| Ramicaul length | 4.0–6.6 cm | 3.0–9.5 cm | 1.5–4.0 cm |
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| Leaf shape and size | Ovate-elliptic, obtuse, 1.0–2.7 × 0.8–1.6 cm | Narrowly ovate, acuminate, 3.5–5.5 × 0.8–1.2 cm | Ovate, acute, 1.5–2.3 × 9–13 cm |
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| Inflorescences (coflorescences) | Developed behind the leaf, to 2.6 cm long | Developed on top of the leaf, to 0.5 cm long | Developed behind the leaf, to 0.4 cm long |
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| Flower color | Yellowish-white, the dorsal sepal red veins and stained with red at the apex, the petals orange with an inner red stain, the lip red | Orange-brown, the sepals dull tan, the petals orange-brown, and the lip orange-brown | Reddish, the sepals dull tan, the petals orange suffused with red, and the lip red-orange |
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| Pseudopeduncle length | 0.5–0.6 cm | 1.0–2.4 cm | 0.4 cm |
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| Sepals (Dorsal and Lateral) | Dorsal sepal, ovate, 4.0–4.5 × 2.1–2.8 mm, lateral sepals, ovate, 5 × 2 mm | Dorsal sepal, ovate, 5.0 × 2.6 mm, lateral sepals, narrowly ovate, 5.0 × 1.8 mm | Dorsal sepal, ovate, 5 × 3 mm, lateral sepals, narrowly ovate, 5 × 2 mm |
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| Petals | 0.4–0.7 × 1.6–2.5 mm, the upper lobes oblong, obtuse to subtruncate, the lower lobes triangular-ovate, acute, smaller than the upper lobe | 0.5 × 1.8 mm, the ends of the lobes rounded, the lower lobe much smaller than the upper lobe | 1.00 × 2.75 mm wide, the lobes oblong with rounded ends, the upper lobe slightly larger or subequal in length |
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| Lip shape and size | Oblong-ovate lobes, 1.0–1.3 mm long | narrowly oblong, 1.4 mm long | obovate, 1 mm long, thick, protuberant |
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| Lip body and appendix | Oblong, appendix external, subquadrate, slightly reflexed | With a small round cavity near the protuberant, rounded with a minute, pedunculated appendix | Thick, conspicuous, protuberant, bearing the small, oblong appendix at the apex |
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