Small white gelatinous discs (up to 3.5mm) with short stalks, growing in clusters on dead herbaceous stems, becoming yellow-brown as they age.

There are many similar species

microscopy

Photograph on host plant; note substrate and associated plant species.  We recommend that this is identifed by an expert, from a specimen, before submission to NatureSpot; microscopic examination may be needed

Various dead herbaceous plant stems e.g. Great Hairy Willowherb, Hogweed, Brooklime, Nettle (ref. P Thompson, Ascomycetes in Colour, 2013.)