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Table 2 List of plant taxa identified in n= 16 FHGs in 1998 and 2013
| Scientific name | Englisch name | Abundance98 | Occurrence98 | Abundance13 | Occurrence13 |
|---|---|---|---|---|---|
| Acer platanoides L. | Norway Maple | 0 | 0 | 1 | 1 |
| Achillea filipendulina Lam. | Fernleaf Yerrow | 0 | 0 | 1 | 1 |
| Achillea millefolium L. | Common Yerrow | 0 | 0 | 3 | 1 |
| Achillea ptarmica L. | Sneezewort | 10 | 4 | 14 | 3 |
| Aconitum napellus L. | Garden Monkshoot | 0 | 0 | 1 | 1 |
| Aegopodium podagraria L. | Ground Elder | 0 | 0 | 100 | 1 |
| Agastache foeniculum (Pursh) Kuntze | Anise Hyssop | 1 | 1 | 0 | 0 |
| Agrostemma githago L. | Corn Cockle | 5 | 1 | 0 | 0 |
| Alcea rosea L. | Hollyhock | 0 | 0 | 20 | 2 |
| Alchemilla L. sp. | Lady's Mantle | 0 | 0 | 1 | 1 |
| Allium cepa L. Aggregatum Grp. | Shallot | 24 | 1 | 0 | 0 |
| Allium cepa L. Cepa Grp. | Onion | 710 | 11 | 428 | 8 |
| Allium fistulosum L. | Welsh Onion | 6 | 1 | 13 | 2 |
| Allium porrum L. var. porrum | Leek | 151 | 9 | 204 | 11 |
| Allium ramosum L. | Fragrant Garlic | 1 | 1 | 0 | 0 |
| Allium sativum L. var. sativum | Common Garlic | 110 | 3 | 0 | 0 |
| Allium schoenoprasum L. var. schoenoprasum | Chives | 521 | 16 | 342 | 16 |
| Allium tuberosum Rottler ex Spreng. | Oriental Garlic | 0 | 0 | 11 | 2 |
| Allium ursinum L. | Wood Garlic | 0 | 0 | 6 | 2 |
| Althaea officinalis L. | White Mallow | 6 | 6 | 5 | 4 |
| Amaranthus caudatus L. | Love Lies Bleeding | 3 | 1 | 0 | 0 |
| Anacyclus L. sp. | Anacyclus | 1 | 1 | 0 | 0 |
| Anemone coronaria L. | Windflower | 0 | 0 | 3 | 1 |
| Anethum graveolens L. var. hortorum Alef. | Dill | 3 | 2 | 0 | 0 |
| Antirrhinum majus L. | Snapdragon | 41 | 4 | 17 | 3 |
| Apium graveolens L. var. rapaceum (Mill.) Gaudin | Turnip -rooted Celery | 100 | 8 | 41 | 6 |
| Apium graveolens L. var. secalinum Alef. | Chinese Celery | 16 | 2 | 0 | 0 |
| Aquilegia L. Cultivars | Columbine | 10 | 5 | 1 | 1 |
| Aquilegia vulgaris L. | Columbine | 0 | 0 | 19 | 4 |
| Armoracia rusticana P.Gaertn., B.Mey. et Scherb. | Horseradish | 7 | 5 | 47 | 3 |
| Arnica montana L. | Mountain Arnica | 0 | 0 | 6 | 1 |
| Artemisia abrotanum L. | Southernwood | 2 | 2 | 1 | 1 |
| Artemisia absinthium L. | Common Wormwood | 3 | 3 | 10 | 4 |
| Artemisia dracunculus L. | Tarragon | 3 | 2 | 1 | 1 |
| Artemisia vulgaris L. | Mugwort | 1 | 1 | 1 | 1 |
| Aruncus dioicus (Walter) Fernald var. dioicus | Goat's Beard | 1 | 1 | 0 | 0 |
