Image Archive
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About these images
For information on image usage rights and fees, and how to attribute the photographers, go to our image inventory page. Note: Read our disclaimer regarding lists of species on our web site..
For information on image usage rights and fees, and how to attribute the photographers, go to our image inventory page. Note: Read our disclaimer regarding lists of species on our web site..
| Species | Description/Photographer | |
| See the previous set of photos | ||
| Genista monspessulanus | Hillside invasion I/photo BAR | |
| Genista monspessulanus | Hillside invasion II/photo JMR | |
| Genista monspessulanus | Flowers & leaves I/photo JMR | |
| Genista monspessulanus | Flowers & leaves II/photo JMR | |
| Genista monspessulanus | Fruit/photo MT | |
| Genista monspessulanus | One plant.../photo MT | |
| Genista monspessulanus | ...Many plants/photo MT | |
| Geranium robertianum | Flowers and leaves/photo JMR | |
| Gleditsia triacanthos | Leaves/photo JMR | |
| Glottidium vesicarium | Before.../photo BAR | |
| Glottidium vesicarium | ...and after!/photo BAR | |
| Glyceria declinata | Floating leaves (January)/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | Sparse infestation, maturing plants/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | Dense infestion, maturing plants/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | Clump w/rare Orcuttia viscida/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | Prostrate plants (May)/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | May 2006--was 2% cover in 2001/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | Fibrous roots, copious seed/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | Feeding Canada goose/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | As a native in a Spanish playa/photo Juan Gallego Fernández(*) | |
| Glyceria declinata | Distribution in vernal pools/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria declinata | Note palea & lemma tips/photo Fred Hrusa(*) | |
| Glyceria declinata | Lolium (left), Glyceria (right)/photo John Gerlach, gerlach1(at)pacbell.net(*) | |
| Glyceria maxima | Young flowers/photo Arne Anderberg(*) | |
| Glyceria maxima | Flower spike I/photo Arne Anderberg(*) | |
| Glyceria maxima | Flower spike II/photo Arne Anderberg(*) | |
| Glyceria maxima | Many plants/photo Arne Anderberg(*) | |
| Glyceria maxima | Botanical painting/photo Monique Reed(*) | |
| Hedera canariensis | Dense foliage/photo BAR | |
| Hedera helix | Plant blanket, possibly H. canariensis/photo JMR | |
| Hedera helix | Leaves, possibly H. canariensis/photo JMR | |
| Hedychium gardnerianum | Big plant!/photo JMR | |
| Hedychium gardnerianum | Infestation/photo TNC-Hawai'i(*) | |
| Hedychium gardnerianum | Fruiting stalk /photo JMR | |
| Hedychium gardnerianum | Flower I/photo JMR | |
| Hedychium gardnerianum | Flower II/photo JMR | |
| Helichrysum petiolare | Leaves I/photo JMR | |
| Helichrysum petiolare | Leaves II/photo JMR | |
| Helichrysum petiolare | Bushy growth/photo JMR | |
| Helichrysum petiolare | Infestation/photo JMR | |
| Helichrysum petiolare | In a garden/photo JMR | |
| Hemizonia pungens | A young plant/photo JMR | |
