Raphanus raphanistrum |
Raphanus sativus |
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jointed charlock |
garden radish, wild radish |
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Habit | Plants without fleshy roots. | Plants with or without fleshy roots. |
Stems | (2)3–8 dm, retrorsely hispid. |
(1)4–13 dm. |
Basal leaves | 3–15(22) × 1–5 cm; margins lyrate; pinnatifid, or dentate; lateral lobes 1–4 on each side of midvein; < terminal lobes; petioles 1–6 cm. |
2–60 × 1–20 cm; margins lyrate; pinnatisect, or dentate; lateral lobes 1–12 on each side of midvein; to 10 × 5 cm; petioles 1–30 cm. |
Cauline leaves | margins uppermost dentate, subsessile. |
margins uppermost undivided, dentate, subsessile. |
Inflorescences | fruiting pedicels divaricate or ascending, 7–25 mm. |
fruiting pedicels divaricate to ascending, 5–40 mm. |
Flowers | sepals 7–11 mm; petals 15–25 × 4–7 mm, yellow or creamy white; claws to 1.5 cm; styles 1–5 cm. |
sepals 5.5–10 mm; petals 15–25 × 3–8 mm, pink, purple or white; claws to 1.4 cm; styles 1–4 cm. |
Fruits | linear to narrowly lanceolate, valvular segments 1–1.5 mm; distal segments (1.5)2–11(14) cm × (2.5)3–8(11) mm, longitudinally ribbed, constricted and breaking between seeds. |
fusiform, lanceolate; ovoid, or cylindric, valvular segments 1–3.5 mm; seed-bearing distal segments (1)3–15(25) cm × (5)7–13(15) mm; corky, not ribbed; smooth or rarely slightly constricted, not breaking between seeds. |
Seeds | 2.5–3.5 × 1.8–2.5 mm. |
2.5–4 mm. |
2n | =18. |
=18. |
Raphanus raphanistrum |
Raphanus sativus |
|
Distribution | ||
Discussion | Roadsides, disturbed areas, orchards, fields. Flowering Mar–Aug. 0–200 m. CR, Est, Sisk, WV. CA, ID, NV, WA; scattered throughout North America; Asia, Europe. Exotic. |
Waste places, fields, gardens, roadsides, disturbed areas, orchards. Flowering Apr–Oct. 0–900 m. Est, Sisk, WV. CA, ID, NV, WA; north to AK, scattered throughout eastern Canada and US; Africa, Asia, Europe. Exotic. |
Source | Flora of Oregon, volume 2, page 504 Ihsan Al-Shehbaz |
Flora of Oregon, volume 2, page 504 Ihsan Al-Shehbaz |
Sibling taxa | ||
Web links |
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