used in names of plants and herbs, especially those used formerly as food or medicinally, e.g. butterwort, lungwort, woundwort
a plant of the daisy family, with purple flowers and serrated leaves, native to Eurasia and North Africa
a European plant of the gentian family, with yellow flowers and paired leaves that are joined around the stem, growing in calcareous grassland
a plant of the milkweed family, the follicles of which suggest a swallow with outstretched wings, often becoming a weed
a herbaceous plant or shrub with distinctive yellow five-petalled flowers and paired oval leaves
a plant of the milkweed family, the follicles of which suggest a swallow with outstretched wings, often becoming a weed