gb, east riding of yorkshire, cirsium arvense, dactylis glomerata, plantago lanceolata, urtica dioica, heracleum sphondylium, arrhenatherum elatius, trifolium repens, lolium perenne, galium aparine, medicago lupulina, trifolium pratense, ranunculus repens, achillea millefolium, convolvulus arvensis, anthriscus sylvestris, holcus lanatus, stellaria media, capsella bursa-pastoris, cirsium vulgare, potentilla reptans, geranium dissectum, poa trivialis, lamium album, phleum pratense, rumex crispus, plantago major, sonchus asper, jacobaea vulgaris, veronica persica, poa annua, bromus sterilis, polygonum aviculare, poa pratensis, rumex obtusifolius, lysimachia arvensis, lotus corniculatus, vicia sativa, cerastium fontanum, papaver rhoeas, sonchus oleraceus, trisetum flavescens, bromus hordeaceus, myosotis arvensis, crataegus monogyna, ranunculus acris, matricaria discoidea, festuca rubra, bellis perennis, senecio vulgaris, elymus repens