Linaria pseudoviscosa Murb., Lunds Univ. Årrskr. ser. 1 34(2/7): 21, tab. 10 (1898).
Annual, glabrous except for somewhat sparsely glandular-pubescent inflorescence. Fertile stems numerous, 10-45 cm, ascending or arcuate-ascending, simple or sometimes branched; sterile stems 0-6, procumbent to ascending. Leaves offertile stems 14-33 x 0.5-1 mm, linear, obtuse, alternate; leaves of sterile stems 6-17 x 1-2.7 mm, elliptic to narrowly oblong, obtuse, opposite or 3- to 5-verticillate. Inflorescence with 5-20 flowers, dense in flower, somewhat less dense in fruit. Bracts 3-4 mm, elliptic or narrowly spathulate, obtuse, green. Pedicels erect, free; 5-7 mm in flower, 8-10 mm in fruit. Calyx-lobes more or less equal, scarcely accrescent, 4-6 x 0.5-1.2 mm, linear, obtuse, scarious with white margins. Corolla 27-31 mm, yellow with orange-yellow palate and two orange marks on tube; adaxial lip sinus 2.5-5, the lobes broad, rounded, divergent; abaxial lip sinus 1-1.5; spur 12-13 mm, straight, shorter than rest of corolla. Style bifid. CapsuIe 5-6 x 3-3.5 mm, oblong; loculi subequal. Seeds 0.6-0.7 mm, reniform-trigonous, transversely ridged; transverse ridges 5-9, discrete or rarely anastomosed, rounded or obtuse; periclinal wall of testa-cells with margins somewhat raised, forming rounded papilla towards ridge-apex. Modified from Sutton (1988).
2n = 12 (Viano, 1975: 508).
N & C Tunisia. Tn
Type: TUNISIA: Tunetia media, Kairouan, in campis arenosis, 15 v 1896 Murbeck s.n. (holo. LD, iso. BM!).