GRUMOUS • E-FREE TRANSLATION.COM • Definition of Grumous

... spring. In the best known species, Tilletia caries, they constitute the "bunt" of wheat. The peculiarities of germination will be alluded to hereafter. In Ustilago, the minute sooty spores are developed either on delicate threads or in compacted cells, arising first from a sort of semi-gelatinous, grumous stroma. It is very difficult to detect any threads associated with the spores. The species attack the flowers and anthers of composite and polygonaceous plants, the leaves, culms, and germen of grasses, &c., and are popularly known as "smuts." In Urocystis and Thecaphora, the spores are ...

— Fungi: Their Nature and Uses • Mordecai Cubitt Cooke