Crusea

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

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

^ USDA plants profile, Crusea diversifolia
^ Diederich Franz Leonhard von Schlechtendal & Ludolf Karl Adelbert von Chamisso. 1830. Linnaea 5(1): 165
^ 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

[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.

[1]

[2]

[3]