| Hemizonia pungens | Flowers I/photo JMR | |
| Hemizonia pungens | Several plants/photo JMR | |
| Hemizonia pungens | Stem density/photo JMR | |
| Hemizonia pungens | Skeletons I/photo JMR | |
| Hemizonia pungens | Teensy flower/photo JMR | |
| Hemizonia pungens | Bolting/photo JMR | |
| Hemizonia pungens | Skeletons II/photo JMR | |
| Hemizonia pungens | Skeletons I/photo JMR | |
| Hemizonia pungens | Flowers II/photo JMR | |
| Hemizonia pungens | From overhead/photo JMR | |
| Hemizonia pungens | In alkali field/photo JMR | |
| Hieracium aurantiacum | Flowering rosette/photo MT | |
| Hieracium aurantiacum | More rosettes/photo MT | |
| Hiptage benghalensis | Plant/photo JMR | |
| Hiptage benghalensis | Flowers & leaves/photo JMR | |
| Hiptage benghalensis | On hill/photo JMR | |
| Holcus lanatus | Inflorescence/photo JMR | |
| Holcus lanatus | Inflorescence I/photo BAR | |
| Holcus lanatus | Inflorescence II/photo JMR | |
| Holcus lanatus | Inflorescence III/photo JMR | |
| Holcus lanatus | Lot's o inflorescences/photo MT | |
| Holcus lanatus | Many plants/photo JMR | |
| Holcus lanatus | Infestation/photo JMR | |
| Homeria flaccida | Flower/photo JMR | |
| Hordeum jubatum | Feathery flowers/photo BAR | |
| Hordeum murinum subsp. glaucum | Drying stalks/photo BAR | |
| Hordeum murinum subsp. leporinum | Grassy knoll/photo JMR | |
| Hordeum murinum | Grassy patch/photo JMR | |
| Humulus japonicus | Leafy plant/photo JMR | |
| Humulus japonicus | Leaves/photo JMR | |
| Hydrilla verticillata | Shoot/photo Dave Spencer(*) | |
| Hydrilla verticillata | Turions/photo Dave Spencer(*) | |
| Hydrilla verticillata | Infested river/photo JMR | |
| Hyparrhenia hirta | Spreading seed/photo JMR | |
| Hypericum canariense | Flowers/photo J. Wade, JWSavsLand(at)aol.com(*) | |
| Hypericum canariense | Small plants/photo J. Wade, JWSavsLand(at)aol.com(*) | |
| Hypericum canariense | Big plants/photo J. Wade, JWSavsLand(at)aol.com(*) | |
| Hypericum canariense | Infestation/photo J. Wade, JWSavsLand(at)aol.com(*) | |
| Hypericum canariense | Big infestation/photo J. Wade, JWSavsLand(at)aol.com(*) | |
| Hypericum perforatum | Small infestation/photo JMR | |
| Hypericum perforatum | Flowers/photo BAR | |
| Hypochaeris spp. | Flower, OR/photo JMR | |
| Hypochaeris spp. | Flower, CA/photo JMR | |
| Hypochaeris spp. | Infestation in fog, CA/photo JMR | |
| Ibicella lutea | Big plants/photo BAR | |
| Ibicella lutea | Fruit/photo BAR | |
| Ibicella lutea | Splitting fruit/photo BAR | |
| Ibicella lutea | Leaf/photo BAR | |
| Ibicella lutea | Flower/photo BAR | |
| Ibicella lutea | Glandular leaf/photo BAR | |
| Impatiens walleriana | Pretty weed!/photo JMR | |
| Imperata cylindrica | Infestation in slash pine I/photo JMR | |
| Imperata cylindrica | Infestation in slash pine II/photo JMR | |
| Imperata cylindrica | Infestation/photo JMR | |
| Imperata spp. | Close view/photo JMR | |
| Imperata spp. | Ditch view/photo JMR | |
| Iris pseudacorus | Flowers/photo JMR | |
| Iris pseudacorus | Small clump/photo JMR | |
| Iris pseudacorus | Big clumps/photo JMR | |
| Iris pseudacorus | Without flowers/photo JMR | |
| Iris pseudacorus | Spring regrowth/photo BAR | |
| Isatis tinctoria | Woad is me!/photo Jerry Asher(*) | |