| Asparagus officinalis L. | Sparrow Grass | 8 | 5 | 3 | 2 |
| Aster amellus L. | Italian Aster | 2 | 1 | 0 | 0 |
| Aster cordifolius L. | Blue Wood Aster | 1 | 1 | 2 | 1 |
| Aster dumosus L. | Bushy Aster | 5 | 4 | 0 | 0 |
| Aster novae-angliae L. | New England Aster | 8 | 2 | 8 | 2 |
| Aster novae-belgii L. | Michaelmas Daisy | 3 | 2 | 20 | 4 |
| Aster tongolensis Franch. | Aster | 1 | 1 | 0 | 0 |
| Astilbe Buch.-Ham. Ex D. Don sp. | False Buck's Beard | 2 | 1 | 0 | 0 |
| Aubrieta Adans. Cultivars | Aubrietia | 2 | 2 | 1 | 1 |
| Bellis perennis L. | Daisy | 70 | 1 | 16 | 2 |
| Beta vulgaris L. ssp. vulgaris var. rapacea K.Koch | Beet | 60 | 1 | 0 | 0 |
| Beta vulgaris L. ssp. vulgaris var. vulgaris | Beetroot | 476 | 12 | 166 | 7 |
| Beta vulgaris ssp. cicla (L.) W.D.J. Koch var. cicla | Foliage Beet | 27 | 4 | 23 | 3 |
| Borago officinalis L. | Borage | 7 | 1 | 36 | 3 |
| Brassica napus L. ssp. rapifera (Metzg.) Sinskaya | Swedish Turnip | 40 | 1 | 0 | 0 |
| Brassica oleracea L. var. botrytis L. | Cauliflower | 221 | 8 | 9 | 3 |
| Brassica oleracea L. var. capitata (L.) Alef. | Cabbage | 378 | 11 | 137 | 7 |
| Brassica oleracea L. var. gemmifera (DC.) Zenker | Brussels Sprouts | 3 | 2 | 45 | 1 |
| Brassica oleracea L. var. gongylodes L. | Turnip Kale | 194 | 8 | 114 | 10 |
| Brassica oleracea L. var. italica Plenck | Broccoli | 20 | 2 | 20 | 4 |
| Brassica oleracea L. var. sabauda L. | Savoy Cabbage | 41 | 4 | 11 | 3 |
| Brassica rapa L. ssp. pekinensis (Lour.) Hanelt | Chinese Cabbage | 0 | 0 | 4 | 1 |
| Brassica rapa L. ssp. rapa L. | Turnip | 122 | 2 | 31 | 2 |
| Buxus sempervirens L. | Common Box | 4 | 3 | 21 | 3 |
| Calendula L. sp. | Marigold | 2 | 1 | 0 | 0 |
| Calendula officinalis L. | Scotch Marigold | 280 | 6 | 159 | 7 |
| Callistephus chinensis (L.) Nees | China Aster | 76 | 5 | 4 | 1 |
| Calystegia sepium (L.) R. Br. | Bindweed | 0 | 0 | 1 | 1 |
| Campanula carpatica Jacq. | Carpathian Harebell | 1 | 1 | 0 | 0 |
| Campanula glomerata L. | Clustered Bellflower | 8 | 3 | 0 | 0 |
| Campanula L. sp. | Bellflower | 0 | 0 | 1 | 1 |
| Campanula persicifolia L. | Peach Leaved Bellflower | 1 | 1 | 1 | 1 |
| Cannabis sativa L. | Hemp | 100 | 1 | 0 | 0 |
| Capsicum annuum L. | Red Pepper | 24 | 1 | 2 | 1 |
| Capsicum frutescens L. | Hot Pepper | 0 | 0 | 1 | 1 |
| Carum carvi L. | Caraway | 100 | 1 | 0 | 0 |
| Centaurea cyanus L. | Cornflower | 12 | 3 | 0 | 0 |
| Centaurea montana L. | Perennial Cornflower | 2 | 2 | 0 | 0 |
