Other crops

G Greater milkwort Polygala major P Polygala martiana Polygala martiana P Polygala melilotoides Polygala melilotoides P Polygala microphylla Polygala microphylla M Mediterranean milkwort Polygala monspeliaca P Polygala multiflora Polygala multiflora N Nice milkwort Polygala nicaeensis P Polygala paniculata Polygala paniculata P Piedmont milkwort Polygala pedemontana P Perrottet's Milkwort Polygala perrottetiana P Polygala persicariifolia Polygala persicariifolia P Polygala petitiana Polygala petitiana P Polygala planellasi Polygala planellasi P Polygala polifolia Polygala polifolia P Polygala pterocarpa Polygala pterocarpa R Rock milkwort Polygala rupestris P Polygala ruwenzoriensis Polygala ruwenzoriensis B Blood milkwort Polygala sanguinea P Polygala schweinfurthii Polygala schweinfurthii H Heath milkwort Polygala serpyllifolia S Siberian milkwort Polygala sibirica P Polygala sphenoptera Polygala sphenoptera P Polygala subuniflora Polygala subuniflora P Polygala supina Polygala supina P Polygala tatarinowii Polygala tatarinowii V Vayreda milkwort Polygala vayredae P Polygala venulosa Polygala venulosa P Purple milkwort Polygala violacea B Broomleaf Milkwort Polygala virgata C Common milkwort Polygala vulgaris P Polygonanthus Polygonanthus 1 item P Polygonella Polygonella K Knotgrass Polygonum L. 13 items A Ayan knotweed Polygonum ajanense W Winged knotweed Polygonum alatum J Jointweed Polygonum articulatum N Northern knotweed Polygonum boreale O Oriental smartweed Polygonum caespitosum C Cedar knotweed Polygonum cedrorum K Knotweed (Polygonum cognatum) Polygonum cognatum H Horsetail knotweed Polygonum equisetiforme P Polygonum exsertum Polygonum exsertum S Slender knotweed Polygonum filiforme P Polygonum fugax Polygonum fugax S Smooth knotweed Polygonum glabrum H Higegaweri knotweed Polygonum higegaweri S Sprawling knotweed Polygonum humifusum P Polygonum hypoleucum Polygonum hypoleucum P Polygonum interruptum Polygonum interruptum L Lebanese knotweed Polygonum libani S Sea knotgrass Polygonum maritimum P Polygonum mesembricum Polygonum mesembricum P Polygonum molliiforme Polygonum molliiforme O Opelousas smartweed Polygonum opelousanum R Ray's knotgrass Polygonum oxyspermum P Palestinian knotweed Polygonum palaestinum P Polygonum paronychioides Polygonum paronychioides S Spreading knotweed Polygonum patulum P Persicaria-like knotweed Polygonum persicarioides K Knotweed polycnemoides Polygonum polycnemoides