Selaginella chrysocaulos

Selaginella chrysocaulos (Hook. & Grev.) Spring, Bull. Acad. Roy. Sci. Bruxelles 10(1): 232, no. 141 1843. (syn: Lycopodioides chrysocaulos (Hook. & Grev.) H.S.Kung; Lycopodium chrysocaulon Hook. & Grev.; Lycopodium hypnoides Jacquemont; Selaginella hypnoides Spring (ambiguous synonym); Selaginella philippina var. khasiensis Bak.; Selaginella rosenstockii Hieron.);
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Pakistan to China (Yunnan) and Peninsula Malaysia: Assam, China South-Central, East Himalaya, India, Malaya, Myanmar, Nepal, Pakistan, Thailand, Tibet, Vietnam, West Himalaya as per POWO;

China (Guizhou, Sichuan, Yunnan), Tibet, Myanmar [Burma], ?Thailand, India (Arunachal Pradesh, Himachal Pradesh, Jharkhand, Manipur, Meghalaya, Sikkim, Nagaland, Uttarakhand, West Bengal, Mizoram), Nepal, Bhutan, Vietnam, Jammu & Kashmir, Pakistan as per Catalogue of Life;

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Terrestrial herbs with erect stem, 10-30 cm long, 1-1.5 mm thick, slender, cylindrical, straw coloured. Branches many towards apex, erecto-patent, compound. Rhizophores towards basal part, to 3 cm long, slender, cylindrical, dichotomously branched. Leaves heteromorphic throughout, membranous, distant along main stem, compact along branches; median leaves 0.9 x 0.4 mm, ovate, acute-acuminate, margin denticulate; lateral leaves 1.5 x 0.8 mm, ovate-lanceolate, acute or sub-acute, margin denticulate; axillary leaves 1.4 x 0.6 mm, ovate, apex acute or sub-acute, margin entire. Strobili 4.5-5 x 2.5 mm, terminal, sessile, solitary; sporophylls dimorphic, membranous, spiral, 0.7-1.2 x 0.3-0.4 mm; larger sporophylls oblong-lanceolate, acute or acuminate, denticulate; smaller sporophylls ovate, acuminate, margin denticulate. Microspores 21 um in diameter, deep-red, warty. Megaspores 180 um in diameter, pale yellow, globose, tetrahedral, verrucoid.

(Attributions- K. P. Rajesh from India Biodiversity Portal)
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hopefully Selaginella chrysocaulos (Hook. & Grev.) Spring [vegetative part]

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Most probably Selaginella chrysocaulous common in Himalayas including Nepal and Bhutan. Though the diagnostic characters are not in the image.

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Sir it seems Selaginerlla chrysocaulos

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Thank you … for the ID !
Enclosing image from the book of Dr. Fraser-Jenkins for reference.
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References:
POWO  Catalogue of Life  The Plant List Ver.1.1  GBIF (High resolution specimens) POWO  Flora of China  India Biodiversity Portal  Pteridophyte Collections Consortium  SEINET  Research Gate