''Parnassia palustris'', the marsh grass of Parnassus, northern grass-of-Parnassus, or just grass-of-Parnassus, and bog star, is a

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the staff-vine family

Celastraceae The Celastraceae (staff-vine or bittersweet) are a family of 97 genera and 1,350 species of herbs, vines, shrubs and small trees, belonging to the order Celastrales. The great majority of the genera are tropical, with only ''Celastrus'' (the staf ...

. It is the

county flower In a number of countries, plants have been chosen as symbols to represent specific geographic areas. Some countries have a country-wide floral emblem; others in addition have symbols representing subdivisions. Different processes have been used to ...

Cumberland Cumberland ( ) is a historic county in the far North West England. It covers part of the Lake District as well as the north Pennines and Solway Firth coast. Cumberland had an administrative function from the 12th century until 1974. From 19 ...

in England, and appears on its

flag A flag is a piece of fabric (most often rectangular or quadrilateral) with a distinctive design and colours. It is used as a symbol, a signalling device, or for decoration. The term ''flag'' is also used to refer to the graphic design empl ...

. The name comes from ancient

Greece Greece,, or , romanized: ', officially the Hellenic Republic, is a country in Southeast Europe. It is situated on the southern tip of the Balkans, and is located at the crossroads of Europe, Asia, and Africa. Greece shares land borders with ...

: evidently the cattle on

Mount Parnassus Mount Parnassus (; el, Παρνασσός, ''Parnassós'') is a mountain range of central Greece that is and historically has been especially valuable to the Greek nation and the earlier Greek city-states for many reasons. In peace, it offers ...

appreciated the plant; hence it was an "honorary grass". The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

''palustris'' is Latin for "of the marsh" and indicates its common habitat. It was described by the Greek physician

Dioscorides Pedanius Dioscorides ( grc-gre, Πεδάνιος Διοσκουρίδης, ; 40–90 AD), “the father of pharmacognosy”, was a Greek physician, pharmacologist, botanist, and author of ''De materia medica'' (, On Medical Material) —a 5-vol ...

, growing up a mountain in 1st century A.D.

Description

This

perennial plant A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

is not a grass, nor does it look like one, but grows from a short underground stem. It has long stemmed heart-shaped leaves, which are 4-12 in (10–30 cm) long. In the centre of the leaf, is the flowering stem. The stem holds a solitary white flower, blooming between July and October. The flower has 5

stamens The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filame ...

around the centre. The flower produces a honey-like scent to attract

pollinators A pollinator is an animal that moves pollen from the male anther of a flower to the female stigma of a flower. This helps to bring about fertilization of the ovules in the flower by the male gametes from the pollen grains. Insects are the maj ...

Range and distribution

''Parnassia palustris'' is native to northern temperate parts of Eurasia. It is found in wet moorlands and marshes of northern England and Scotland.

Uses

It was once used in

herbal A herbal is a book containing the names and descriptions of plants, usually with information on their medicinal, tonic, culinary, toxic, hallucinatory, aromatic, or magical powers, and the legends associated with them.Arber, p. 14. A herbal m ...

medicines, to treat disorders of the

liver The liver is a major Organ (anatomy), organ only found in vertebrates which performs many essential biological functions such as detoxification of the organism, and the Protein biosynthesis, synthesis of proteins and biochemicals necessary for ...

. An

infusion Infusion is the process of extracting chemical compounds or flavors from plant material in a solvent such as water, oil or alcohol, by allowing the material to remain suspended in the solvent over time (a process often called steeping). An inf ...

of the leaves, (similar to a tea) was also used to treat

indigestion Indigestion, also known as dyspepsia or upset stomach, is a condition of impaired digestion. Symptoms may include upper abdominal fullness, heartburn, nausea, belching, or upper abdominal pain. People may also experience feeling full earlier t ...

. When added to wine or water, the leaves are claimed to dissolve

kidney stones Kidney stone disease, also known as nephrolithiasis or urolithiasis, is a crystallopathy where a solid piece of material (kidney stone) develops in the urinary tract. Kidney stones typically form in the kidney and leave the body in the urine s ...

History

While finishing his schooling in the School of Mines at Freiberg from June 14, 1791, to February 26, 1792,

Alexander von Humboldt Friedrich Wilhelm Heinrich Alexander von Humboldt (14 September 17696 May 1859) was a German polymath, geographer, naturalist, explorer, and proponent of Romantic philosophy and science. He was the younger brother of the Prussian minister, p ...

published three articles on plants in the Annalen der Botanik. These were his first of what the world famous explorer would produce. Notably, one was concerning "On the Motion of the Filaments of the Parnassia Palustris."von F. A. v. Humboldt. "Beobachtungen über die Staubfäden der Parnaflia paluftris"
Annalen der Botanick. / Herausgegeben von Dr. Paulus Usteri. Drittes Stück. 1792 vol.3, p.7
Accessed Dec 21, 2021

References

External links

* {{Taxonbar, from=Q161633 palustris Flora of Canada Flora of the Western United States Flora of Western Canada Flora of Alaska Flora of California Flora of Colorado Flora of the Sierra Nevada (United States) Flora of the Rocky Mountains Flora of England Flora of Scotland Plants described in 1753 Taxa named by Carl Linnaeus Flora without expected TNC conservation status