Pluchea glutinosa was a species of flowering plant in the sunflower family that was endemic to the Island of Socotra in the Indian Ocean, part of the Republic of Yemen. The plant has not been observed in the wild since the 19th Century and is presumed extinct. References glutinosa Endemic flora of Socotra Extinct plants Extinct biota of Africa Extinct biota of Asia Endemic flora of Yemen Taxonomy articles created by Polbot Taxa named by Isaac Bayley Balfour