1. smut fungus attacking heads of corn or sorghum and causing a covered smut. 一种黑穗病菌，侵袭玉米或高粱属类植物的头部，引起隐蔽的黑穗病。
2. a smut fungus causing a smut disease of grains in which the spore masses are covered or held together by the grain membranes. 引起谷物上的黑穗病的黑穗病菌，其中孢子块被谷物膜所掩盖着并被具在一起。
3. a smut fungus causing a smut disease of grains in which the spore masses are covered or held together by the grain membranes. 引起谷物上的黑穗病的黑穗病菌，其中孢子块被谷物膜所掩盖着并被具在一起。
4. a smut fungus causing a smut disease of grains in which the spore masses are covered or held together by the grain membranes. 引起谷物上的黑穗病的黑穗病菌，其中孢子块被谷物膜所掩盖着并被具在一起。
5. This common and variable, perennial weed is distinguished by its contracted panicle and short glumes. The spikelets are frequently infected by a black smut fungus. 普通和易变的这，多年生植物杂草被因为它的收缩圆锥花序和短区分。一种黑色的劣质煤菌经常感染小穗。
