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Arunachal Orange Stone Flower
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Arunachal Orange Stone Flower
P Native Photo: Momang Taram
Common name: Arunachal Orange Stone Flower
Botanical name: Didymocarpus moellerii    Family: Gesneriaceae (Gloxinia family)

Arunachal Orange Stone Flower is a rock-dwelling herb, with stems 2.5-7 cm long, densely finely velvet-hairy. It is named after Michael Möller, Royal Botanic Garden Edinburgh. Flowers are funnel-shaped, 3-3.6 cm long, hairless, orange red (throat with white striations), flower tube 2-2.5 cm long, tubular, hairless, dilated and slightly swollen towards the throat; flower two-lipped, upper lip 2, 0.9-1.1 x 1.4-1.5 cm, lower lip 3, 1.7-1.8 x 1.4-1.5 cm; lobes broadly arrow- headed with blunt tip, hairless, orange-red. Stamens are 2, 6-7 mm long, adnate to base of flower lobe. Pistil is 2.2-2.4 cm long; ovary 2-2.2 cm long. Flowers are borne in leaf-axils or at branch-ends, in clusters 15-15.5 cm long, 5-30 flowered; flower-cluster-stalk slender, 9-12 cm long, hairless, purple, round. Bracts are 2, 0.3-0.4 x 0.3-0.4 cm, round, persistent, hairless, purple, margin entire. Flower-stalks are 0.3-3.5 cm long, round, hairless, purple. Sepal-cup is actinomorphic, free from base, sepals 5, 2-4 x 0.8-1.5 mm , linear-oblong, tip somewhat pointed, purple, hairless, margin entire, free from base. Leaves are 8-12, opposite; leaf-stalk 1-5.8 cm long, finely velvet-hairy; blade 2.2-10.5 x 2.5-9 cm, round or ovate, thin when dry, finely velvet-hairy, green, below pale green, tip pointed or blunt or rounded, base heart-shaped or with shallow or deep basal sinus, margin sawtoothed, veins 4-8 on each side, finely velvet-hairy, prominent. Arunachal Orange Stone Flower is found in Arunachal Pradesh.

Identification credit: Momang Taram Photographed in Arunachal Pradesh.

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