| Cerastium tomentosum L. | Snow-in-Summer | 3 | 2 | 4 | 1 |
| Chelidonium majus L. | Greater Celadine | 1 | 1 | 0 | 0 |
| Chrysanthemum x grandiflorum (Ramat.) Kitam. | Chrysanthemum | 1 | 1 | 0 | 0 |
| Cichorium endivia L. var. crispum Lam. | Endive | 15 | 1 | 3 | 1 |
| Cichorium endivia L. var. latifolium Lam. | Escarole | 105 | 4 | 6 | 2 |
| Cichorium intybus L. var. foliosum Hegi | Chicory Radiccio | 70 | 1 | 45 | 3 |
| Clarkia amoena (Lehm.) A. Nelson e J.F.Macbr. | Satin Flower | 10 | 1 | 0 | 0 |
| Convallaria majalis L. | Lily-of-the-Valley | 0 | 0 | 53 | 4 |
| Convolvulus tricolor L. | Dwarf Morning Glory | 3 | 2 | 0 | 0 |
| Coriandrum sativum L. | Chinese Parsley | 0 | 0 | 5 | 1 |
| Cosmos bipinnatus Cav. | Garden Cosmos | 90 | 4 | 0 | 0 |
| Cucumis sativus L. | Cucumber | 16 | 2 | 13 | 4 |
| Cucurbita maxima Duchesne ex Lam. | Pumpkin | 0 | 0 | 16 | 5 |
| Cucurbita pepo L. | Courgette | 15 | 4 | 21 | 8 |
| Cytisus scoparius (L.) Link | Broom | 0 | 0 | 1 | 1 |
| Dahlia Cav. Cultivars | Dahlia | 30 | 5 | 24 | 6 |
| Daucus carota L. ssp. sativus (Hoffm.) Schübl. et G. Martens | Carrot | 1746 | 9 | 1318 | 10 |
| Delphinium L. Cultivars | Larkspur | 4 | 3 | 0 | 0 |
| Deutzia Thunb. sp. | Deutsia | 1 | 1 | 0 | 0 |
| Dianthus barbatus L. | Sweet William | 186 | 9 | 52 | 5 |
| Dianthus caryophyllus L. | Carnation | 36 | 4 | 3 | 2 |
| Dianthus chinensis L. | Annual Pink | 9 | 2 | 0 | 0 |
| Dianthus deltoides L. | Maiden Pink | 0 | 0 | 1 | 1 |
| Dianthus gratianopolitanus Vill. | Cheddar Pink | 3 | 2 | 0 | 0 |
| Dianthus L. sp. | Carnation | 0 | 0 | 1 | 1 |
| Dianthus plumarius L. | Pink | 2 | 1 | 0 | 0 |
| Dianthus seguieri Vill. | 0 | 0 | 2 | 2 | |
| Dicentra Borkh. ex Bernh. Cultivars | Bleeding Heart | 8 | 8 | 5 | 3 |
| Digitalis purpurea L. | Foxglove | 0 | 0 | 1 | 1 |
| Doronicum L. sp. | Leopard's Bane | 6 | 4 | 11 | 2 |
| Dorotheanthus bellidiformis (Burm. F.) N.E.Br. | Livingstone Daisy | 4 | 1 | 0 | 0 |
| Echinops bannaticus Rochel ex Schrad. | Blue Globe Thistle | 2 | 2 | 2 | 2 |
| Epilobium angustifolium L. | Fire Weed | 3 | 1 | 0 | 0 |
| Erigeron annuus (L.) Pers. | Annual Fleabane | 0 | 0 | 1 | 1 |
| Erigeron L. Cultivars | Fleabane | 1 | 1 | 0 | 0 |
| Eruca sativa Mill. | Rocket Salad | 0 | 0 | 115 | 6 |
| Eryngium planum L. | Sea Holly | 3 | 2 | 0 | 0 |
| Eschscholzia californica Cham. | California Poppy | 2 | 1 | 1 | 1 |
| Euonymus europaeus L. | Common Spindle | 0 | 0 | 1 | 1 |
