Sorbus heilingensis

The Heilinger Bastard (Sorbus heilingensis ) is a species from the group of bastard - haws.

Features

The Heilinger bastard Whitebeam is a large tree. The leaves measure 9 to 11 × 7.5 to 8 inches and are broadly ovate or rarely also elliptically shaped. The lower leaf surface is reddish yellow tomentose and verkahlt something. You yourself are pretty thin in the fall. There are 8 available to 9 pairs of lateral nerves. There are up to 6 pairs of lobes, of which 2-3 are the most clearly pronounced bottom and have an arcuately curved edge. The terminal blade teeth are only slightly larger than the rest. At the base of the leaf blade is rounded and rarely more or less obtuse. The leaf stalks are 20 to 25 (rarely to 30 ) mm long. The cup dried until the autumn. The fruits measure 12 to 14 × 8 to 10 inches and are orange, oblong, shaped differently and included at the base of frequent, small lenticels.

Occurrence

The Heilinger bastard Whitebeam occurs only in a small area northeast of Heilingen (District of Rudolstadt, Thuringia). It is found mainly in beech forest on limestone ( Fagion ), but beyond that. Well as in pure beech forests and even in spruce afforestation

System

The Heilinger bastard Whitebeam was discovered by O. Schwarz and first described in 1961 by Duell. The species is named after the city Heilingen.

Documents

• Herfried Kutzelnigg: Sorbus. In: Hans. J. et al Conert (Ed.): Gustav Hegi. Illustrated Flora of Central Europe. Volume 4 Part 2B: Spermatophyta: Angiospermae: Dicotyledones 2 (3). Rosaceae 2 Blackwell 1995. ISBN 3-8263-2533-8

Weblink

• Sorbus heilingensis in the Red List of Threatened Species IUCN 2013.2. Posted by: Schmidt, PA, 1998, Accessed on 3 December 2013.

• Haws
• Endemic plant in Germany