| Jasminum dichotomum | Leaves & flowers I/photo JMR | |
| Jasminum dichotomum | Leaves & flowers II/photo JMR | |
| Jasminum fluminense | w/J. dichotomum/photo JMR | |
| Jasminum fluminense | Leaves & flowers/photo JMR | |
| Kalanchoe pinnatum | Clump/photo JMR | |
| Kochia scoparia | Flowers I/photo JMR | |
| Kochia scoparia | Flowers II/photo JMR | |
| Kochia scoparia | Little 'un/photo JMR | |
| Kochia scoparia | Big 'un/photo JMR | |
| Lactuca serriola | One plant/photo JMR | |
| Lactuca serriola | A few plants/photo JMR | |
| Lactuca serriola | Many plants/photo JMR | |
| Lantana camara | Flowers I/photo BAR | |
| Lantana camara | Flowers II/photo JMR | |
| Lantana camara | Flowers III/photo JMR | |
| Lantana camara | Hawai'i infestation/photo JMR | |
| Lepidium latifolium | Single foe/photo BAR | |
| Lepidium latifolium | Several foes/photo BAR | |
| Lepidium latifolium | Army of foes/photo BAR | |
| Lepidium latifolium | With scientist/photo MT | |
| Lepidium latifolium | Lining a river/photo JMR | |
| Lepidium latifolium | Dried out plants/photo JMR | |
| Lepidium latifolium | Bill Neill with uprooted plant/photo JMR | |
| Leptospermum laevigatum | Big bushy tree/photo JMR | |
| Leptospermum laevigatum | Branches/photo JMR | |
| Leptospermum laevigatum | Fruit/photo JMR | |
| Leptospermum laevigatum | Flowers/photo JMR | |
| Lespedeza cuneata | Shoot and leaves/photo JMR | |
| Lespedeza cuneata | Plants/photo JMR | |
| Lespedeza cuneata | Roadside/photo MT | |
| Lespedeza cuneata | A hedge/photo MT | |
| Lespedeza cuneata | Leaves/photo MT | |
| Leucaena leucocephala | Fruiting branch/photo JMR | |
| Leucaena leucocephala | Big seed pods!/photo JMR | |
| Leucaena leucocephala | Tree in a thicket/photo JMR | |
| Leycesteria formosa | Over a river/photo JMR | |
| Leycesteria formosa | Flowers/photo JMR | |
| Leycesteria formosa | In the mist/photo JMR | |
| Leycesteria formosa | Fruit/photo JMR | |
| Ligustrum robustum | Road-side horror/photo JMR | |
| Ligustrum sinense | Nasty bushes/photo BAR | |
| Ligustrum sinense | Wall of leaves/photo BAR | |
| Ligustrum sinense | Fruit/photo BAR | |
| Linaria genistifolia | Gone awry/photo Jerry Asher(*) | |
| Linaria genistifolia | Dormant stems/photo JMR | |
| Linaria genistifolia | Fruit/photo JMR | |
| Linaria genistifolia | Jumping fences/photo MT | |
| Linaria genistifolia | Mountain meadow/photo MT | |
| Linaria genistifolia | Many plants/photo JMR | |
| Linaria genistifolia | Flowers/photo JMR | |
| Linaria genistifolia | More flowers/photo MT | |
| Linaria vulgaris | A few flowers/photo JMR | |
| Linaria vulgaris | A plant/photo JMR | |
| Linaria vulgaris | Big plant/photo JMR | |
| Linaria vulgaris | In flower/photo JMR | |
| Linaria vulgaris | In fruit/photo JMR | |
| Lolium perenne | Close and personal/photo BAR | |
| Lonicera japonica | Flowers/photo JMR | |
| Lonicera japonica | More flowers/photo JMR | |
| Lonicera japonica | A hideous drapery on trees/photo JMR | |
| Lonicera japonica | A dense hillside inundation/photo JMR | |
| Lonicera japonica | Flowers unbound!/photo JMR | |
| Lonicera maackii | Flowers/photo JMR | |
| Lonicera morrowii | On the beach/photo JMR | |
| Lonicera morrowii | Scaring children/photo JMR | |