| Euphorbia amygdaloides L. | Wood Spurge | 2 | 1 | 0 | 0 |
| Euphorbia helioscopia L. | Sun Spurge | 0 | 0 | 1 | 1 |
| Filipendula ulmaria (L.) Maxim. | Meadow Sweet | 0 | 0 | 1 | 1 |
| Foeniculum vulgare Mill. ssp. vulgare var. azoricum (Mill.) Thell. | Florence Fennel | 8 | 1 | 7 | 1 |
| Forsythia Vahl Cultivars | Forsythia | 0 | 0 | 1 | 1 |
| Fragaria vesca L. var. vesca | Wild Strawberry | 0 | 0 | 33 | 3 |
| Fragaria vesca L. var. hortensis (Duchesne) Staudt | Strawberry | 12 | 1 | 0 | 0 |
| Fragaria x ananassa (Duchesne) Guédès | Garden Strawberry | 324 | 8 | 182 | 10 |
| Fraxinus excelsior L. | Common Ash | 0 | 0 | 1 | 1 |
| Fritillaria imperialis L. | Fritillary | 2 | 1 | 0 | 0 |
| Galinsoga ciliata (Raf.) S.F. Blake | Shaggy Soldier | 0 | 0 | 25 | 1 |
| Galium aparine L. | Goosegrass | 0 | 0 | 30 | 1 |
| Galium odoratum (L.) Scop | Sweet Woodruff | 4 | 1 | 1 | 1 |
| Geranium L. sp. | Crane's Bill | 1 | 1 | 0 | 0 |
| Geranium robertianum L. | Herb Robert | 0 | 0 | 20 | 1 |
| Geum L. Cultivars | Avens | 9 | 2 | 5 | 2 |
| Gladiolus L. Cultivars | Gladiolus | 200 | 6 | 75 | 4 |
| Glebionis segetum (L.) Fourr. | Corn Marigold | 7 | 1 | 3 | 1 |
| Glechoma hederacea L. | Ground Ivy | 0 | 0 | 40 | 1 |
| Gynostemma pentaphyllum (Thunb.) Makino | Jiaogulan | 0 | 0 | 1 | 1 |
| Gypsophila muralis L. | Cushion Baby's Breath | 0 | 0 | 1 | 1 |
| Gypsophila paniculata L. | Baby's Breath | 2 | 2 | 2 | 1 |
| Hebe Comm. Ex Juss. Cultivars | Hedge Veronica | 0 | 0 | 1 | 1 |
| Helianthus annuus L. | Common Sunflower | 39 | 2 | 25 | 3 |
| Helianthus pauciflorus Nutt. | Pauciflorus | 15 | 1 | 27 | 1 |
| Helianthus tuberosus L. | Jerusalem Artichoke | 0 | 0 | 20 | 3 |
| Heliopsis helianthoides (L.) Sweet var. scabra (Dunal) Fernald | Ox Eye | 1 | 1 | 6 | 2 |
| Hemerocallis fulva (L.) L. | Orange Daylily | 0 | 0 | 10 | 4 |
| Hemerocallis L. Cultivars | Daylily | 5 | 3 | 14 | 5 |
| Heracleum sphondylium L. | Hogweed | 0 | 0 | 1 | 1 |
| Humulus lupulus L. | Common Hop | 0 | 0 | 1 | 1 |
| Hydrangea L. Cultivars | Hydrangea | 1 | 1 | 5 | 3 |
| Hypericum perforatum L. | St. John's Wort | 2 | 2 | 8 | 2 |
| Hyssopus officinalis L. | Hyssop | 1 | 1 | 2 | 2 |
| Iberis amara L. | Wild Candytuft | 3 | 1 | 0 | 0 |
| Iris pumila L. Cultivars | Dwarf Flag | 10 | 1 | 31 | 1 |
| Iris sibirica L. Cultivars | Siberian Iris | 2 | 2 | 0 | 0 |
| Iris x germanica L. Cultivars | Common Iris | 27 | 6 | 42 | 4 |
| Juniperus communis L. | Common Juniper | 1 | 1 | 0 | 0 |
