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Two new species of genus Cousinia (Asteraceae, Cardueae) from W and NE Iran

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Abstract:
Two new species of Cousinia are described from Iran. 
Cousinia bornmulleriana from the west that can be placed in sect. Haussknechtii based on some key characters such as flower numbers, phyllary numbers and the inflorescence form traits. This species can be also compared with its closest relative C. haussknechtii. and C. karkasensis.
The second new species, C. semnanensis, from North East of Iran, belongs to the sect. Stenocephalae for its flower numbers, winged stem, and phyllaries shape, and is compared to C. alexeenkoana and C. glaucopsis as its close relative.

To download the article please click here (DOI: 10.29252/nbr.9.2.144).

Cite as: Attar F, Maroofi H, Mirtadzadini M, Sotoodeh A. Two new species of genus Cousinia (Asteraceae, Cardueae) from W and NE Iran. nbr. 2022; 9 (2) :144-152

URL: http://nbr.khu.ac.ir/article-1-3516-en.html

Potentilla alborzensis Faghir & Attar

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A new species of the genus Potentilla L. (Rosaceae) from the Tehran province (Iran)

Potentilla alborzensis Faghir & Attar, sp. nov. (Rosaceae) is collected from steppe Mountains of Tang-e Washi, in the middle of Alborz Mountains for the first time. The new species is related to section Aureae (Rydb.) Juz. for its palmate radical leaves, having straight hairs and glandular trichomes; corymbiform inflorescence; hairy and glandular sepals; clavate and papillose style, shorter than or as long as matured ovary. Detailed micro- and macromorphological descriptions of the newly collected species, as well as photographs and distribution map are provided. In addition, comparison of diagnostic traits with allied species especially P. crantzii (Crantz) Beck ex Fritsch, P. adenophylla Boiss. & Hohenack., P. gelida C. A. Mey., P. geranioides Willd. and identification key are presented.

10.5252/adansonia2021v43a9

http://flora-iran.com/?page_id=402