Teesdalia coronopifolia
Repert. Sp. Nov. Regni Veg. 10: 289. 1912.
Introduced
Basionym: Thlaspi coronopifolium Bergeret Phytonom. Univ. 3: 29. 1786
Treatment appears in FNA Volume 7. Treatment on page 565.
Stems (0.6–)1–2(–2.8) dm. Basal leaves: petiole 0.2–2 cm; blade lanceolate in outline, 0.5–3(–4) cm × 0.5–2.5 mm, margins usually lyrate-pinnatifid to pinnatisect, rarely dentate or entire; lateral lobes acute. Cauline leaves 0–3; blade linear. Fruiting pedicels 3–6 mm. Flowers actinomorphic; sepals 0.2–0.6 × 0.2–0.4 mm; petals oblong, 0.5–1.5 × 0.3–0.6 mm; stamens 4, equal; filaments 0.5–1 mm (basal appendage white, ca. 1/2 its length); anthers 0.1–0.2 mm. Fruits 3–3.5 × 3–5 mm; style 0 m. Seeds 0.8–1.2 × 0.7–1 mm. 2n = 36.
Phenology: Flowering Feb–Apr.
Habitat: Roadsides, abandoned fields
Elevation: 50-500 m
Distribution
Introduced; Calif., s Europe, n Africa, introduced also in n, c Europe.
Discussion
Selected References
None.
Lower Taxa
None.