Pedicel
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Short-thick, ca. 1 cm long
|
Short-thick, ca. 1 cm long
|
Short-thick, ca. 1 cm long
|
Short-thick, ca. 1 cm long
|
Slender, 2–3.5 cm long
|
Short-thick, ca. 1 cm long
|
Calyx colour
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White
|
White to purplish
|
White, yellowish to dark purple
|
White
|
Pale yellow
|
Violet
|
Calyx surface
|
Glabrous
|
Glabrous
|
Glabrous
|
Glabrous
|
Glabrous
|
Glabrousa
|
Calyx lobes/teeth
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2–4 (–5)
|
2–4 (–5)
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(2–) 3 (–4)
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(2–) 3–4 (–5)
|
5
|
(4–) 5
|
Enclosure of corolla tube by calyx (herbarium material)
|
About half
|
Less than half
|
Less than half
|
About half
|
Less than half, to half
|
About half
|
Enclosure of corolla tube by calyx (fresh material)
|
About a quarter
|
A quarter to a third
|
A third to half
|
A quarter to a third
|
A quarter to a third
|
?
|
Corolla colour
|
White
|
White to tinged with violet
|
White tinged with violet
|
White
|
White
|
White with violet seams
|
Corolla pubescence
|
Glabrous
|
Glabrous
|
Glabrous
|
Glabrous
|
Tube outer surface and both sides of lobes white-pubescent
|
Glabrous
|
Corolla lobe & throat colour
|
White, with yellow-orange patch from base of lip down to inside the tube
|
White, with dark yellow patch from base of lip down to inside the tube
|
Bluish to violet, with yellow patch from base of lip down to inside the tube
|
White to slightly lilac, with yellow-orange patch from base of lip down to inside the tube
|
White to greyish or bluish, bright yellow patch on all lobes to down inside the tube
|
?
|
Hairs at point of attachment of anthers
|
Glabrous
|
Glabrous
|
Distinct hair tuft obstructing corolla throat
|
Glabrous
|
Sparse scattered short hairs on filaments
|
Glabrous
|
Anther appendage, dorsal side
|
With short acute projection
|
With “projecting acute posterior process” (Prain 1904)
|
With short acute projection
|
With short acute projection
|
With a slender spur-like projection
|
Rounded, without acute projection
|
Stigma
|
Peltate
|
Peltate
|
Peltate
|
Peltate
|
Bilobed
|
Bilobed
|
Known distribution
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N Borneo (Sabah)
|
Peninsular Malaysia, Thailand, Vietnamb
|
Thailand (N NE, SW), India (Nagaland)
|
SW and SE China
|
India, Pakistan
|
India
|
Habitat
|
Montane sites over 2000 m
|
Montane sites ca. 650–1700 m
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Mixed deciduous forest at 300–800 m
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Montane forest, 1500–2000 m
|
Montane sites
|
Montane sites
|