Desmidorchis arabica | UAE National Red List of Vascular Plants

Taxa
Desmidorchis arabica | (N.E.Br.) Meve & Liede
Publication
UAE National Red List of Vascular Plants
Location
Countries in Assessment
United Arab Emirates
Country ISO code(s)
ARE
Does the assessment cover a marine EEZ area(s)?
Off
Scope (Assessment)
National
Taxon
Taxonomic Group
Plants
Taxonomic Group Level 2
Flowering Plants
Assessed taxon level
Species
Taxon distribution as listed in assessment
This species occurs among rocks in the Hajar Mountains including the Wadi Wurayah National Park (Feulner 2016) and the Ru'us al-Jibal (Jongbloed et al. 2003, Feulner 2011, Gairola et al. 2017). It is considered to be widespread within this area (Feulner 2011). Typically, this species can be encountered at moderate elevations (Feulner 2011). Globally, this species occurs on the Arabian Peninsula (Board of Trustees, RBG Kew 2018).
Habitats and Ecology
Ecological system type
Terrestrial system
No
Freshwater system
No
Marine system
No
Habitat
Habitat details as listed in assessment
This species is a perennial succulent that grows up to 100 cm (Jongbloed et al. 2003). It produces purple flowers between February and May and grows among rocks at medium to higher elevations (Jongbloed et al. 2003, Feulner 2014). This species is a food plant of Danaus chrysippus, the Plain Tiger butterfly (Jongbloed et al. 2003). It has previously been described as a 'cactus-like milkweed' (Feulner 2011).
Is there a map available in assessment?
Yes
Assessed status
Asessment status in full
Least Concern
Assessment status abreviation
LC
Assessment rationale/justification
This species is considered to be rare, however it is greatly under-recorded and can be found to be widespread within its range of the Hajar Mountains and the Ru'us al-Jibal, although scattered (G.R. Feulner, in litt, MEW 2010). As a result, this species is assessed as Least Concern.
About the assessment
Assessment year
2019
Assessors/contributors/reviewers listed
UAE National Red List Workshop
Affliation of assessor(s)/contributors/reviewers listed on assessment
Government
IGO
Assessor affiliation specific
Government|IGO
Criteria system
Criteria system specifics
IUCN v3.1 + Regional Guidelines v4.0
Criteria system used
IUCN
Criteria Citation
IUCN. 2012. IUCN Red List Categories and Criteria: Version 3.1, Second edition. IUCN, Gland, Switzerland and Cambridge, UK. iv + 32pp pp. And IUCN. 2012. Guidelines for Application of IUCN Red List Criteria at Regional and National Levels: Version 4.0. Gland, Switzerland and Cambridge, UK: IUCN. iii + 41pp.
Endemism
Endemic to region
Not_assigned
Endemism Notes
Is an endemic?: Not_assigned
Conservation
Threats listed in assessment
There is no information available.
Conservation Measures

Conservation measures:
Conservation measures notes:
Required conservation measures:

Scientific Name Kingdom Phylum Class Order Family Genus
Desmidorchis arabica Plantae Tracheophyta Magnoliopsida Gentianales Apocynaceae Desmidorchis