Reinwardtia a Journal on Taxonomic Botany, Plant Sociology and Ecology
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REINWARDTIA A JOURNAL ON TAXONOMIC BOTANY, PLANT SOCIOLOGY AND ECOLOGY ISSN 0034 – 365 X | E-ISSN 2337 − 8824 | Accredited 10/E/KPT/2019 C 8 A 7 6 B a b 5 c a b 4 D c 3 2 1 2019 18 (2) REINWARDTIA A JOURNAL ON TAXONOMIC BOTANY, PLANT SOCIOLOGY AND ECOLOGY Vol. 18 (2): 51 – 133, December 10, 2019 Chief Editor Kartini Kramadibrata (Mycologist, Herbarium Bogoriense, Indonesia) Editors Dedy Darnaedi (Taxonomist, Herbarium Bogoriense, Indonesia) Tukirin Partomihardjo (Ecologist, Herbarium Bogoriense, Indonesia) Joeni Setijo Rahajoe (Ecologist, Herbarium Bogoriense, Indonesia) Marlina Ardiyani (Taxonomist, Herbarium Bogoriense, Indonesia) Himmah Rustiami (Taxonomist, Herbarium Bogoriense, Indonesia) Lulut Dwi Sulistyaningsih (Taxonomist, Herbarium Bogoriense, Indonesia) Eka Fatmawati Tihurua (Morphologist, Herbarium Bogoriense, Indonesia) Topik Hidayat (Taxonomist, Indonesia University of Education, Indonesia) Eizi Suzuki (Ecologist, Kagoshima University, Japan) Jun Wen (Taxonomist, Smithsonian Natural History Museum, USA) Barry J. Conn (Taxonomist, School of Life and Environmental Sciences, The University of Sydney, Australia) David G. Frodin (Taxonomist, Royal Botanic Gardens, Kew, United Kingdom) Graham Eagleton (Wagstaffe, NSW, Australia) Secretary Ruslan Bukhori Layout Liana Astuti Illustrators Wahyudi Santoso Anne Kusumawaty Correspondence on editorial matters and subscriptions for Reinwardtia should be addressed to: HERBARIUM BOGORIENSE, BOTANY DIVISION, RESEARCH CENTER FOR BIOLOGY– INDONESIAN INSTITUTE OF SCIENCES CIBINONG SCIENCE CENTER, JLN. RAYA JAKARTA – BOGOR KM 46, CIBINONG 16911, P.O. Box 25 CIBINONG INDONESIA PHONE (+62) 21 8765066; Fax (+62) 21 8765062 E-MAIL: [email protected] http://e-journal.biologi.lipi.go.id/index.php/reinwardtia Cover images: Dinochloa glabra Widjaja & Ervianti, spec. nov. A. Culm sheath. B. Leaves. C. Leaf sheath. D. Inflorescence (1. Floret. 2. Palea. 3. Lemma. 4. Glume (a, b, c). 5. Lodicule (a, b, c). 6. Anthers. 7. Stigma. 8. Fruit). From Widjaja EAW 8864 (BO), drawing by Wahyudi Santoso (BO). The Editors would like to thank all reviewers of volume 18(2): Abdul Latiff Mohamad, Universiti Kebangsaan Malaysia (UKM), Bangi, Selangor, Malaysia Andrew Powling, School of Biological Sciences, University of Portsmouth, United Kingdom Barry J. Conn, School of Life and Environmental Sciences, The University of Sydney, Australia Hans Joachim Esser, Botanische Staatssammlung München, Germany Martin Dancak, Faculty of Science Palacky University, Czech Republic Sumitra Salam, Nambol L. Sanoi College, Bishnupur, Manipur, India Wong Khoon Meng, Herbarium Singapore, Singapore Botanic Gardens, 1 Cluny Road, Singapore REINWARDTIA Vol. 18. No. 2. pp: 105–113 DOI: 10.14203/reinwardtia.v18i2.3782 TRICHODESMA KUMAREUM (BORAGINACEAE), A NEW SPECIES FROM NORTH EAST INDIA Received September 2, 2019; accepted October 28, 2019 SANATOMBI DEVI YUMKHAM Ethnobotany & Plant Physiology Laboratory, Centre of Advanced Studies in Life Sciences, Manipur University, Canchipur–795003, India. Email: [email protected] NAOREM PREMITA DEVI Ethnobotany & Plant Physiology Laboratory, Centre of Advanced Studies in Life Sciences, Manipur University, Canchipur–795003, India. SANDHYARANI DEVI KHOMDRAM Department of Botany, Mizoram University, Aizwal–796004, Mizoram, India. MAYANGLAMBAM ROMA DEVI Department of Botany, Kha–Manipur College, Kakching–795103, Manipur, India. ABSTRACT YUMKHAM, S. D., DEVI, N. P., KHOMDRAM, S. D. & DEVI, M. R. 2 019. Trichodesma kumareum (Boraginaceae), a new species from North East India. Reinwardtia 18(2): 105−113. — A new species, Trichodesma kumareum S.D.Yumkham, N.P.Devi, S.D.Khomdram & M.R.Devi (Boraginaceae) is described and illustrated from Manipur State of North East India. It shows affinity with T. khasianum and T. calycosum, but can be differentiated from the rest by its larger size in habit, helicoid cyme, closely packed numerous flowers ranging between 120–160 in number per inflorescence, presence of eight faucal appendages at the base of corolla lobes, adpressed urn–shaped flowering calyx and 1–4 lobed ovaries. A comprehensive description, photographs, relevant notes, conservation status and key to species are incorporated. Key words: Boraginaceae, new species, North East India, Trichodesma. ABSTRAK YUMKHAM, S. D., DEVI, N. P., KHOMDRAM, S. D. & DEVI, M. R. 2019. Satu jenis baru Trichodesma kumareum (Boraginaceae), dari Timur Laut India. Reinwardtia 18(2): 105−113. — Satu jenis baru, Trichodesma kumareum S.D.Yumkham, N.P.Devi, S.D.Khomdram & M.R.Devi (Boraginaceae) dideskripsikan dan diilustrasikan dari Manipur, sebuah Negara bagian Timur Laut India. Jenis tersebut memiliki persamaan dengan T. khasianum and