2019 Journal of Plant Resources Vol.17, No. 1 J.2019 Pl. Res. Vol. 17, No. 1, pp 3-5, 2019 Journal of Plant Resources Vol.17, No. 1

Tradescantia Lectotype: [illustration] Original References mori (Barclay) Barclay ( ) Parasitic on parchment plate of Flora fluminensis in the alba L.: A New Record for Nepal Manuscript Section of the Biblioteca Nacional, Rio Bista, M. S., Adhikari, M. K. & Rajbhandari, K. R. de Janeiro [cat. no.: mss1198652_156] and later (eds.). (2001). Flowering plants of Nepal (Phanerogams). Kathmandu, Nepal: Department M. K. Adhikari* published in Vellozo, Fl. Flumin. Icones 3: t. 152 GPO Box no. 21758, Kathmandu, Nepal (1831). of Plant Resources. *Email: [email protected] Hong, D. & DeFilipps, R. A. (2000). Tradescantia Distribution: Native to South America (Brazil to Linnaeus. In: Wu, Z. & Raven, P. H. (eds.), Flora Abstract northern Argentina); naturalized in Nepal. of China Vol. 24. Beijing, China: Science Press Recently a rust fungus, Aecidium mori (Barclay) Barclay parasitic on Morus alba L. was collected Ecology: Occurs as a weed in open places along and St. Louis, U. S. A.: Missouri Botanical from Kalanki, Kathmandu. It is recorded as new to Nepal. The description and distribution of the roadside. Garden Press, 19-39. species are provided herewith. Flowering: Apr.-June. Hara, H., Stearn, W. T. & Williams, L. H. J. (eds.). Keywords: Aecidium, Morus, Nepal , Rust fungi (1978). An enumeration of the flowering plants Use: This species is used as an ornamental plant. It of Nepal Vol. 1. London: British Museum (Natural Introduction Barclay, Jour. Asiatic Soc. Beng, 59 (2), 97 (1890); is easily grown indoors in pots or hanging baskets. History). Uredo mori (Barclay) Sacc., Syllog. Fung. 9:334 Various authors have contributed their findings on (1891; Peridiopsora mori (Barclay) K.V. Prasad, Specimen examined: Central Nepal, Lalitpur Press, J. R., Shrestha, K. K. & Sutton, D. A. (2000). the rust fungi collected from different parts of Nepal. B.R.D. Yadav & Sullia, Current Sci. 65 (5), 426 District, Sanepa, 1340 m, 2018.4.10, K. R. Rajbhandari Annotated checklist of the flowering plants of The check reference list to the previous reports can (1993); Kaneko, S. .Trans. Mycol. Soc. Japan 14: 20180001(KATH). Nepal. London: Natural History Museum. be found in ‘Ono, Adhikari & Kaneko (1995), An 294-301 (1973). annotated list of the rust fungi (Uredinales) of Nepal. Notes: Tradescantia fluminensis is a cultivated Rajbhandari, K. R. and Manandhar, V. (2010). Cryptogams of the Himalayas - 3: Nepal and Description: Spermagonia unknown, aecia infecting ornamental species and has been found wild as an Commelinaceae. In: Rajbhandari, K. R. and Pakistan” and Adhikari (1996) “Biodiversite des young and older leaves, epiphyllus and hypophyllus escape and alien naturalized plant in Nepal. This Baral, S. R. (eds.), Catalogue of Nepalese Basidiomycetes au Nepal: etude systematique et (on both sides), mostly attacking veins, pedicels, species is considered an invasive plant or noxious flowering plants–1: Gymnosperms and biogeographique. Specialite Ecologie-Mycoloique. young buds and stems, round (0.2mm), oval to weed covering the roadside open places. Monocotyledons. Godawari, Lalitpur, Nepal: National Herbarium and Plant Laboratories, Thése du Doctorat”. Thereafter some more elongated, scattered to coalescing up to 1cm even The plant of Tradescantia fluminensis is sometimes Department of Plant Resources, 9-12. publications were made by Adhikari (1996, 1998, longer and 1 - 0.6 cm broad, yellowish to orange in confused with Commelina diffusa Burm.f., but the 2016), Adhikari & Durrieu (2016), Adhikari & color, covered with peridial cells which are oblong Rajbhandari, K. R. & Rai, S. K. (2017). A handbook latter has blue flowers with rounded petals. Manandhar (2013) and Manandhar (2007, 2009). to polygonum, wall smooth. Aeciospores 9.9 - 16.5 of the flowering plants of Nepal volume 1. None of these record the publication of this rust on µm globose, obovoid, slightly angular, wall 0.5–1 Kathmandu, Nepal : Department of Plant Resources. Acknowledgements Morus alba from Nepal. µm thick, very pale lemon, contents hyaline, non Shrestha, K. K., Bhattarai, S. & Bhandari, P. (2018). echinulate, germ pores obscure and equatorial. We are grateful to Mr. Sanjeev Kumar Rai, Director Handbook of flowering plants of Nepal. New Results & Discussion Uredinia and uredospores not found. General, Ms. Jyoti Joshi Bhatt and Mr. Mohan Dev Delhi, India: Scientific Publishers. Joshi, Deputy Director General, Department of Plant The rust fungi parasitic on Morus alba L. was Specimen examined – Parasitic on Morus alba L., Resources, for their encouragement. collected from Kalanki, Kathmandu. Both macro and Sukumar marg -1, Machhagate, Kalanki, microscopic photographs were taken. The specimen Kathmandu, Nepal. 2074.6.14 (2017.9.30), no. was examined in my lab and the identification was 2017.9, M. K. Adhikari . based on following different literatures on rust fungi. Remark – Cerotelium fici (Castagne) Arthur (in After identification the fungus was noted as new record for Nepal. The specimen gathered is housed Bulletin of the Torrey Botanical Club 44: 509, 1917) in National Herbarium & Plant Laboratories (KATH), has hypophyllus uredosori with urediniospores of µ Godawary, Lalitpur. The microscopic description and (19.5–)24–30(–35) × (14–)16–20(–22) m size, distribution the fungus have been provided below. The present specimen has aecia on both surfaces of the leaves, mostly concentrated to veins, petioles and Enumeration of species stems with smaller aeciospores (9.9 - 16.5 µm). Aecidium mori (Barclay) Barclay, Jour. Asiatic Soc. Uredospores not found. Aecidium mori Beng. 60 (3): 225 (1891) (Syn. Caeoma mori morphologically is an Aecidium based on the

