Description:
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Annual herbs, up to 13–15 mm tall. Leaves, stems, pedicels and calyx densely covered with up to
0.34–0.4 mm long capitate sticky glandular hairs. Stems erect, quadrangular, up to 13 mm long, up to 0.32 mm in
diameter. Leaves sessile, lamina broadly ovate, acuminate at apex, 3.7–4.56 × 2.9–3.55 mm, with entire margin, only
midnerve visible. Inflorescence terminal, racemose, with 1–2 flowers borne in axils of leaf-like bracts. Bracts ovate,
acute, 2.85–2.92 × 1.4–1.55 mm. Pedicel 2.93–5.16 mm long. Calyx 5-lobed, campanulate, glandular-pubescent,
1.85–2.1 mm long, lobes acute, 1.8–2.05 mm long, margins entire. Corolla up to 4 mm long, white with four bluish
marks on lower lip at throat and yellow globose hairs of c. 0.05 mm length on a multicellular base, tube 2.9 mm long,
inside with dense glandular hairs at base of staminal veins, upper lip with 2 acute lobes up to 0.15 mm long, 1.4 × 1.2
mm, inside with scattered glandular hairs, lower lip tripartite, up to 3.1 mm long, middle lobe 2.3–2.5 × 1.7–1.8 mm,
rounded-obtuse, margin minutely fringed, lateral lobes 1.8–2 × 1–1.1 mm, rounded-obtuse. Stamens 4, filaments of the abaxial pair 1.5 mm long, with basal rounded deep yellow spur-like bosses up to 0.15 mm long covered by short
glandular hairs, with 0.35–0.37 mm long rounded anthers, filaments of adaxial pair 0.7 mm long, with obtuse anthers
0.37 mm long. Ovary 1.2–1.5 × 0.7 mm, with straight to slightly curved, filiform style, 2.5 mm long, glabrous. Capsule
and seeds not known. |