Nasturtium officinale

Plants glabrous throughout or sparsely pubescent. Stems 1–11(–20) dm. Cauline leaves: petiole not winged, base auriculate; blade 3–9(–13)-foliolate, (1–)2–15(–22) cm; lateral leaflets sessile or petiolulate, rachis not winged, blade smaller than terminal; terminal leaflet (or simple blade) suborbicular to ovate, or oblong to lanceolate, (0.4–)1–4(–5) cm × (3–)7–25(–40) mm, base obtuse, cuneate, or subcordate, margins entire or repand, apex obtuse. Fruiting pedicels divaricate or descending, straight or recurved, 5–17(–24) mm. Flowers: sepals 2–3.5 × 0.9–1.6 mm; petals white or pink, spatulate or obovate, 2.8–4.5(–6) × 1.5–2.5 mm, (base to 1 mm), apex rounded; filaments 2–3.5 mm; anthers 0.6–1 mm. Fruits (0.6–)1–1.8(–2.5) cm × (1.8–)2–2.5(–3) mm; ovules (28–)36–60 per ovary; style 0.5–1(–1.5) mm. Seeds biseriate, reddish brown, ovoid, (0.8–)0.9–1.1(–1.3) × (0.6–)0.7–0.9(–1) mm, coarsely reticulate with 25–50(–60) areolae on each side. 2n = 32.

Nasturtium Officinale

Nasturtium officinale

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