Plant Parasites of Europe

leafminers, galls and fungi

Urocystis colchici

Urocystis colchici (Schlechtendal) Rabenhorst, 1861

colchicum smut

on Colchicum

Urocystis colchici on Colchicum autumnale

Colchicum autumnale, Belgium, prov. Namur, Lessive, RN Basse Wimbe © Chris Snyers


elongated, low, amphigenous pustular zones, initially lead-coloured until the epidermis ruptures and a black granular-powdery mass of spore balls is released. The spore balls consist of a group of 1-3 spores, for the most part surrounded by a layer of smaller, sterile cells.

host plants

Colchicaceae, monophagous

Colchicum arenarium, autumnale, bivonae, boissieri, longifolium, neapolitanum, persicum, speciosum, triphyllum, turcicum.


Ainsworth & Sampson (1950a), Almaraz (1998a), Brandenburger (1985a: 706), Buhr (1964b), Klenke & Scholler (2015a), Kruse (2019a), Lotze-Engelhard (2010a), Lutz & Vánky (2009a), Negrean (1996b), Redfern & Shirley (2011a), Scholz & Scholz (2013a), Tomasi (2014a), Vanderweyen & Fraiture (2014a), Vánky (1994a), Vánky & Abbasi (2013a), Vánky, Lutz & Bauer (2008b), Woods, Chater, Smith ao (2018a), Zwetko (1993a).

Last modified 2.xii.2022