Begonia roxburghii A.DC., Prodr. 15(1): 398 1864. (syn: Begonia malabarica Roxb. [Illegitimate]; Casparya oligocarpa A.DC.; Casparya polycarpa A.DC.; Diploclinium roxburghii Miq.);
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Himalaya to Myanmar as per WCSP;
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Assam; Bangladesh; East Himalaya; Myanmar; Nepal; West Himalaya as per Catalogue of Life
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Common name: East Himalayan Begonia • Khasi: Dieng jajew • Rongmei: Joukibarut
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Succulent herbs, up to 80 cm tall; rootstock rhizomatous; stems erect with red streaks, often branched. Leaves simple, opposite; stipules ca. 1.5-2 x 0.5-0.8 cm, lanceolate; petioles ca. 2.5-6 cm long; lamina ca. 9-17 x 5-14 cm, broadly ovate, asymmetrical, unequally cordate to strongly cordate at base, acuminate at apex, margins obscurely serrate, minutely pubescent on both surfaces on veins, densely pubescent in young leaves; secondary nerves 7-9 pairs. Inflorescences peduncled; peduncles axillary, glabrous, red or pink; cymes few-flowered, 3 or more times dichotomous; bracts persistent; Male flowers: tepals 2 + 2, outer white, deeply concave, almost hemispherical in outline, inner somewhat narrow, white, concave with semirevolute margins; stamens 50, clustered in a subglobose bundle; Female flowers: densely covered with minute, brown, glandular hairs; tepals 4 to 5, on dorsal surface densely covered with minute hairs, the outer tepals irregularly oval in shape, inner tepals oval-oblong; styles 4, 2-fid from the base forming continous spiral bands; stigma branched, stigmatic papillae make a continuous helical band with several turns; ovary quadrangular, pyramidal, 4-celled, fleshy, wingless and minutely horned at the angles; placentae twice divided. Capsules ca. 1.2 cm in diam., 4-lobed, turgid, pendant. Seeds ellipsoid.

Common in underneath primary forests, soil with thick humus; moist and shaded places along the stream; 400-800 m.
India: Karnataka, West Bengal, Sikkim, Assam: Khasi Hills, Meghalaya, Tripura, Nagaland and Arunachal Pradesh, Bangladesh, Nepal, Myanmar and China
(Attributions – French Institute of Pondicherry from India Biodiversity Portal)
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MS Aug.2018/11 Begonia sp. for ID : 3 posts by 2 authors. Attachments (3)
Location : Lungkulh, Mizoram
Date : 02-08-2018
Altitude : ca 300 m.
Habit : Herb
Habitat : Wild

Begonia roxburghii 


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Wild Begonia from Mizoram : 4 posts by 2 authors. Attachments (2)
Came across this “Wild Begonia” var in Mizoram during November-08. I could not find its ID so far…..

Forwarding this for ID. Its Begonia from Mizoram found in forest cover near Aizawl.


As requested by you, i am forwarding the pics of Begonia roxburghii from Mizoram.


Correct!

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Another monocot: 2 images.

This is from Pechartal, North Tripura
Kindly identify

Begonia roxburghii (Miq.) A.DC. ??


Yes, B. roxburghii


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MS,Oct,2021/04 Begonia sp. for id.:2 images.
Location : Hmunpui
Date : 23-07-2015
Habit : Herb
Habitat : Wild


B. roxburghii


 


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References: Catalogue of Life  The Plant List Ver.1.1  WCSP  IPNI   GBIF (with type specimens) Annotated checklist of Flowering plants of Nepal  Flowers of India  India Biodiversity Portal  IBIS Flora Wikipedia  Encyclopedia of Life (Specimens)  Medicinal Plants of Bangladesh

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