Habenaria supplicans Summerh.

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation

Predicted extinction risk: threatened. Confidence: confident

Orchidaceae, I. la Croix and P.J. Cribb. Flora Zambesiaca 11:1. 1995

Morphology General Habit

Slender terrestrial herb 30–55 cm tall; tuber c. 20 × 15 mm, ellipsoid, villous.

Morphology Leaves

Leaves 7–10, fairly evenly spaced up stem, the lowermost 1–3 sheath-like, the rest spreading, the largest in the middle, 4–7.5 × 1–1.7 cm, lanceolate, acute.

Morphology Reproductive morphology Inflorescences

Inflorescence 12–19 × 2.5–3 cm, laxly 14–20-flowered, the rhachis slightly zigzag.

Morphology Reproductive morphology Inflorescences Bracts

Bracts 12–17 mm long, equalling or shorter than the flower.

Morphology Reproductive morphology Flowers

Flowers green.

Morphology Reproductive morphology Flowers Pedicel and Ovary

Ovary and pedicel 11–14 mm long, the ovary arched.

Morphology Reproductive morphology Flowers Calyx

Dorsal sepal 4–4.5 × 3–3.6 mm, ovate, erect, convex; lateral sepals 4.5–6 × 1.8–2.5 mm, deflexed.

Morphology Reproductive morphology Flowers Corolla

Petals 2-lobed ± to base; posterior lobe 3.5–4 mm long, c. 1 mm wide, rather fleshy, lying beside dorsal sepal; anterior lobe 4–4.7 × 0.6–0.7 mm, spreading and curving up.

Morphology Reproductive morphology Flowers Labellum

Lip 3-lobed ± to base, all lobes linear; mid-lobe 4.5–6 × 1 mm, deflexed; side lobes 4–6.5 × 0.5 mm, spreading and curving up; spur 10–13 mm long, slightly incurved, slightly thickened for most of its length but tapering to apex.

Morphology Reproductive morphology Flowers Androecium Stamens Anthers

Anther 1.75 mm tall; canals very short, less than 1 mm long.

Morphology Reproductive morphology Flowers Gynoecium Stigma

Stigmatic arms c. 2.3 mm long.