| Laburnum anagyroides Medik. | Common Laburnum | 1 | 1 | 0 | 0 |
| Lactuca sativa L. var. capitata L. | Cabbage Lettuce | 437 | 16 | 425 | 14 |
| Lactuca sativa L. var. crispa L. | Leaf Lettuce | 90 | 6 | 26 | 9 |
| Lamium album L. | White Dead Nettle | 0 | 0 | 30 | 1 |
| Lamium purpureum L. | Purple Archangel | 0 | 0 | 13 | 1 |
| Lavandula angustifolia Mill. | English Lavender | 4 | 3 | 5 | 3 |
| Leontopodium nivale (Ten.) A. Huet ex Hand.-Mazz. | Edelweiss | 2 | 2 | 11 | 2 |
| Leonurus cardiaca L. | Motherwort | 0 | 0 | 5 | 1 |
| Lepidium sativum L. | Garden Cress | 18 | 4 | 100 | 1 |
| Leucanthemum heterophyllum (Willd.) DC. | Oxeye Daisy | 0 | 0 | 1 | 1 |
| Leucanthemum ircutianum DC. | Oxeye Daisy | 0 | 0 | 2 | 1 |
| Leucanthemum Mill. sp. | Oxeye Daisy | 8 | 4 | 34 | 3 |
| Levisticum officinale W.D.J. Koch | Lovage | 9 | 9 | 11 | 11 |
| Liatris spicata (L.) Willd. | Button Snakeroot | 1 | 1 | 0 | 0 |
| Lilium bulbiferum L. | Fire Lily | 6 | 3 | 8 | 2 |
| Lilium candidum L. | Madonna Lily | 0 | 0 | 9 | 1 |
| Lilium L. Cultivars | Lily | 20 | 6 | 45 | 6 |
| Lilium lancifolium Thunb. | Tiger Lily | 0 | 0 | 10 | 1 |
| Lilium martagon L. | Martagon Lily | 1 | 1 | 0 | 0 |
| Limonium Mill. sp. | Sea Lavender | 20 | 3 | 2 | 1 |
| Linaria maroccana Hook. | Baby Snapdragon | 4 | 1 | 0 | 0 |
| Linum grandiflorum Desf. | Red Flax | 4 | 1 | 60 | 1 |
| Linum usitatissimum L. | Common Flax | 200 | 1 | 0 | 0 |
| Lobularia maritima (L.) Desv. | Sweet Alsion | 5 | 1 | 0 | 0 |
| Lonicera caprifolium L. sp. | Honeysuckle | 0 | 0 | 1 | 1 |
| Lunaria annua L. | Annual Honesty | 1 | 1 | 0 | 0 |
| Lupinus L. Cultivars | Garden Lupin | 13 | 4 | 8 | 4 |
| Lycium barbarum L. | Box Thorn | 0 | 0 | 2 | 1 |
| Lycopersicon esculentum Mill. | Tomato | 9 | 2 | 21 | 4 |
| Lysimachia punctata L. | Dotted Loosestrife | 19 | 5 | 11 | 6 |
| Mahonia aquifolium (Pursh) Nutt. | Oregon Grape | 1 | 1 | 0 | 0 |
| Malus domestica Borkh. | Apple | 2 | 1 | 5 | 2 |
| Malva neglecta Wallr. | Common Mallow | 4 | 1 | 2 | 1 |
| Malva sylvestris L. ssp. mauritiana (L.) Boiss. Ex Cout. | Mallow | 2 | 1 | 0 | 0 |
| Malva sylvestris L. ssp. sylvestris | Blue Mallow | 0 | 0 | 1 | 1 |
| Malva verticillata L. | Curled Mallow | 0 | 0 | 13 | 1 |
| Marrubium vulgare L. | Common Horehound | 2 | 1 | 0 | 0 |
| Matricaria discoidea DC. | False Chamomile | 0 | 0 | 23 | 1 |
| Matricaria recutita L. | Chamomile | 82 | 8 | 83 | 6 |
| Mauranthemum paludosum (Poir.) Vogt et Oberpr. | 2 | 1 | 0 | 0 | |
