Linaria dalmatica, Dalmation toadflax

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Intermountain Flora
Perrenial herb, 4-7 (1) dm tall; stems erect, branched above, spreading by horizontal rootstocks; herbage glabrous and glacous; leaves 2-4 (5) cm long, 10-16 (35) mm wide; ovate to lance-ovate, sharply acute, sessile, clasping, palmately veined, rigid, crowded and overlapping; raceme elongate, the pedicels 2-4 mm long at anthesis, to 6 mm in fruit; calyx 5-7.5 (9) mm long, the segments subequal, broadly lanceolate to ovate, sharply acute, rigid; corolla 14-24 mm long excluding the 9-17 mm spur,strongly bilabiate, the upper lip (7) 10-15 mm long, the lower lip 5-11 mm long with a well developed palate closing off the throat, bright yellow, gladular-pubescent on the sides, the palate densely white- to orange-bearded; anthers ca 1.2-1.3 mm across after dehiscence; capsule 6-7 (8) mm long, subglobose, symmetrical, dehiscing by irregular splitting at the apex of each carpel; seeds 1.2-2 mm long, tetragonal to discoid-compressed, rugulose, the angles winged; 2 n =12.

Cronquist, A., Holmgren, A.H., Holmgren, N.H., Reveal, J.L., and Holmgren, P.K. (1984) "Intermountain Flora" pg.460, vol. 4, The New York Botanical Garden New York.