Jatropha spinosa Vahl

Hatmi, S. Al, Al Hinai, Abdulrahman, Al Qassabi, Zawan, Alzahrani, Ali Mohammed & Knees, Sabina, 2024, STUDIES IN THE FLORA OF ARABIA: XXXV. NEW RECORDS FROM THE SULTANATE OF OMAN, Edinburgh Journal of Botany 81 (2002), pp. 1-11 : 7-8

Jatropha spinosa Vahl

Jatropha spinosa is distributed from Djibouti to Somalia and the southwestern Arabian Peninsula ( POWO, 2023) . In the Arabian Peninsula , it was previously known from Yemen

( Wood, 1997) and Saudi Arabia ( Collenette, 1999). In Oman, it was found in a single location, in Jabal Al Qamar, growing on a rocky, steep, north-facing slope within the range of monsoon, with Euphorbia cactus Ehrenb. ex Boiss. and Commiphora gileadensis (L.) C.Chr. ( Figure 3 C–E ).

Specimens. OMAN. Southern Oman: Jabal Al Qamar, Rakhyout, west of Shatt , 16°52′19.7′′N, 53°32′30′′E, 793 m, L. Al Harthy, A. Al Hinai, S. Al Hatmi LAS 22 ( OBG) .

Figures

Figure 3. Pistacia khinjuk: A, leafy twig with fruit. Boerhavia repens: B, abaxial and adaxial leaf surfaces (left and right leaf, respectively). Jatropha spinosa: C, habit; D, leafy twig; E, fruit. Photographs: Saif Al Hatmi.