Aichryson parlatorei
Aichryson parlatorei | ||||||||||||
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Aichryson parlatorei | ||||||||||||
Bolle |
Aichryson parlatorei is a species of the genus Aichryson in the thick-leaf family(Crassulaceae).
description
Vegetative characteristics
Aichryson parlatorei grows as an annual , simple or sparsely branched, densely hairy, herbaceous plant and reaches heights of up to 12 centimeters. The shoots , mostly covered with hair in the lower part , have a diameter of 2 to 3 millimeters. The lower branches are spreading widely and spread out. Their obscure trowel-shaped, blunt or pointed, densely hairy leaves are 12 to 24 millimeters long and 6 to 8 millimeters wide. They gradually narrow into a broad, indistinct stalk . The leaf blade is widest above the center . The leaves are often papillary along the edges .
Generative characteristics
The loose inflorescence has few flowers . The eight to nine-fold flowers are on a 7 to 10 millimeter long peduncle and have a diameter of 10 to 12 millimeters. Their sepals are densely hairy. The deep yellow, elliptical or obovate, pointed petals are 5 to 6 millimeters long.
Chromosome number
The number of chromosomes is 2n = about 34.
Systematics and distribution
Aichryson parlatorei is widespread on Gran Canaria , Tenerife , La Gomera , La Palma and El Hierro at altitudes of 30 to 1000 meters.
The first description by Carl August Bolle was published in 1859.
A nomenclatory synonym is Sempervivum parlatorei (Bolle) Christ (1888).
proof
literature
- Reto Nyffeler: Aichryson parlatorei . In: Urs Eggli (Hrsg.): Succulent lexicon. Crassulaceae (thick leaf family) . Eugen Ulmer, Stuttgart 2003, ISBN 3-8001-3998-7 , pp. 23-24 .
Individual evidence
- ^ Aichryson parlatorei at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
- ^ Bonplandia . Volume 7, 1859, p. 244 ( online ).
Web links
- Photo by Aichryson parlatorei
- Herbarium evidence