Linaria triornithophora

Perennials, not reproducing vegetatively by stolons. Fertile stems erect or suberect, 50–130 cm; sterile stems to 20 cm. Leaves of fertile stems: blade lanceolate to ovate-lanceolate, rarely elliptic, flat, 25–75 × 5–30 mm, apex acute or obtuse. Racemes 4–30-flowered, lax; bracts linear, 6–38 × 1.5–9 mm. Pedicels erect, 7–35 mm in flower, 15–38 mm in fruit. Calyx lobes ovate-lanceolate, 5–9 × 1.2–2 mm in flower, 6–10 × 1.5–2 mm in fruit, apex acute. Corollas violet, blue-violet, reddish purple, or pink, rarely white, with yellow, white, or lilac palate, 35–57 mm; tube 6–11 mm wide, spurs straight, 16–27 mm, subequal to rest of corolla, abaxial lip sinus 2.5–6 mm, adaxial lip sinus 4–8 mm. Styles simple; stigma entire. Capsules depressed-globular, 4–7.5 × 6–9 mm, glabrous; loculi equal. Seeds blackish brown to dark brown, disciform, elliptic-globular, or deltate-globular, with prominent encircling wing, 2–2.3 × 2–2.3 mm, plano-convex; disc blackish brown to dark brown, deltate-globular or densely tuberculate, sometimes with short ridges; wing entire, 0.1–0.2 mm wide, ± thick towards disc, not tuberculate. 2n = 12.

Phenology: Flowering Mar–Sep.
Habitat: Disturbed places.
Elevation: 20–60 m.

Introduced; Oreg., s Europe (nw Iberian Peninsula).

Discussion

Linaria triornithophora is known from Lincoln County.

Selected References

None.

Lower Taxa