Two new epiphytic species of Impatiens L. (Balsaminaceae) from the southern Western Ghats, India Author Saravanan, Thokuluva Santharam 0000-0003-1765-0408 Lead Botanical Garden, National Orchidarium & Experimental Garden, Botanical Survey of India, Southern Regional Centre, Yercaud - 636 602, Salem District, Tamil Nadu, India; & rammaheshsaran @ gmail. com; https: // orcid. org / 0000 - 0003 - 1765 - 0408 rammaheshsaran@gmail.com Author Kaliamoorthy, Seventhilingam 0000-0001-7017-8144 Lead Botanical Garden, National Orchidarium & Experimental Garden, Botanical Survey of India, Southern Regional Centre, Yercaud - 636 602, Salem District, Tamil Nadu, India; & skmoorthybsi @ gmail. com; https: // orcid. org / 0000 - 0001 - 7017 - 8144 skmoorthybsi@gmail.com text Phytotaxa 2022 2022-06-21 552 1 107 114 journal article 78752 10.11646/phytotaxa.552.1.10 9cb93d9c-72db-40d4-9ec5-0ec45d65e0ac 1179-3163 6673132

TABLE 1. Diagnostic morphological differences of Impatiens keralensis, I. mohana and I. modesta.

Characters	Impatiens keralensis	Impatiens mohana	Impatiens modesta
Leaves	1.5–4.2 × 1.0–3.5 cm, adaxially	4.2–8.1 × 3.1–4.1 cm, adaxially	2.7–14.1 × 2.2–9.1 cm, adaxially
	green with multicellular	pale brown, abaxially deep pink,	green and sparsely unicellular
	trichomes, abaxially pale purplish	multicellular trichomes on both	hairs, abaxially pale shining
	green, glabrous; spinose margin.	sides; not spinose margin.	glaucous and glabrous; not
			spinose margin.
Petioles	1.9–3.3 cm long, glabrous	3.1–5.1 cm long, trichomatous	2.5–17.7 cm long, glabrous
Peduncles	5.1–6.5 cm long, 3–6-flowered,	12.2–18.1 cm long, 6–12-	5.2–17.1 cm long, many flowered,
	slender, glabrous	flowered, multicellular trichomes	slender, glabrous
		in lower 2/3, glabrous distally
Flowers	0.6–0.8 cm across, whitish	1.1–1.7 cm across, deep pinkish	1.1–2.1 cm across, pinkish/whitish
Pedicels	ca 1.3 cm long, longer than	2–3 cm long, longer than flowers	ca 1.5 cm long, shorter than
	flowers		flowers
Bracts	0.3 × 0.1 cm, slightly falcate,	0.4 × 0.2 cm, broadly ovate,	0.2 × 0.1 cm, subulate-lanceolate
	obtuse	obtuse
Lateral sepals	Obliquely oblong, obtuse	Broadly ovate, apex rounded	Linear-lanceolate
Dorsal petal	Orbicular-reniform, entire margins	Elliptic-orbicular, wavy margins	Broadly obovate or sub-orbicular,
			entire margins
Wing petals	3-lobed, white with a tuft of	3-lobed, deep pink with a tuft of	3-lobed, yellowish with a tuft of
	yellowish purple papillose at base	pink and yellow hairs at base of	purple hairs at base of the mid-
	of the mid-lobe	mid-lobe	lobe
Wing petals–basal lobe	Longer than the middle and	Smaller than the middle and distal	Longer than the middle and distal
	distal lobes, slightly broadened	lobes, straight, presence of yellow	lobes, broadened at middle and
	at middle and curved upwards,	hairs at centre, slightly bilabiate	curved upwards, obtuse at apex,
	minutely emarginate at apex,	at apex	absence of yellow hairs at centre
	absence of yellow hairs at centre