Published April 30, 2024
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Table 1 in A new species of Habenaria (Orchidaceae, Orchidoideae, Orchideae) from Yunnan, China
Authors/Creators
- 1. State Key Laboratory of Plant diversity and prominent crops, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China & China National Botanical Garden, Beijing, China & University of Chinese Academy of Sciences, Beijing, China
- 2. State Key Laboratory of Plant diversity and prominent crops, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China & China National Botanical Garden, Beijing, China & School of Life Sciences, Nanchang University, Nanchang, Xuefudadao 999, shajing, Nanchang, Jiangxi, 330031, China
- 3. State Key Laboratory of Plant diversity and prominent crops, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China & China National Botanical Garden, Beijing, China
Description
Table 1. Comparison of the diagnostic characteristics of H. tiechangensis and its relatives.
| Character | H. tiechangensis | H. josephi | H. diplonema | H. aitchisonii |
|---|---|---|---|---|
| Plant tall | 11cm tall | 5–20cm tall | 8–13cm tall | 12–33cm |
| Leaves | 3.5cm × 2.5cm, apex acuminate, base narrowed and amplexicaul-sheathing, slightly fleshy, with 3 lateral veins | 1.5–3.1 × 1–2.5cm, with white veins on adaxial surface | orbicular, 1.5–2 × 1.4–1.7 cm, adaxially with yellowish white venation, densely finely papillate, base narrowed and amplexicaul-sheathing, margin white ciliate, apex acute. | 2–5cm × 1.5–4cm, adaxially with 5 yellowish white venation, apex acute, base narrowed and amplexicaul-sheathing |
| Inflorescence | laxly 5-flowered | laxly 2–6-flowered | 4–14-flowered | dense many flowered |
| Dorsal sepal | ca. 3mm × ca. 2.5mm | 5.5–6 × 2.5–3mm | ca. 3.5 × 3 mm | 3–5 × 2.5–3.5 mm |
| Lateral sepals | 4mm ×1.5mm | 5–7 × 2.5–2.8mm | ca. 4 × 2.5 mm | 3.5–5.5 × 2–3 mm |
| Petals | 3mm × 2mm, front side broadened as a small tooth at base | petals not lobed | obliquely falcate-ovate, ca. 3.5 × 2.3 mm, glabrous, entire | 2-lobed, 3–5 × 1.5–2mm, with 1 toothed, small lower lobe at base |
| Lateral lobes of lip | lanceolate, 2.5 mm × 1mm, slightly shorter than mid-lobe, right angle to mid-lobe | 0.6–0.9 cm long, apex recurvedcoiled | filiform, 6–7 mm, much longer than mid-lobe | nearly subulate, sickle-shaped and curved upward, horn-like, 6–12 mm long, apex slightly hooked |
| Appendage | cushion-like | lacking | - | - |
| Pedicel and ovary | cylindric, twisted, slightly arching, rachis pubescent | glabrous | twisted, terete, pubescent | papillate hairs |
| Stigmas | horn-like, elongate along callus | two stigmas, clavate | processes clavate | forward, subclavate, stubby |
| Elevation range | 1900m | 3000–4600m | 2700–4300m | 2100–4300m |
Notes
Published as part of Lin, Dongliang, Qin, Shiyu & Jin, Xiaohua, 2024, A new species of Habenaria (Orchidaceae, Orchidoideae, Orchideae) from Yunnan, China, pp. 71 in Phytotaxa 646 (1) on page 71, DOI: 10.11646/phytotaxa.646.1.5, http://zenodo.org/record/13215222
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