Описание: Пленчатая зерновка ладьевидно-шиловидная, коротко остистая, 3,5 – 4 мм длиной, 0,75 – 1 мм шириной, 0,5 мм толщиной. Внешняя цветковая чешуя на спинке округлая, в верхней части килеватая. Внутренняя чешуя пленчатая, с двумя килями. Кили в верхней половине зубчатые. Стерженек в сечении округлый, прямо усеченный, 0,8 – 1 мм длиной (Доброхотов, 1961; Броувер, Штелин, 2010).
Распространение: барохория (Strykstra, Bekker, Van Andel, 2002); анемохория (Jongejans, Schippers, 1999; Tackenberg, 2001; Engler et al, 2009; Botanischer…); гидрохория (Andersson et al., 2000); эпизоохория (Clifford, 1956; Poschlod et al., 1998; Jentsch, 2001; Strykstra, Bekker, Van Andel, 2002; Römermann et al., 2005; Palisaar, 2006; Wessels, 2007; Wessels et al., 2008; Botanischer…); эндозоохория (Pakeman et al., 1998; Poschlod et al., 1998; Pakeman et al., 1999; Dai, 2000; Tackenberg, 2001; Mitlacher et al., 2002; Pakeman et al., 2002; Cosyns, 2003 – 2004; Bonn, 2004; Mouissie et al., 2005a, 2005b; Bakker et al., 2008; Iravani et al., 2011; Fazelian et al., 2013; Botanischer…); мирмекохория (Sernander, 1901).
Вес 1000 диаспор, г: 0,3 (Weberseeds...); 0,31 (Jongejans, Schippers, 1999); 0,32 (Bakker et al., 2008); 0,34 (Schleicher, 2010); 0,38 (Grime et al., 1981); 0,4 (Броувер, Штелин, 2009); 0,468 (Bruun H.H., Ten Brink, 2008); 0,5 (Доброхотов, 1961; Bakker et al., 1996; Wessels, 2007; Wessels et al., 2008; Datenbank…); 0,6 (Royal…); 0,8 (Römermann et al., 2005); 0,83 (Oster et al., 2009); 0,86957 (Jelitto ...); 0,89 (Moles, Westoby, 2003); 0,8903 (Török et al., 2013)
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Этикетка: Малаховка. 22.07.1941.