''Dasynotus'' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...

genus of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

s belonging to the family

Boraginaceae Boraginaceae, the Borago, borage or forget-me-not family, includes about 2,000 species of shrubs, trees, and herbs in 146 to 154 genus, genera with a worldwide distribution. The APG IV system from 2016 classifies the Boraginaceae as single famil ...

, it only contains one known species, ''Dasynotus daubenmirei'' I.M.Johnst.. Its native range is north-western USA and it is only found in

Idaho Idaho ( ) is a landlocked U.S. state, state in the Pacific Northwest and Mountain states, Mountain West subregions of the Western United States. It borders Montana and Wyoming to the east, Nevada and Utah to the south, and Washington (state), ...

. The genus and species were

circumscribed In geometry, a circumscribed circle for a set of points is a circle passing through each of them. Such a circle is said to ''circumscribe'' the points or a polygon formed from them; such a polygon is said to be ''inscribed'' in the circle. * Circum ...

Ivan Murray Johnston I. M. (Ivan Murray) Johnston (February 28, 1898 – May 31, 1960) was a United States botanist. He studied at Pomona College in Claremont, California and at Harvard University. His plant collections are housed in the '' Rancho Santa Ana Botan ...

in J. Arnold Arbor. vol.29 on page 233 in 1948. It has the common name of 'Daubenmire's Dasynotus'. The Latin

specific epithet In Taxonomy (biology), taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin gramm ...

of ''daubenmirei'' is in honour of Rexford F. Daubenmire (1909—1995), an American ecologist that went to the

University of Minnesota The University of Minnesota Twin Cities (historically known as University of Minnesota) is a public university, public Land-grant university, land-grant research university in the Minneapolis–Saint Paul, Twin Cities of Minneapolis and Saint ...

, where he was taught by

William Skinner Cooper William Skinner Cooper (25 August 1884 – 8 October 1978) was an American ecologist. Cooper received his B.S. in 1906 from Alma College in Michigan. In 1909, he entered graduate school at the University of Chicago, where he studied with Henry Cha ...

(1884–1978), among his fellow students at Minnesota were Henry J. Oosting,

Murray Fife Buell Murray Fife Buell (October 5, 1905 – July 3, 1975) was an American ecologist and palynologist. Personal life Born in New Haven, Connecticut, Buell earned a B.S. at Cornell University in 1930. He then attended the University of Minnesota, where ...

and Frank Edwin Egler. ''Dasynotus'' has a unique morphology, when compared to other species of the Boraginaceae family, as it has large white salverform (composed of united petals forming a tube that spreads at the open end) corollas with long horn-like faucal appendages and large nutlets covered with sparse

trichomes Trichomes (; ) are fine outgrowths or appendages on plants, algae, lichens, and certain protists. They are of diverse structure and function. Examples are hairs, glandular hairs, scales, and papillae. A covering of any kind of hair on a plant ...

(hairs).

References

{{Taxonbar, from=Q8354008 Boraginaceae Boraginaceae genera Flora of Idaho Garden plants of North America Plants described in 1948 Monotypic Boraginales genera