Halothamnus auriculus

Halothamnus auriculus: stem with leaves in the herbarium: D. Podlech & K. Jarmal No. 28923

Halothamnus auriculus is a species of the genus Halothamnus in the family of Amaranthaceae ( Amaranthaceae ).

Description

Vegetative characteristics

Halothamnus auriculus grows as a shrub, reaching heights of growth of up to 90 centimeters. The branches have a olive - gray or blue-green, bright striped bark. The flat and somewhat fleshy leaves are in shape variable ( lanceolate, triangular, oval, heart-shaped or round ) to 68 mm long and 2.5 to 45 mm wide, round with clear skin edge, on the basis of often half amplexicaul, the lower often the Stem decurrent, the upper often auriculate.

Generative features

The bracts are similar to the foliage leaves, the bracts are erect, scale-like, round hautrandig and shorter than the 3.4 to 4.7 mm long flowers. The scars are truncated at the top. The winged fruit reached 12-18 mm in diameter, their wings put in or above the middle. The Fruchttubus is wide fäßchenförmig and has deep, comma- or dash- shaped pits at the base on.

Fruit ( bottom )

The subspecies Halothamnus auriculus subsp. acutifolius differs by narrower ( 2.5 to 9mm wide ) little stalk and hardly comprehensive run-down leaves, as well as longer scars.

Occurrence

The distribution area of Halothamnus auriculus covers the northern Iran, Pakistan ( Baluchistan ), Afghanistan, southern Turkmenistan, Tajikistan, Uzbekistan and Kyrgyzstan. Halothamnus auriculus grows in semi-desert and dry trees on loamy- gravelly, often salt or gypsum-bearing soils at altitudes of up to 2550 meters.

Taxonomy

This species was by Alfred Moquin - Tandon 1834 or 1840 under the name Salsola auricula Moq. first published. It was founded in 1981 by Victor Petrovich Botschantzev under the name Halothamnus auriculus ( Moq. ) Botsch. placed in the genus Halothamnus.

From Halothamnus auriculus there are two subspecies:

• Halothamnus auriculus ( Moq. ) Botsch. subsp. auriculus ( Syn: Salsola auricula Moq, Caroxylon AURICULUM ( Moq. ) Moq, Aellenia auricula ( Moq. ) Ulbr, Salsola moquiniana Jaub & Spach, Halothamnus moquinianus ( Jaub. & Spach ) Botsch. .. )
• Halothamnus auriculus subsp. acutifolius ( Moq. ) Kothe - Heinr. ( Syn: . Salsola auricula Moq Moq ß acutifolia, Salsola decurrens Jaub & Spach, Caroxylon acutifolium ( Moq. ) Moq nom illeg, Salsola acutifolia ( Moq. ) Bunge nom illeg, Halothamnus acutifolius (. .. .. .. .. Moq. ) Botsch. nom. illeg. )

Use

Halothamnus auriculus is considered good forage crop and is grown on reclaimed pastures. In their leaves, the plants accumulate boron.