Coryphantha melleospina

Coryphantha melleospina
Systematics
Order :	Clove-like (Caryophyllales)
Family :	Cactus family (Cactaceae)
Subfamily :	Cactoideae
Tribe :	Cacteae
Genre :	Coryphantha
Type :	Coryphantha melleospina
Scientific name
	Coryphantha melleospina
	Bravo

Coryphantha melleospina is a species of plant in the genus Coryphantha from the cactus family(Cactaceae). The specific epithet melleospina is derived from the Latin words melleus for 'honey yellow' and -spinus for '-thorn' and refers to the color of the thorns.

description

Coryphantha melleospina grows individually with spherical to short cylindrical, olive-green shoots that reach a diameter of 4 to 7 centimeters. The apex of the shoot is covered with thorns. The warts are up to 8 millimeters long. The initially woolly axillae are later bare. A central spine is not formed. The 17 to 19 yellow to reddish yellow, 1 to 1.2 centimeters long, slightly bent back radial spines are strong, sub-like and arranged like a comb.

The yellow flowers are 3.5 to 4.5 centimeters long and 4 to 5 centimeters in diameter. The ellipsoidal green fruits have lengths of 2 to 3 centimeters.

Distribution and systematics

Coryphantha melleospina is common in the Mexican state of Oaxaca .

The first description by Helia Bravo Hollis was published in 1954. Reto F. Dicht and Adrian D. Lüthy treated Coryphantha melleospina 2001 as a synonym of Coryphantha retusa .

A nomenclatory synonym is Coryphantha retusa var. Melleospina (Bravo) Bravo (1982).

proof

literature

Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 154 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 151.
↑ Helia Bravo-Hollis: Coryphantha melleospina sp. n. In: Anales del Instituto de Biológia de la Universidad Nacional de México . Volume 25, Numbers 1-2, 1954, pp. 525-526.
^ Reto F. Dicht, Adrian D. Lüthy: A new conspectus of the genus Coryphantha . In: Cactaceae Systematics Initiatives . Number 11, 2001.

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 151.

[2] Helia Bravo-Hollis: Coryphantha melleospina sp. n. In: Anales del Instituto de Biológia de la Universidad Nacional de México . Volume 25, Numbers 1-2, 1954, pp. 525-526.

[3] Reto F. Dicht, Adrian D. Lüthy: A new conspectus of the genus Coryphantha . In: Cactaceae Systematics Initiatives . Number 11, 2001.