A taxonomic revision of the genus Selaginella (Selaginellaceae) from Nepal Author Shalimov, Aleksandr Petrovich Author Wu, Yu-Dong Author Zhang, Xian-Chun text PhytoKeys 2019 133 1 76 http://dx.doi.org/10.3897/phytokeys.133.37773 journal article http://dx.doi.org/10.3897/phytokeys.133.37773 1314-2003-133-1 99F75C9803D65C4880141BE7B6589FB5 Selaginella subdiaphana (Wall. ex Hook. & Grev.) Spring Figs 8 (2 A-C ), 11C , 34 Selaginella subdiaphana (Wall. ex Hook. & Grev.) Spring, Bull. Acad. Roy. Soc. Brux. 10: 232. 1843; Iwatsuki 1988 ; Dixit 1992 ; Thapa 2002 ; Fraser-Jenkins et al. 2015 ; Fraser-Jenkins et al. 2017 ; Zhang 2018 . ≡ Lycopodium subdiaphanum Wall. ex Hook. & Grev., Bot. Misc. 2: 401. 1831. - Lycopodium subdiaphanum Wall. nom. nud. Type. INDIA. Montains of Sylhet and Kamoon. Dr. Wallich n. 136 (syntypes: K; B [20 0147161-A]). = Selaginella aggesta Spring, Monogr. Lyc. II: 89, no. 31. 1850. Type. INDIA. Gorval, Griffith (holotype: K [001067489]). = Selaginella glauca Spring, Mem . Acad. Roy. Sci. Belgique 24(2): 252. 1850. Type. INDIA. Imperio Assam. Mack (H. Hooker) (holotype: K?). = Selaginella schlagintweitii Hieron., Bot. Jahrb. Engl. 50: 2, 41, n. 17. 1913. Type. INDIA. Khasia, X 1855, Schlagintweit 117 (holotype: B?). = Selaginella namdaphaensis Sarn. Singh & Panigrahi, Ferns Fern-Allies Arunachal Pradesh 1: 64. 2005. Type . INDIA. Tirap District "[now Changlang District]", Miao-Vijaynagar, 40th-41st mile, 800 m., 30 Sep 1980, S. Singh 74317 (holotype: CAL; isotype: ASSAM). Description. Stems 10-35 cm, creeping or suberect. Rhizophores restricted to lower one-third part of main stems, 0.8-2.1 mm in diam. in lower part. Stem slender, sulcate. Axillary leaves ovate, 1.5-2.8 x 0.5-1.8 mm, in basal part cordate, margin in basal part ciliolate, in middle and upper dentate to denticulate, apex acuminate. Ventral leaves ovate to ovate-lanceolate, 1.7-3.2 x 0.8-1.7 mm, in base slightly auriculate, basiscopic base entire, acroscopic base endlanged, broadly overlapping stem and branches, margin ciliate-dentate at base, entire towards apex, apex subobtuse. Dorsal leaves ovate, 1.2-1.6 x 0.5-0.7 mm base obtuse or slightly subcordate, margin ciliolate to denticulate, apex acute to short acuminate. Strobili solitary, terminal, compact, 4.0-8.2 x 2.0-4.0 mm. Sporophylls dimorphic, dorsal sporophylls ovate, margin denticulate, sub-acute; ventral sporophylls ovate, margin ciliolate, apex acute. Megaspores bright red, surface warty; microspore slightly-orangy red, surface warty. Ecology. On damp sheltered earth banks. Alt. 350-2500 m. Distribution in Nepal. W, C, E. Nepalese threatened status: not available data. General distribution. BHUTAN, CHINA (Yunnan, Xizang (Naramu County)), INDIA (Assam State, Himachal Pradesh, Jammu and Kashmir, Manipur, Meghalaya, Nagaland,?Odisha, Punjab, Sikkim, Uttarakhand, West Bengal). Chromosome number. 2n=16 ( Loyal 1976 ; Loyal and Kumar 1984 ). Selected specimens examined: W Nepal: DANG : "Between Kurpani and Ghorai, alt. 4000 ft, 4 Sep 1952, O. Polunin , W.R. Sykes & L.H.J. Williams 1331 " (KYO, photo). C Nepal: RASUWA : "Langtang: between Ramche and Betrawati, 800-1800 m, 9 Sep 1986, T. Nakaike 1427 " (PE). KASKI : "en route from Huenda to Naudanda, alt. 1100-1300 m, 21 Sep 1976, Y. Suehiro 190 " (KYO, photo); "l.c. Y. Suehiro 184 ( II-1 )" (PE); "Chomrong, alt. 2200 m, 26 Sep 1976, Y. Suehiro 2298 ( Q4-I )" (KYO, photo). SYANGJA : "en route from Hyenda to Naudanda, alt. 1100-1300 m, 21 Sep 1976, Y. Suehiro 204 " (TI, photo). KATHMANDU : "Gokarna Ban, Kathmandu, alt. 1350 m, 29 Oct 1988, T. Nakaike 3559 " (PE); "l.c. 3551 " (PE); "Kathmandu, alt. 1350 m, 3 Sep 1954, A. Zimmermann 1005 " (KYO, photo). MAKAWANPUR : "Balephi Khola, 27°50'N , 85°46'E , alt. 1000 m, 22 Aug 1971, J.F. Dobremez DBR NEP 829 " (E00670681). NUWAKOT : "Berdawati [Betrawati], alt. 850 m, 15 Sep 1972, A. Maire AMA 450 " (E00670578); E Nepal: TAPLEJUNG : "Shewaden (2600 m)-Mewa Khola (2100 m)-Papung (2000 m), alt. c. 2400 m, 29 Jun 1972, H. Kanai et al. 725350B [ 873274 ]" (KYO, photo). SANKHUWASABHA : "Telok, 27°22'N , 87°50'E , alt. 1200 m, J.F. Dobremez DBR NEP 1323 "(E00754785); "Sankhuwasabha Distr.: Khandbari (1150 m)-Mani Bhanjyang (1150 m)-Sekaha (1450 m)-Botebus (1800 m), 27 Jul 1977, H. Ohashi et al. 771545 " (TI, photo). DHANKUTA : "Dhankuta, 26°50'N , 87°20'E , alt. 400 m, 11 Oct 1971, J.F. Dobremez DBR NEP 1371 " (E00670582, E00670586); "Chittre, 27°06'N , 87°25'E , alt. 2200 m, J.F. Dobremez DBR NEP 1483 "(E00668256). SUNSARI : "Dharan-Sanguri Bhanjyang, alt. 1300 m, 2 Jun 1972, H. Kanai et al. 725032 " (E00670676); "Dharan, 26°49'N , 87°18'E , alt. 800 m, 04 Sep 1971, J.F. Dobremez DBR NEP 1779 " (E00670604); "Dharan 400 m-Sanguri Bhanjyang 1300 m, 2 Jun 1972, H. Kanai et al. 725032 [ 872266 ]" (KYO, photo). MORANG : "Chisapini, alt. 500 m, 26°50'N , 87°55'E , J.F. Dobremez DBR NEP 1170 "(E00670677 & E00754782).