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Japanese stiltgrass (Microstegium vimineum)

Dlium Japanese stiltgrass (Microstegium vimineum)

Japanese stiltgrass (Microstegium vimineum) is a plant species in Poaceae, annual grasses in various habitats and adapts well to low light levels, 0.2-1.1 m long, grows using soft stems and droops with segments where roots can grow in each segment connection.

M. vimineum has pale green leaves, alternating, spear-shaped, 2.5-7.6 cm long, asymmetrical with a shiny midrib, haired or not haired, the surface of the upper and lower leaves is slightly pubescent and has a silvery line on in the middle.



Flowers grow on the axillary leaves or at the top of the stems and produce fruit for about 30 days later. Plants produce seeds in the form of caryopsis. Japanese stiltgrass closes to storm the forest floor until it becomes a dense carpet. They also grow in ditches, forest edges, fields and footpaths.

This plant is very adaptable in situations under large trees and can completely replace native vegetation. They reproduce vegetatively and generatively to colonize new territories on agricultural lands and abandoned lands.

TAXON

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Liliopsida
Order: Poales
Family: Poaceae
Subfamily: Panicoideae
Tribe: Andropogoneae
Subtribe: Saccharinae
Genus: Microstegium Nees in J.Lindley, Intr. Nat. Syst. Bot., ed. 2: 447 (1836)
Species: Microstegium vimineum (Trin.) A.Camus in H.Lecomte, Fl. Indo-Chine 7: 260 (1922)
Variety: Microstegium vimineum var. loharkhetianum Kandwal & B.K.Gupta, Microstegium vimineum var. vimineum

HOMOTYPIC SYNONYMS

Andropogon vimineus Trin. in Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 6, Sci. Math. 2: 268 (1832)
Arthraxon vimineus (Trin.) D.L.Fu in Amer. J. Agric. Forest. 12: 298 (2024)
Eulalia viminea (Trin.) Kuntze in Revis. Gen. Pl. 2: 775 (1891)
Pollinia viminea (Trin.) Merr. in Enum. Philipp. Fl. Pl. 1: 35 (1923)

PUBLICATIONS

Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies. Smithsonian Contributions to Botany 98: 1-1192.

Bor, N.L. (1970). Flora Iranica 70: 1-573. Naturhistorisches Museums Wien.

Chang, C.S., Kim, H. & Chang, K.S. (2014). Provisional checklist of vascular plants for the Korea peninsula flora (KPF): 1-660. DESIGNPOST.

Chen, C.H., Veldkamp, J.-F. & Kuoh, C.S. (2012). Taxonomic revision of Microstegium s.str. (Andropogoneae, Poaceae). Blumea 57: 160-189.

Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.

Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.

Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.

Iwatsuki, K., Boufford, D.E. & Ohba, H. (eds.) (2020). Flora of Japan IVa: 1-430. Kodansha Ltd., Tokyo.

Kandwal, M.K. & Gupta, B.K. (2009). An update on grass flora of Uttarkhand. Indian Journal of Forestry 32: 657-668.

Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.

Kittrehge, W.T. (2024). Novelties from the flora of Andover, Essex Co.,

Massachusetts, U.S.A.. Rhodora. Journal of the New England Botanical Club 126: 183-190.

Knapp, W.M. & Naczi, R.F.C. (2021). Vascular plants of Maryland, USA. A comprehensive account of the state's botanical diversity. Smithsonian Contributions to Botany 113: 1-151.

Koyama, T. (1987). Grasses of Japan and its neighboring regions: an identification manual: 1-570. Kodansha, Tokyo, Japan.

Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar. Contributions from the United States National Herbarium 45: 1-590.

Noltie, H.J. (2000). Flora of Bhutan 3(2): 457-883. Royal Botanic Gardens, Edinburgh.

Onana, J.M. (2011). The vascular plants of Cameroon a taxonomic checklist with IUCN assessments: 1-195. National herbarium of Cameroon, Yaoundé.

Prasanna, P.V. & al. (eds.) (2024). Flora of India 32: 1-694. Botanical Survey of India.

Press, J.R. et al. (2000). Annotated Checklist of the Flowering Plants of Nepal: i-x, 1-430. Natural History Museum, London.

Walker, E.H. (1976). Flora of Okinawa and the southern Ryukyu islands: 1-1159. Smithsonian Institution Press, Washington D.C., U.S.A.

Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae. Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.

Zhao, Y.Z., Zhao, L.Q. & Rui, C. (eds.) (2019). Flora Intramongolica, edition 3, 6: 1-619. Typis Intramongolicae popularis, Huhhot.

VERNACULAR NAME

Chinese (simplified): 柔枝莠竹
Chinese (traditional): 柔枝莠竹 - 柔枝莠竹 - 莠竹
Dutch: Japans steltgras
English: Japanese stiltgrass, Japanese stilt grass, Nepalese browntop
Finnish: Peittolapaheinä
French: Herbe à échasses japonaise
German: Japanisches Stelzgras
Hong Kong: 柔枝莠竹 - 莠竹
Indonesia: Rumput jepang
Japanese: アシボソ - 広義
Java: Suket jepang
Korean: 나도바랭이새
Russian: Мелкочешуйник лозный
Slovak: Trsťovec prútnatý
Swedish: Japanskt styltgräs
Ukrainian: Мікростегій лозовий

Aryo Bandoro
Dlium TheDlium
YouTube: https://www.youtube.com/@Dlium

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