''Crucianella'' (common name crossworts) is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

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 ...

s in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Rubiaceae The Rubiaceae are a family of flowering plants, commonly known as the coffee, madder, or bedstraw family. It consists of terrestrial trees, shrubs, lianas, or herbs that are recognizable by simple, opposite leaves with interpetiolar stipules ...

. The species are annual herbs found from the

Mediterranean The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the e ...

Central Asia Central Asia, also known as Middle Asia, is a subregion, region of Asia that stretches from the Caspian Sea in the west to western China and Mongolia in the east, and from Afghanistan and Iran in the south to Russia in the north. It includes t ...

and the

Arabian Peninsula The Arabian Peninsula, (; ar, شِبْهُ الْجَزِيرَةِ الْعَرَبِيَّة, , "Arabian Peninsula" or , , "Island of the Arabs") or Arabia, is a peninsula of Western Asia, situated northeast of Africa on the Arabian Plate ...

. One species ('' C. angustifolia'') is naturalized in northern

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

, southern

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

(

Josephine County Josephine County is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 88,090. The county seat is Grants Pass. The county is probably named after a stream in the area called Josephine Creek, which in ...

), and

Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyom ...

( Clearwater County).Biota of North America Program, ''Crucianella angustifolia''
/ref>

Species

*''

Crucianella aegyptiaca ''Crucianella'' (common name crossworts) is a genus of flowering plants in the family Rubiaceae. The species are annual herbs found from the Mediterranean to Central Asia and the Arabian Peninsula. One species ('' C. angustifolia'') is naturaliz ...

'' L. *'' Crucianella angustifolia'' L. *'' Crucianella arabica'' Schönb.-Tem. & Ehrend. *'' Crucianella baldschuanica'' Krasch. *'' Crucianella bithynica''

Boiss. Pierre Edmond Boissier (25 May 1810 Geneva – 25 September 1885 Valeyres-sous-Rances) was a Swiss prominent botanist, explorer and mathematician. He was the son of Jacques Boissier (1784-1857) and Caroline Butini (1786-1836), daughter of Pierre ...

*'' Crucianella bouarfae'' Andreonszkyu *'' Crucianella bucharica'' B.Fedtsch. *'' Crucianella chlorostachys''

Fisch. Friedrich Ernst Ludwig Fischer (20 February 1782, Halberstadt – 17 June 1854) was a Russian botanist, born in Germany. He was director of the St Petersburg botanical garden from 1823 to 1850. In 1804 he obtained his medical doctorate from the ...

& C.A.Mey. *'' Crucianella ciliata'' Lam. *''

Crucianella disticha ''Crucianella'' (common name crossworts) is a genus of flowering plants in the family Rubiaceae. The species are annual herbs found from the Mediterranean to Central Asia and the Arabian Peninsula. One species ('' C. angustifolia'') is naturaliz ...

*'' Crucianella divaricata'' Korovin *'' Crucianella exasperata''

& C.A.Mey. *'' Crucianella filifolia'' Regel & Schmalh. *'' Crucianella gilanica'' Trin. *'' Crucianella graeca''

*'' Crucianella hirta'' Pomel *'' Crucianella imbricata''

*'' Crucianella kurdistanica'' Malin. *'' Crucianella latifolia'' L. *''

Crucianella macrostachya ''Crucianella'' (common name crossworts) is a genus of flowering plants in the Family (biology), family Rubiaceae. The species are annual herbs found from the Mediterranean Basin, Mediterranean to Central Asia and the Arabian Peninsula. One spec ...

*'' Crucianella maritima'' L. *'' Crucianella membranacea''

*'' Crucianella parviflora'' Ehrend. *'' Crucianella patula'' L. *'' Crucianella platyphylla'' Ehrend. & Schönb.-Tem. *'' Crucianella sabulosa'' Korovin & Krasch. *'' Crucianella schischkinii'' Lincz. *'' Crucianella sintenisii'' Bornm. *'' Crucianella sorgerae'' Ehrend. *'' Crucianella suaveolens'' C.A.Mey. *'' Crucianella transjordanica'' Rech.f.

Image gallery

Crucianella angustifolia.JPG, '' Crucianella angustifolia'' Crucianella maritima 1.JPG, '' Crucianella maritima''

References

External links

World Checklist of Rubiaceae
Rubiaceae genera Rubieae Flora of Europe Flora of Central Asia Flora of California Flora of Oregon Flora of Idaho {{Rubioideae-stub