T. calycosum, tetapi dapat dibedakan dengan keduannya berdasarkan ukuran yang lebih besar, perbungaan berbentuk payung menggarpu yang helicoid, setiap perbungaan mengandung 120–160, terdapat 8 pelengkap faucal pada bagian dasar tabung mahkota, kelopak menyerupai guci dan memiliki 1–4 bakal buah yang bercuping. Artikel ini menggabungkan deskripsi yang komprehensif, foto, catatan-catatan yang relevan, status konservasi dan kunci identifikasi jenis. Kata kunci: Boraginaceae, jenis baru, Timur Laut India, Trichodesma. INTRODUCTION sedguickianum Banerjee, T. khasianum C.B. Clarke, T. calycosum Collett et Hemsl. and T. The genus Trichodesma R.Br. (Boraginaceae) zeylanicum (Burm.f.) R.Br. (Banerjee & consists of about 45 species and distributed in Pramanik, 1975; Kumar & Khanna, 2002). tropical to sub–tropical region of Asia, Arabian During a botanical exploration conducted in Peninsula, Africa and Australia (Weigend et al., Manipur State of North East India, the authors 2014). New phylogenetic evidences revealed that it came across a striking species of Trichodesma. A comes under the tribe Trichodesmeae along with check on the available literature and critical the genus Caccinia Savi (Chacon et al., 2016). examination of taxonomic characters revealed that Main diagnostic feature of the genus includes the collected taxon is a new species, and hence presence of accrescent calyx, long anthers with described here as Trichodesma kumareum. soft hairs usually on the abaxial side and often twisted connectives produced above the thecae MATERIALS AND METHODS (Mabberley, 2008). From India, eight species are recorded and this includes T. mudgalii A.Kumar The voucher specimens of the new species were & K.K.Khanna, T. indicum (L.)Lehm., T. collected from four localities of Kakching decurrens Banerjee, T. africanum (L.)Lehm ., T. (Heikakpokpi Hill Range, Wairi) and Chandel 105 10 6 REIN WARD TIA [VOL.18 Fig. 1. A–B. Map of India showing location of Manipur State with its sixteen districts. C. Distribution of Trichodesma kumareum S.D.Yumkham, N.P.Devi, S.D.Khomdram & M.R.Devi, spec. nov. in Kakching and Chandel Districts. (Monsang Hills, Pallel) Districts of Manipur pollens. For anatomical studies of leaves, (India) during June 2016 to March 2018 (Fig. 1A, epidermal peels were obtained both from abaxial B). It was compared with closely allied preserved and adaxial sides and treated with 4 % KOH specimens deposited at CAL (Botanical Survey of solution, washed in water and mounted in India, Central National Herbarium, Calcutta), glycerol. All the specimens were deposited ASSAM (Botanical Survey of India, Shillong), separately at national and regional herbaria (CAL, Herbarium JCB (Herbarium Joseph’s College, ASSAM, MUMP–Manipur University Museum of Bangalore). Relevant literature (Kanjilal et al., Plants, MZUH–Mizoram University Herbarium). 1939; Al–Shehbaz, 1991; Retief & Vanwyk, 2002; Mosti & Selvi, 2007) were consulted to assess the RESULTS existing species and for studying the differences in their morphological parameters. Microphoto- TAXONOMIC TREATMENT graphs of palynological and anatomical characters were taken by using phase–contrast microscope Trichodesma kumareum S. D. Yumkham, N. P. (Motic BA 210), LED–USB Cooling Tech Micro- Devi, S. D. Khomdram & M. R. Devi, spec. nov. scope, Sony DSC–W610 and Nikon D5300. For — Type: India, Manipur, Heikakpokpi Hills pollen studies, mature anthers were smeared in Range, Kakching District, 820–988 meters, near a mixture of glycerol and acetocarmine (1:1) and small stream, ferruginous red soil, 24°29 '53.52"N, stain in aniline blue (1%). The size of pollen 93°58'52.54 "E, 12 October 2017, S. D. Yumkham & grains were calculated by taking average from 15 N. P. Devi 003585 (Holotype: CAL!, isotypes: pollen grains and expressed as Polar axis/ ASSAM!, MUMP!) (Figs. 2–4). Equatorial axis (P/E). Terminology by Punt et al. (2007) is used to describe the characters of Diagnosis. The species is morphologically 10 6 REIN WARD TIA [VOL.18 2019 ] YUM KHAM et al. : Tricho desma kumar eum (B oragin aceae), a new species from N orth E ast Ind i a 10 7 Fig. 1. A–B. Map of India showing location of Manipur State with its sixteen districts. C. Distribution of Trichodesma kumareum S.D.Yumkham, N.P.Devi, S.D.Khomdram & M.R.Devi, spec. nov. in Kakching and Chandel Districts. (Monsang Hills, Pallel) Districts of Manipur pollens. For anatomical studies of leaves, (India) during June 2016 to March 2018 (Fig. 1A, epidermal peels were obtained both from abaxial B). It was compared with closely allied preserved and adaxial sides and treated with 4 % KOH specimens deposited at CAL (Botanical Survey of solution, washed in water and mounted in India, Central National Herbarium, Calcutta), glycerol. All the specimens were deposited ASSAM (Botanical Survey of India, Shillong),