Rubus treutleri

Rubus treutleri Hook.f., The flora of British India (Rosaceae) 331 1878. (syn: Rubus arcuatus Kuntze; Rubus moluccanus var. treutleri (Hook. fil.) Kuntze; Rubus rosulans Kuntze; Rubus tonglooensis Kuntze);

China (NW-Yunnan), Tibet, Bhutan, Nepal, Sikkim, India, Myanmar [Burma] (Kachin), Chumbi as per Catalogue of Life;
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Scrambling or climbing shrub with long slender shoots; branchlets with dense gland-tipped bristles and scattered slender prickles. Leaves suborbicular 6-14 x 6-14cm, 3-5-lobed, base cordate, lobes broadly acute, serrate, pubescent above, softly pilose beneath; petioles 3-6cm, densely covered with soft hairs, gland-tipped bristles and scattered short prickles; stipules 2cm, divided to base into 4-5 linear segments. Flowers 3-5 in short axillary racemes; bracts pectinate. Calyx lobes ovate, 12-15mm, 3-5-toothed at apex, tomentose and with gland-tipped bristles and prickles. Petals 10mm, pink. Fruit 1.5-2cm with many drupelets.

(Attributions- A.C.J Grierson & D.G Long. Flora of Bhutan. Published by RBGE. 1987 from Bhutan Biodiversity Portal)
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MS Feb,2020/02 Rubus sp. (rugosus ?) for ID : 7 posts by 3 authors. Attachments (1)

Location Ailawng, Mizoram

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R. rugosus seemed to be correct

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Yes, may be Rubus rugosus Smith as per comparative images at Rubus

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May I request you to pl. post the keys from your book to further analyse this plant.

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Attachments (2)

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Pl. post high resolution image of this and other images.

Rubus calycinoides Kuntze

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References: Catalogue of Life  The Plant List Ver.1.1  World Flora Online  GBIF (High resolution specimens) High resolution specimen  Flora of China  Annotated checklist of Flowering plants of Nepal  India Biodiversity Portal  IBIS Flora (FBI)  Bhutan Biodiversity Portal  Forest Plants of Eastern India By Amal Bhusan Chaudhuri (1993)