Flora-Fauna

Dichoropetalum depauperatum (Boiss. & Balansa) Pimenov & Kljuykov

≡ Peucedanum depauperatum Boiss. & Balansa
(First published in Diagn. Pl. Orient. ser. 2, 5: 98, 1856; Nouvelle Flore du Liban et de la Syrie, vol. 2, p. 648; 1969)

• Life-form & habit: Glabrous, glaucescent perennial, 60–100 cm tall. Stems cylindrical, slender, dichotomously branched from the base into erect branches bearing only sheathing remnants of leaves.

• Leaves: Radical leaves short, once or twice pinnatisect, with 2–3 pairs of somewhat fleshy segments, entire or divided into 3–5 linear lobules, subacute at apex.

• Inflorescence & flowers: Umbels with 2–3 (rarely 5) unequal, erect rays, lacking a general involucre. Involucel bracteoles small, oblong, white-margined. Umbellules with 3–9 whitish flowers.

• Fruits: Oblong to elliptic, with prominent filiform ribs and narrow margins. Stylopodium depressed.

• Varieties:
 – var. alpinum Boiss.: strongly reduced form, at most 15 cm tall, with all organs dwarfed.

• Phenology: Flowers May–August (sometimes September) in high mountains.

• Habitat & elevation: Alpine and subalpine regions.

• Lebanese distribution: Mount Barouk, Cèdres de Barouk, Denniyé, Hasroun, Dimane, Ehden; also reported from Jabal Sannine, Jabal Kneissé, ‘Ayyoun Ourghouch, Yammouné to Dimane, and Qornet es-Saouda.

• Syrian distribution: Anti-Lebanon (Jabal Halimé) and Mount Hermon.

• Native range: Taurus Mountains, Lebanon, Anti-Lebanon, Mount Hermon