M. glochidiata Moq. ex DC. & Prodr.

Annual, glabrous, up to 40 cm; stem erect, usually branched from the base with mostly persistent rosulate leaves; leaves linear to oblong, cuneate, 1.0–3.0 cm long, 0.1–0.4 cm wide; inflorescence thyrsoid, flowers 1–6 at each node, pedicels at fruiting 1.5–2.5(3.0) mm long; each flower with a bract and two bracteoles; perianth segments 5, white or yellowish, broadly ovoid or suborbicular, 0.8–1.0 mm long, imbricate; stamens 5–8; stigmas 3–5, filiform; fruit orbicular, its body 1.0–1.2 mm, covered with plumose outgrowths 0.4–0.7 mm long (Fig. 7E, F); pericarp easily scraped off the seed; seed ~1.0 mm, with slightly alveolate surface (Fig. 7H).

(Fig. 21) Eastern tropical Brazil.