Aloe rubroviolacea

Aloe rubroviolacea
	Aloe rubroviolacea
Systematics
	Monocots
Order :	Asparagales (Asparagales)
Family :	Grass trees (Xanthorrhoeaceae)
Subfamily :	Affodilla family (Asphodeloideae)
Genre :	Aloes ( aloe )
Type :	Aloe rubroviolacea
Scientific name
	Aloe rubroviolacea
	Pigf.

Aloe rubroviolacea is a species of the genus Aloes in the subfamily of the Affodilla plants (Asphodeloideae). The specific epithet rubroviolacea is derived from the Latin words ruber for 'red' and violaceus for 'violet' and refers to the color of the dry leaves.

description

Vegetative characteristics

Aloe rubroviolacea grows stem-forming and sprouting. The prostrate shoots reach a length of up to 100 centimeters. The lanceolate, sword-shaped leaves form dense rosettes . The red-purple, frosted leaf blade is 60 centimeters long and 10 to 11 centimeters wide. The reddish, hooked teeth on the leaf margin are about 2 to 3 millimeters long and 20 to 25 millimeters apart.

inflorescence

Inflorescences and flowers

The arching inflorescence is simple or consists of a branch. It reaches a length of 100 centimeters. The very dense, cylindrical grapes are 30 to 40 centimeters long and 8 to 10 centimeters wide. The lanceolate-pointed bracts have a length of 20 to 30 millimeters and are 11 millimeters wide. The bright red, bulbous flowers are on 2 to 4 millimeter long flower stalks . The flowers are 25 to 35 millimeters long and rounded at their base. Above the ovary , they are expanded to their middle and then slightly narrowed towards the mouth. Your outer tepals are not fused together over a length of about 15 millimeters. The stamens and the pen stand out 10 to 15 millimeters from the flower.

genetics

The number of chromosomes is . ${\ displaystyle 2n = 14}$

Systematics and distribution

Aloe rubroviolacea is common in Saudi Arabia and Yemen on rocky slopes at altitudes of 2500 to 3300 meters.

The first description by Georg Schweinfurth was published in 1894.

proof

literature

Susan Carter , John J. Lavranos , Leonard E. Newton , Colin C. Walker : Aloes. The definitive guide . Kew Publishing, Royal Botanic Gardens, Kew 2011, ISBN 978-1-84246-439-7 , pp. 584 .
Leonard Eric Newton: Aloe rubroviolacea . In: Urs Eggli (Hrsg.): Succulent lexicon. Monocotyledons . Eugen Ulmer, Stuttgart 2001, ISBN 3-8001-3662-7 , pp. 176 .

Individual evidence

↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 207.
↑ Georg Schweinfurth: Collection of Arabic-Ethiopian plants. Results from trips in 1881, 88, 91, 92 and 94 . In: Bulletin de l'Herbier Boissier . Volume 2, Appendix 2, 1894, pp. 71-72 ( online ).

Web links

Commons : Aloe rubroviolacea - collection of images, videos and audio files

[1] Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 207.

[2] Georg Schweinfurth: Collection of Arabic-Ethiopian plants. Results from trips in 1881, 88, 91, 92 and 94 . In: Bulletin de l'Herbier Boissier . Volume 2, Appendix 2, 1894, pp. 71-72 ( online ).