| Wild orchids of the Kurdistan Region areas: a scientific window on the unexpected nature of the North-Western Zagros Sami Youssef, Ali Galalaey, Ahmed Mahmood, Honar Mahdi, Errol Véla | 13 | 2019 |
| On the genus Sternbergia (Amaryllidaceae) in Iraq S Youssef, AM Mahmoud, E Vela Anales del Jardin Botanico de Madrid 74 (1), 7, 2017 | 13 | 2017 |
| Natural regeneration of Pinus brutia Ten. in a recreational public forest in Zawita-Kurdistan region, Iraq H Muhamed, S Youssef, A Mustafa, H Suliman, A Abdulqader, ... Journal of forestry research 30, 1849-1857, 2019 | 11 | 2019 |
| New contribution on Orchids (Orchidaceae) of Duhok Province in Kurdistan Region (N-Iraq) HMEV Sami Youssef, Ahmed Mahmood Journal Europäischer Orchideen 47 (2-4), 501 – 516, 2015 | 11* | 2015 |
| First survey on orchids (Orchidaceae) of Duhok province in Kurdistan region (N-Iraq) AM Errol Vela, Sami Youssef Journal Europäischer Orchideen 45 (2-4), 235-254, 2013 | 7 | 2013 |
| New cytological, morphological, and chorological data on Prospero seisumsianum (Ruk? ans & Zetterl.) Yıldırım (Asparagaceae) from the Zagros area S Youssef, A Mahmood, M Cartereau, E Vela Turkish Journal of Botany 42 (5), 581-590, 2018 | 3 | 2018 |
| Two New Records of Orchid Species for the Flora of Iraq: Anacamptis papilionacea (L.) RM Bateman, Pridgeon & MW Chase and Dactylorhiza romana (Sebast.) Soó SMA Youssef, HS Mahdi, ZA Mergyé, JI Salim, AMHM Mahmood, E Véla ARO-The Scientific Journal of Koya University 5 (2), 55-60, 2017 | 3 | 2017 |
| Study on some anatomical properties of Salix acmophylla Boiss. and Salix alba L. growing in Iraq. WA Kasir, AM Mahmoud, MM Al-Kittani | 1 | 1986 |
| Social-psychological factors leading to the lack of using wild plants in the Nineveh Plains. RE Armia, ZS Abdulkhaliq, H Muhamed, A Mahmood, HS Mahdi, ... | | 2023 |
| COVID-19 in Yemen: An Overview SMM Al-Subari, M Saleem, S Khadka, N Mohammed, A Mahmood, ... Sciences 3 (2), 2, 2020 | | 2020 |
| Allium Trachycoleum E Mahmood, A., Youssef, S. & Véla The IUCN Red List of Threatened Species, 2019 | | 2019 |
| Allium noeanum S Youssef, A Mahmood, W Hussein, E Véla The IUCN Red List of Threatened Species, 2019 | | 2019 |
| Allium pustulosum S Youssef, A Mahmood, E Véla The IUCN Red List of Threatened Species, 2019 | | 2019 |
| Taxonomic study of Salix acmophylla Boiss. and Salix alba L. growing in Iraq. MM Al-Kittani, WA Kasir, AM Mahmoud | | 1988 |
| A systematic study of Salix acmophylla Boiss. and S. alba L. grown in Iraq AM Mahmoud | | 1983 |
Sami M.A. YoussefRecreation and Ecotourism Department, University of Duhok, Kurdistan Region, Iraq.Email verificata su uod.ac
