Utricularia monanthos

Terrestrial perennial; stolons present. Leaves numerous, rosetted and on stolons, linear to narrow-elliptic, to c. 3 cm long and c. 1 mm wide. Traps moderately numerous on stolons, globose, 1–2 mm long. Raceme solitary, erect, 1–4(–15) cm long, 1- or 2-flowered; sterile bracts absent; fertile bracts basifixed, narrow-ovate, c. 1.5 mm long; bracteoles similar to bracts; calyx-lobes unequal, upper lobe broadly oblong-elliptic, c. 3 mm long, lower lobe smaller, ovate, shortly bifid. Corolla 6–10 mm long, mostly dark violet; upper lip circular to obovate, emarginate; lower lip much larger, transversely elliptic, with 3 conspicuous yellow central ridges flanked by several less conspicuous violet ridges; palate pubescent; spur broadly conical, much shorter than lower lip, apex obtuse. Capsule globose, c. 2.5 mm diam.; seeds obovoid, c. 0.5 mm long. Flowers Dec.–Feb.