129 



. Ord. UMBELLIFER^:. 

 Tribe Peucedanete. 



Genus Dorema, D. Don* B. & H., Gen. i, p. 918 ; Boissier, Fl. 

 Orient., ii, pp. 10081010. Species 4, natives of the East. 



129. Dorema Aucheri,f Boissier in Ann. des Sc. Nat., ser. iii, 



p. 329 (1844). 



Zuh (Kurdish). Weshek (Persian). 



Syn. D. Ammoniacum, Loftus, MS., non D. Don. 

 Not previously figured. 



Description. A tall, upright plant, 6 8 feet high. Stem 

 cylindrical, stout, glabrous, solid, faintly striate. Leaves (all 

 radical ?) very large, over 2 feet long, bi- or tripinnate, long- 

 stalked, the petioles and branches nearly cylindrical or sub- 

 triangular, solid, striate, the pinnae given off in pairs from the 

 upper surface, and projecting upwards and outwards, general out- 

 line of leaf when flattened out broadly triangular, the lower pinnas 

 much the largest, and each pair gradually diminishing in size, 

 leaflets oblong-oval, bluntish or sub-acute at the apex, attenuated 

 and frequently more or less decurrent at the base, rather thin, 

 glabrous or very minutely pilose at the base, entire. Flowers 

 hermaphrodite or male, the two kinds separately arranged in small, 

 simple, globose, stalked umbels ; umbels of hermaphrodite flowers 

 very laxly arranged in imperfect whorls or clusters upon long, 

 usually simple, cylindrical, smooth, tapering, spreading branches, 

 12 18 inches long; umbels of male (barren) flowers more nume- 

 rously crowded on slender divaricate branchlets, which are arranged 

 in whorls on the thick primary branches. Hermaphrodite flowers ; 

 limb of the calyx quite absent, no sign of the teeth being present, 

 petals ovate, thin, with a strongly marked mid-rib, yellow, the 



* Dorema, a>ptj/iu, a gift, from the value of its product. 



f Aucher-Eloy, the celebrated oriental traveller, died at Ispahan in 1838. 