| Medicago lupulina L. | Black Medick | 0 | 0 | 3 | 1 |
| Melissa officinalis L. | Lemon Balm | 5 | 3 | 11 | 5 |
| Mentha L. sp. | Mint | 10 | 3 | 5 | 1 |
| Mentha longifolia (L.) L. | Horse Mint | 1 | 1 | 0 | 0 |
| Mentha spicata L. | Spearmint | 0 | 0 | 1 | 1 |
| Mentha suaveolens Ehrh. | Apple Mint | 3 | 2 | 46 | 4 |
| Mentha x piperita L. | Peppermint | 6 | 2 | 14 | 4 |
| Mirabilis jalapa L. | Four O'Clock Plant | 5 | 1 | 0 | 0 |
| Monarda L. Cultivars | Beebalm | 3 | 1 | 3 | 3 |
| Myosotis L. sp. | Forget-me-not | 6 | 3 | 1 | 1 |
| Nepeta cataria L. | Cat Mint | 5 | 4 | 7 | 5 |
| Ocimum basilicum L. | Basil | 0 | 0 | 33 | 5 |
| Origanum majorana L. | Sweet Marjoram | 11 | 4 | 7 | 5 |
| Origanum vulgare L. | Oregano | 3 | 1 | 9 | 5 |
| Osteospermum L. Cultivars | African Daisy | 0 | 0 | 9 | 1 |
| Paeonia lactiflora Pall. Cultivars | Common Garden Peony | 34 | 11 | 27 | 8 |
| Paeonia officinalis L. | Common Peony | 16 | 8 | 3 | 3 |
| Papaver nudicaule L. | Iceland Poppy | 2 | 1 | 9 | 1 |
| Papaver orientale L. | Oriental Poppy | 1 | 1 | 3 | 2 |
| Papaver somniferum L. ssp. setigerum (DC.) Corb. | Poppy | 0 | 0 | 2 | 1 |
| Papaver somniferum L. ssp. somniferum | Opium Poppy | 1 | 1 | 0 | 0 |
| Persicaria lapathifolia (L.) Delarbre | Pale Persicaria | 0 | 0 | 1 | 1 |
| Petroselinum crispum (Mill.) Fuss | Parsley | 44 | 12 | 496 | 11 |
| Phaseolus vulgaris L. var. nanus (L.) G. Martens | Dwarf Bean | 457 | 7 | 460 | 6 |
| Phaseolus vulgaris L. var. vulgaris | French Bean | 20 | 1 | 38 | 3 |
| Philadelphus L. Cultivars | Mock Orange | 1 | 1 | 1 | 1 |
| Phlox paniculata L. | Garden Phlox | 20 | 7 | 45 | 10 |
| Phlox subulata L. | Moss Phlox | 7 | 2 | 0 | 0 |
| Physalis alkekengi L. | Chinese Lantern Plant | 5 | 1 | 0 | 0 |
| Physostegia virginiana (L.) Benth. | Obedient Plant | 6 | 2 | 1 | 1 |
| Pinus cembra L. | Arolla Pine | 2 | 1 | 2 | 1 |
| Pisum sativum L. ssp. sativum | Garden Pea | 746 | 7 | 65 | 2 |
| Plantago lanceolata L. | English Plantain | 1 | 1 | 9 | 1 |
| Plantago major L. | Common Plantain | 0 | 0 | 25 | 1 |
| Polemonium L. Cultivars | Jacob's Ladder | 0 | 0 | 1 | 1 |
| Potentilla fruticosa L. | 1 | 1 | 0 | 0 | |
| Prunus armeniaca L. | Apricot | 0 | 0 | 1 | 1 |
| Prunus avium (L.) L. | Gean | 0 | 0 | 2 | 2 |
| Prunus domestica L. | Plum | 1 | 1 | 8 | 1 |
| Prunus triloba Lindl. | Flowering Almond | 0 | 0 | 1 | 1 |
| Psyllium Mill. sp. | Plantain | 3 | 1 | 0 | 0 |
| Pulmonaria officinalis L. | Lungwort | 0 | 0 | 1 | 1 |
