Erect short-lived perennial to 1 m high, monoecious; thinly lepidote to scaly tomentose all over. Leaves sessile, thin, broadly elliptic to broadly ovate, 1–3 cm long, sinuate to bluntly toothed or sinuate-lobed, acute to obtuse, base cuneate to rounded. Flowers in mixed clusters, axillary or forming interrupted spikes. Fruiting bracteoles sessile or shortly stipitate, appressed, free except at the short, broadly cuneate base, narrowly to broadly triangular, 4–8 mm long, entire or toothed at base, almost glabrous to tomentose, smooth or with 1 or 2 tubercles on either side near base. Seed circular; radicle erect.
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