black ground alga a18d7e 2018 fern 2017 alga dbcbcb 2020 alga e2e4d7 2020 gorse 2017 alga a66261 2022 Chondrus crispus pale 2018 alga ffe5ba 2019 bluebell 2018 alga ebdbde 2020 alga fae2c3 2018 cuttlebone 2017 ivy buds 2017 a selection of prints and pressed seaweeds with black backgrounds