Aurinia saxatilis |
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basket-of-gold, gold-dust, rock goldentuft, rock-madwort |
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Habit | Plants often woody at base; finely stellate-pubescent. |
Stems | usually several, 1–5 dm. |
Basal leaves | petiole 0.5–3(–4) cm, blade spatulate to obovate or lanceolate, (2.5–)4–8(–12) × 0.5–1.5(–2.5) cm, base cuneate to attenuate, margins entire, repand, or sinuate-dentate, apex acute or obtuse, surfaces densely pubescent. |
Cauline leaves | blade oblanceolate to linear. |
Racemes | slightly elongated in fruit. |
Flowers | sepals yellowish, scarious at margins, finely pubescent, 1.5–2.3 × 0.5–1 mm; petals 3–6 × 1–2.5 mm, attenuate to clawlike base; filaments with basal wing or appendage to 0.5 mm, 1–2 mm; anthers 0.3–0.5 mm. |
Fruiting pedicels | (3–)4.5–10(–13) mm. |
Fruits | divaricate-ascending, broadly obovate to orbicular, flattened, strongly latiseptate, 3.5–9 mm in diam.; style 0.5–1.5(–2.5) mm. |
Seeds | winged throughout, 2–3 mm diam.; wing 0.3–1.1 mm wide. |
2n | = 16. |
Aurinia saxatilis |
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Phenology | Flowering May–Jul. |
Habitat | Ledges, cliffs, rocky slopes |
Distribution |
CA; MA; MI; MS; NH; OH; VT; QC; c Europe; se Europe; Asia (Turkey) [Introduced in North America] |
Discussion | Aurinia saxatilis is widely cultivated as an ornamental and likely naturalized in other states. It is highly variable in its native range (Turkey, southern and central Europe) and has been divided into three subspecies, of which subsp. saxatilis is naturalized in the flora area. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 7, p. 252. |
Parent taxa | |
Sibling taxa | |
Synonyms | Alyssum saxatile, Alyssum arduini |
Name authority | (Linnaeus) Desvaux: J. Bot. Agric. 3: 162. (1815) |
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