| Pyrus communis L. | Common Pear | 1 | 1 | 1 | 1 |
| Raphanus sativus L. var. niger (Mill.) J.Kern. | Oriental Radish | 30 | 1 | 0 | 0 |
| Raphanus sativus L. var. sativus | Small Radish | 310 | 9 | 231 | 7 |
| Rheum rhabarbarum L. | Garden Rhubarb | 10 | 7 | 5 | 5 |
| Ribes nigrum L. | Blackcurrant | 6 | 2 | 28 | 6 |
| Ribes rubrum L. | Red Currant; White Currant | 29 | 4 | 45 | 8 |
| Ribes uva-crispa L. | Gooseberry | 0 | 0 | 3 | 2 |
| Ribes x nidigrolaria Rud. Bauer et A. Bauer | 1 | 1 | 9 | 1 | |
| Rosa L. Cultivars | Rose | 20 | 10 | 21 | 9 |
| Rosa L. sp. | Rose | 0 | 0 | 2 | 2 |
| Rosa x alba L. | White Rose | 1 | 1 | 0 | 0 |
| Rosa x centifolia L. | Rose | 4 | 3 | 3 | 2 |
| Rosmarinus officinalis L. | Rosemary | 1 | 1 | 6 | 5 |
| Rubus idaeus L. | Raspberry | 9 | 5 | 42 | 5 |
| Rubus L. sect. Rubus | 0 | 0 | 1 | 1 | |
| Rudbeckia hirta L. | Black-Eyed Susan | 0 | 0 | 50 | 1 |
| Rudbeckia laciniata L. | Cutleaf Coneflower | 1 | 1 | 0 | 0 |
| Rumex obtusifolius L. | Bitter Dock | 0 | 0 | 8 | 1 |
| Ruta graveolens L. | Rue | 0 | 0 | 2 | 2 |
| Sagina subulata (Sm.) C. Presl | Pearlwort | 5 | 1 | 0 | 0 |
| Salvia officinalis L. | Common Sage | 6 | 6 | 8 | 8 |
| Sambucus nigra L. | Common Elder | 0 | 0 | 1 | 1 |
| Sanguisorba minor Scop. | Small Burnet | 2 | 1 | 0 | 0 |
| Santolina chamaecyparissus L. | Lavender Cotton | 0 | 0 | 1 | 1 |
| Satureja hortensis L. | Summer Savory | 10 | 1 | 2 | 2 |
| Satureja montana L. | Winter Savory | 1 | 1 | 1 | 1 |
| Saxifraga L. Cultivars | Saxifrage | 4 | 2 | 0 | 0 |
| Scorzonera hispanica L. | Black Salsify | 8 | 1 | 0 | 0 |
| Sedum acre L. | Wall Pepper | 0 | 0 | 1 | 1 |
| Sedum cauticola Praeger | Stonecrop | 2 | 1 | 0 | 0 |
| Sedum hispanicum L. | Stonecrop | 9 | 3 | 0 | 0 |
| Sedum L. sp. | Stonecrop | 0 | 0 | 1 | 1 |
| Sedum spurium M. Bieb | Two Row Stonecrop | 3 | 2 | 4 | 2 |
| Sedum telephium L. | Stonecrop | 3 | 2 | 2 | 2 |
| Silene chalcedonica (L.) E.H.L. Krause | Maltese Cross | 0 | 0 | 1 | 1 |
| Silene coronaria (L.) Clairv. | Crown Pink | 0 | 0 | 1 | 1 |
| Silene latifolia Poir. | White Campion | 5 | 1 | 0 | 0 |
| Silybum marianum (L.) Gaertn. | Our Lady's Thistle | 0 | 0 | 1 | 1 |
| Solanum tuberosum L. | Potato | 590 | 4 | 220 | 5 |
| Solidago canadensis L. | Canada Goldenrod | 3 | 2 | 5 | 1 |
| Sorbus aucuparia L. | Mountain Ash | 1 | 1 | 1 | 1 |
| Spinacia oleracea L. | Spinach | 16 | 3 | 38 | 2 |
| Spiraea japonica L. | Japanese Meadowsweet | 1 | 1 | 3 | 2 |
