Linaria damascena Boiss. & Gaill. in Boiss., Diagn. Pl. Or. Nov. ser. 2 3(6): 130 (1859).
Glaucous perennial, glabrous except for inflorescence; fertile stems 1-6, 14-35 (-80) cm, ascending, simple or branched above, usually robust, more or less densely leafy below, leafless for 1.5-5 cm below inflorescence; sterile stems 0-10, ascending. Leaves of fertile stems 7-30 x 2.5-4 mm, the length 3-8 x breadth, narrowly oblong to lanceolate, acute, the margins flat or somewhat revolute, attenuate, obscurely 1- to 3-veined, somewhat fleshy, alternate; leaves of sterile stems similar. Inflorescence with 6-17 (-34) flowers, dense in flower, becoming lax in fruit, the axis glabrous. Bracts 3-4 mm, linear-lanceolate, acute. Pedicels erect, glandular- pubescent to glabrous, 2-3 mm in flower, 3-5 (-11) mm in fruit. Calyx-lobes subequal, 3-5 x 1.5-1.9 mm, linear to oblong-elliptic, acute, somewhat sparsely glandular-pilose to glandular-puberulent, the margins not scarious. Corolla 25-34 mm, bright yellow, glabrous externally; tube 7-9 mm broad at mouth; adaxial lip sinus 1.8-2 mm; abaxial lip sinus 1.4-1.6 mm; spur 11-14 mm, 2.2-2.5 mm broad at base, straight, shorter than rest of corolla. Capsule 4.5-6 x 4.5-6.7 mm, broadly oblong-ovoid, glandular-puberulent. Seeds 2.5-3.4 mm, oblong-orbicular, black; wing 0.5-0.8 mm broad; disc reniform, finely, densely tuberculate or with few ridges; tubercles narrowly conical, acute, occasionally anastomosed to form radiating ridges. Modified from Sutton (1988).
E Mediterranean region. Ij Ls.
Type: SYRIA: in collibus Djebel el Assouad ad meridiem Damasci sitis Gaillardot 2156 (holo.? G-BOIS, photo. E!); Plaine de Damas [Damascus], au pied de versant nord de Djebel Kharlie au sud de Saknaya, 13 v 1817 Gaillardot 2156 Herb. Haussknecht (type collection? JE! K!)