2 3 2019 Journal of Plant Resources Vol.17, No. 1 presence of a peridium. However, the spores are able Adhikari, M. K. (2016). Revised checklist to the to reinfect the mulberry and therefore function as an mycotaxa proposed from Nepal. Bull. Dept. Pl. uredinial stage (Kaneko, 1973). Several other rusts Res.38, 1-11. are reported on Morus, including Phakopsora mori Buriticá & J.F. Hennen, P. nishidana S. Ito, P. Adhikari, M. K. & Durrieu, G. (2016) . Puccinia fici-erectae S. Ito & Otani, Cerotelium fici (E.J. thaliae Dietel (Uredinales) parasitic on Canna Butler) Arthur and two species of Uredo (Uredo indica L. : a new record from Nepal. Bull. Dept. morifolia Sawada and Uredo moricola Henn.). All Pl. Res, 38, 42-44. of these differ from A. mori in that the sori are not Adhikari, M. K. & Manandhar, V. (2013) New record surrounded by a peridium. of the rust Gymnosporangium padmarense Distribution – Asia (Afghanistan, Burma, China, (Uredinales ) form East Nepal. Jour. Dept. Pl. India, Indonesia, Japan, Korea, Pakistan, Philippines, Res, 35, 70 - 73. Taiwan, Thailand and Nepal). Manandhar, V. (2007). A new record of rust fungi from Nepal. Bull. Dept. Pl. Res., 29, 23. Acknowledgements Manandhar, V. (2009). A new record of rust The author is thankful to Prof. Dr. Yoshitaka Ono, (Uromyces eupjorbiae) on Euphorbia from Ibaraki University, Japan for his kind confirmation Nepal. Bull. Dept. Pl. Res., 31,14. of this species. Kaneko, S. (1973). Life cycle and behavior of nuclei of Aecidium mori Barclay, the causal fungus of References mulberry rust. Trans. Mycol. Soc. Japan, 14, 294- Adhikari, M. K. (1996). Biodiversite des 301. Basidiomycetes au Nepal: etude systematique et Ono, Y., Adhikari, M. K. & Kaneko, R. (1995). An biogeographique. Specialite Ecologie - annotated list of the rust fungi (Uredinales) of Mycoloique. These du Doctorat de L’Universite Nepal. Cryptogams of the Himalayas vol. 3, present devant l’Universite Paul Sabatier, Nepal and Pakistan (pp.69 - 125). Tsukuba, Toulouse, France. no. d’ordre 2309. Japan: National Science Museum. Adhikari, M. K. (1998). New records of some Teliomycetes from Nepal. Nat. Hist. Soc. Nep. Bull 8 (1-4), 2-8.