| Spiraea L. sp | Bridewort | 1 | 1 | 1 | 1 |
| Stellaria media (L.) Vill. | Common Chickweed | 0 | 0 | 60 | 1 |
| Symphoricarpos albus (L.) S.F. Blake | Snowberry | 4 | 2 | 5 | 2 |
| Symphytum asperum Lepech. | Rough Comfrey | 0 | 0 | 1 | 1 |
| Symphytum officinale L. | Common Comfrey | 2 | 1 | 13 | 6 |
| Syringa vulgaris L. | Common Lilac | 6 | 2 | 4 | 3 |
| Tagetes L. sp. | Marigold | 94 | 5 | 13 | 4 |
| Tanacetum coccineum (Willd.) Grierson | Painted Daisy | 2 | 2 | 0 | 0 |
| Tanacetum parthenium (L.) Sch. Bip. | Feverfew | 1 | 1 | 4 | 3 |
| Tanacetum vulgare L. | Tansy | 1 | 1 | 2 | 2 |
| Taraxacum sect. Ruderalia Kirschner | Dandelion | 0 | 0 | 20 | 1 |
| Thuja occidentalis L. | Red Cedar | 0 | 0 | 4 | 2 |
| Thymus pulegioides L. | Thyme | 0 | 0 | 3 | 2 |
| Thymus vulgaris L. | Common Thyme | 4 | 2 | 3 | 3 |
| Thymus x citriodorus (Pers.) Schreb. | Lemon Thyme | 1 | 1 | 1 | 1 |
| Tilia cordata Mill. | Little Leaf Linden | 1 | 1 | 0 | 0 |
| Tilia platyphyllos Scop. | Large Leaved Lime | 1 | 1 | 0 | 0 |
| Tradescantia x andersoniana W. Ludw. et Rohweder | White Spiderwort | 1 | 1 | 0 | 0 |
| Trifolium pratense L. | Red Clover | 0 | 0 | 30 | 1 |
| Trigonella caerulea (L.) Ser. | Fenugreek | 21 | 2 | 3 | 3 |
| Tropaeolum majus L. | Nasturtium | 41 | 5 | 28 | 3 |
| Tussilago farfara L. | Coltsfoot | 0 | 0 | 5 | 1 |
| Urtica dioica L. | Stinging Nettle | 10 | 1 | 43 | 4 |
| Vaccinium corymbosum L. | High Bush Blueberry | 4 | 1 | 4 | 2 |
| Valeriana officinalis L. | Common Valerian | 3 | 2 | 1 | 1 |
| Valerianella locusta (L.) Laterr. | Cornsalad | 9 | 1 | 21 | 1 |
| Verbascum densiflorum Bertol. | Large-flowered Mullein | 0 | 0 | 6 | 3 |
| Verbascum olympicum Boiss. | Olympic Mullein | 2 | 1 | 0 | 0 |
| Verbena officinalis L. | Turkey Grass | 2 | 1 | 0 | 0 |
| Viburnum lantana L. | Wayfaring Tree | 0 | 0 | 1 | 1 |
| Viburnum opulus L. | European Cranberrybush | 0 | 0 | 2 | 2 |
| Vicia faba L. | Broad Bean | 150 | 1 | 0 | 0 |
| Vicia sepium L. | Bush Vetch | 0 | 0 | 5 | 1 |
| Vinca minor L. | Smaller Periwinkle | 0 | 0 | 10 | 5 |
| Viola arvensis Murray | European Field Pansy | 0 | 0 | 1 | 1 |
| Viola x wittrockiana Gams ex Kappert | Garden Pansy | 24 | 4 | 15 | 2 |
| Vitis vinifera L. ssp. vinifera | Common Grape Vine | 0 | 0 | 5 | 2 |
| Weigelia Thunb. Cultivars | Weigela | 0 | 0 | 1 | 1 |
| Xerochrysum bracteatum (Vent.) Tzvelev | Straw Daisy | 20 | 2 | 5 | 2 |
| Zinnia elegans Jacq. | Youh-and-Old-Age | 87 | 4 | 8 | 2 |
