Crusea

Genus of plants

Crusea

Crusea longiflora
Scientific classification
Kingdom:  | Plantae
Clade:  | Tracheophytes
Clade:  | Angiosperms
Clade:  | Eudicots
Clade:  | Asterids
Order:  | Gentianales
Family:  | Rubiaceae
Subfamily:  | Rubioideae
Tribe:  | Spermacoceae
Genus:  | Crusea
Schltdl. & Cham.
Type species
Crusea rubra (syn. of Crusea hispida)

(Jacq.) Schltdl. & Cham.

Crusea (common name saucer flower)[1] is a genus of angiosperms (flowering plants) in the family Rubiaceae.[2] The genus is found in the south-western United States (Arizona and New Mexico), Mexico, and Central America. A few species are naturalized in Cuba and Puerto Rico.[3]

## Species

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* Crusea andersoniorum Lorence – Oaxaca
* Crusea calcicola Greenm – San Luis Potosí, Querétaro, Guerrero, Oaxaca, Honduras
* Crusea calocephala DC. – widespread from Tamaulipas to Honduras
* Crusea coccinea DC.
* Crusea coccinea var. breviloba Loes. – from Sinaloa to Guatemala and Belize
* Crusea coccinea var. chiriquensis W.R.Anderson – Costa Rica and Panama
* Crusea coccinea var. coccinea – from Jalisco to Oaxaca
* Crusea coronata B.L.Rob. & Greenm. – from Sonora to Oaxaca
* Crusea diversifolia (Kunth) W.R.Anderson – widespread from Arizona and New Mexico to Guatemala
* Crusea hispida (Mill.) Rob.
* Crusea hispida var. grandiflora (Paul G.Wilson) W.R.Anderson – Guerrero, México State, Distrito Federal
* Crusea hispida var. hispida – widespread across much of Mexico and naturalized in Cuba
* Crusea longiflora (Roem. & Schult.) W.R.Anderson – widespread across much of Mexico and naturalized in Puerto Rico
* Crusea lucida Benth. – Sonora, Sinaloa, Jalisco, Nayarit, Colima, Michoacán, Guerrero
* Crusea megalocarpa (A.Gray) S.Watson – widespread across much of Mexico
* Crusea parviflora Hook. & Arn. – widespread across much of Mexico, south to Nicaragua
* Crusea psyllioides (Kunth) W.R.Anderson – widespread across much of Mexico
* Crusea pulcherrima Borhidi & Salas-Mor. – Oaxaca
* Crusea setosa (M.Martens & Galeotti) Standl. & Steyerm. – widespread across much of Mexico, south to Nicaragua
* Crusea wrightii A.Gray
* Crusea wrightii var. angustifolia W.R.Anderson – central and southern Mexico
* Crusea wrightii var. wrightii – widespread across much of Mexico, north into Arizona

## References

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1. ^ USDA plants profile, Crusea diversifolia
2. ^ Diederich Franz Leonhard von Schlechtendal & Ludolf Karl Adelbert von Chamisso. 1830. Linnaea 5(1): 165
3. ^ Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. 2012. Rubiaceae a Verbenaceae. 4(2): i–xvi, 1–533. In G. Davidse, M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera (eds.) Flora Mesoamericana. Missouri Botanical Garden Press, St. Louis.

## External links

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* Crusea in the World Checklist of Rubiaceae
* Vascular Plants of the Gila Wilderness, Western New Mexico University
* Irekani, Universidad Nacional Autónoma de México
* Gardening Europe
* Photo of herbarium specimen at Missouri Botanical Garden, isotype of Crusea wrightii var. angustifolia, collected in Guerrero

Taxon identifiers

Crusea|

* Wikidata: Q8351937
* Wikispecies: Crusea
* APDB: 189795
* CoL: 8VWKK
* EoL: 29766
* EPPO: 1CSEG
* GBIF: 5334551
* GRIN: 3117
* iNaturalist: 157062
* IPNI: 329735-2
* ITIS: 34981
* NCBI: 60360
* Open Tree of Life: 237483
* PLANTS: CRUSE
* POWO: urn:lsid:ipni.org:names:329735-2
* WFO: wfo-4000009825