4 2019 Journal of Plant Resources Vol.17, No. 1 2019 Journal of Plant Resources Vol.17, No. 1 presence of a peridium. However, the spores are able Adhikari, M. K. (2016). Revised checklist to the to reinfect the mulberry and therefore function as an mycotaxa proposed from Nepal. Bull. Dept. Pl. uredinial stage (Kaneko, 1973). Several other rusts Res.38, 1-11. are reported on Morus, including Phakopsora mori Buriticá & J.F. Hennen, P. nishidana S. Ito, P. Adhikari, M. K. & Durrieu, G. (2016) . Puccinia fici-erectae S. Ito & Otani, Cerotelium fici (E.J. thaliae Dietel (Uredinales) parasitic on Canna Butler) Arthur and two species of Uredo (Uredo indica L. : a new record from Nepal. Bull. Dept. morifolia Sawada and Uredo moricola Henn.). All Pl. Res, 38, 42-44. of these differ from A. mori in that the sori are not Adhikari, M. K. & Manandhar, V. (2013) New record surrounded by a peridium. of the rust Gymnosporangium padmarense Distribution – Asia (Afghanistan, Burma, China, (Uredinales ) form East Nepal. Jour. Dept. Pl. India, Indonesia, Japan, Korea, Pakistan, Philippines, Res, 35, 70 - 73. Taiwan, Thailand and Nepal). Manandhar, V. (2007). A new record of rust fungi from Nepal. Bull. Dept. Pl. Res., 29, 23. Acknowledgements Manandhar, V. (2009). A new record of rust Figure1: A- Plant (Morus alba) infected with rust (Aecidium mori), B – D close up view of rust infecting The author is thankful to Prof. Dr. Yoshitaka Ono, (Uromyces eupjorbiae) on Euphorbia from veins of leaves and Aecidiosori of the rust Ibaraki University, Japan for his kind confirmation Nepal. Bull. Dept. Pl. Res., 31,14. of this species. Kaneko, S. (1973). Life cycle and behavior of nuclei of Aecidium mori Barclay, the causal fungus of References mulberry rust. Trans. Mycol. Soc. Japan, 14, 294- Adhikari, M. K. (1996). Biodiversite des 301. Basidiomycetes au Nepal: etude systematique et Ono, Y., Adhikari, M. K. & Kaneko, R. (1995). An biogeographique. Specialite Ecologie - annotated list of the rust fungi (Uredinales) of Mycoloique. These du Doctorat de L’Universite Nepal. Cryptogams of the Himalayas vol. 3, present devant l’Universite Paul Sabatier, Nepal and Pakistan (pp.69 - 125). Tsukuba, Toulouse, France. no. d’ordre 2309. Japan: National Science Museum. Adhikari, M. K. (1998). New records of some Teliomycetes from Nepal. Nat. Hist. Soc. Nep. Bull 8 (1-4), 2-8.

Figure 2: D – E Aeciospores of the rust (10 x40)

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