth habit ranged from procumbent (trailing along the ground) to upright; when upright it can reach up to 30 centimetres in height.

Taxonomy

The generic placement of this species has long been in dispute. When first published by Carl Linnaeus in his 1753 Species plantarum
Species Plantarum
Species Plantarum was first published in 1753, as a two-volume work by Carl Linnaeus. Its prime importance is perhaps that it is the primary starting point of plant nomenclature as it exists today. This means that the first names to be considered validly published in botany are those that appear...

, it was placed in Lepidium
Lepidium
Lepidium is a genus of plants in the mustard family Brassicaceae. It includes about 175 species found worldwide, including cress and pepperweed; additional common names include peppercress, peppergrass, and pepperwort...

as Lepidium procumbens. In 1815, Nicaise Auguste Desvaux
Nicaise Auguste Desvaux
-Works:*Journal de Botanique, appliquée à l'Agriculture, à la Pharmacie, à la Médecine et aux Arts .*Observations sur les plantes des environs d'Angers ....

 transferred it into Hutchinsia. In 1832 Elias Magnus Fries
Elias Magnus Fries
-External links:*, Authors of fungal names, Mushroom, the Journal of Wild Mushrooming.*...

 transferred it into Capsella. It was transferred into Hymenolobus by Hans Schinz
Hans Schinz
Hans Schinz was a Swiss explorer and botanist who was a native of Zürich.In 1884 he participated in an exploratory expedition to German Southwest Africa that was organized by German merchant Adolf Lüderitz . For the next few years Schinz undertook extensive scientific studies of the northern parts...

 and Albert Thellung
Albert Thellung
-Works:*Illustrierte Flora von Mittel-Europa 1906*Die Gattung Lepidium R. Br. : eine monographische Studie 1906 *Die Entstehung der Kulturpflanzen 1930 *Flora der Schweiz - Exkursionsflora, 1923...

 in 1921, and four years later placed in Hornungia
Hornungia
Hornungia is a small genus of plants in the mustard family. It currently contains three species that have previously been classified as members of other genera, including Hutchinsia and Pritzelago. The genera, and sometimes several others, are usually treated as synonyms.Species:*Hornungia alpina...

by August von Hayek
August von Hayek
August von Hayek was an Austrian botanist who was a native of Vienna. He was born as a son of Gustav von Hayek, and August was the father of economist Friedrich August von Hayek ....

. A number of the resulting names are still maintained. Most herbaria have adopted Hornungia procumbens, but many use Hymenolobus procumbens, and a few retain Hutchinsia procumbens.

External links

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