| Lonicera morrowii | Flowers I/photo JMR | |
| Lonicera morrowii | Flowers II/photo JMR | |
| Lonicera morrowii | Fruit/photo JMR | |
| Lonicera morrowii | Bush/photo JMR | |
| Lonicera standishii | Leaves/photo JMR | |
| Lonicera tartarica | Flowers and leaves I/photo JMR | |
| Lonicera tartarica | Flowers and leaves II/photo JMR | |
| Lonicera tartarica | Flowers and leaves III/photo JMR | |
| Lonicera sp. | Fruiting branch I/photo JMR | |
| Lonicera sp. | Fruiting branch II/photo JMR | |
| Lonicera sp. | Fruiting branch III/photo JMR | |
| Lonicera sp. | Fruiting branch IV/photo JMR | |
| Lonicera sp. | In West Virginia I/photo JMR | |
| Lonicera sp. | In West Virginia II/photo JMR | |
| Lonicera sp. | West Virginian flowers I/photo JMR | |
| Lonicera sp. | West Virginian flowers II/photo JMR | |
| Lotus corniculatus | Large mass on a beach/photo JMR | |
| Lotus corniculatus | Yellow flowers/photo JMR | |
| Lotus corniculatus | Take a closer look/photo JMR | |
| Ludwigia peploides | Filling a slough I/photo JMR | |
| Ludwigia peploides | Filling a slough II/photo JMR | |
| Ludwigia peploides | Flowers/photo JMR | |
| Lupinus arboreus | With Carpobrotus edulis/photo JMR | |
| Lupinus arboreus | Fruit/photo JMR | |
| Lupinus arboreus | Flower/photo JMR | |
| Lupinus arboreus | On dunes/photo JMR | |
| Lupinus arboreus | Pretty bush I/photo JMR | |
| Lupinus arboreus | Pretty bush II/photo JMR | |
| Lupinus arboreus | More flowers in NZ/photo JMR | |
| Lupinus arboreus | Plant/photo JMR | |
| Lupinus arboreus | With fruit/photo JMR | |
| Lupinus arboreus | Bush/photo JMR | |
| Lupinus arboreus | More bushes/photo JMR | |
| Lupinus luteus | Big plants/photo JMR | |
| Lupinus luteus | Many plants/photo JMR | |
| Lupinus luteus | Dense growth/photo JMR | |
| Lygodium japonicum | Climbing trees/photo JMR | |
| Lygodium japonicum | Leaves/photo JMR | |
| Lygodium japonicum | Underside of leaves/photo JMR | |
| Lygodium japonicum | More beastliness/photo BAR | |
| Lygodium japonicum | Lygodium japonicum on Sapium sebiferum/photo BAR | |
| Lygodium japonicum | Leaf studies/photo BAR (WYSIWYG--see note at bottom) | |
| Lygodium microphyllum | Infestation!/photo JMR | |
| Lygodium microphyllum | Leaf details/photo MT | |
| Lygodium microphyllum | Close view/photo MT | |
| Lygodium microphyllum | Climbing/photo MT | |
| Lygodium microphyllum | In trees/photo MT | |
| Lygodium microphyllum | Creepy forest/photo MT | |
| Lygodium microphyllum | Outraged scientist!/photo MT | |
| Lysimachia nummularia | Leaves and flowers I/photo MT | |
| Lysimachia nummularia | Leaves and flowers II/photo MT | |
| Lythrum salicaria | Old stems/photo JMR | |
| Lythrum salicaria | A flower spike/photo BAR | |
| Lythrum salicaria | Several spikes/photo BAR | |
| Lythrum salicaria | Clumps/photo JMR | |
| Lythrum salicaria | Big infestation/photo JMR | |
| Lythrum salicaria | Encroaching/photo JMR | |
| Lythrum salicaria | At Niagara falls/photo JMR | |
| Maclura pomifera | Yellow trees among oaks/photo BAR | |
| Maclura pomifera | Yellow trees & seedlings/photo BAR | |
| Marrubium vulgare | Big plant/photo BAR | |
| Marrubium vulgare | Scraggly plant/photo BAR | |
| Marrubium vulgare | Leaves/photo BAR | |
| Marrubium vulgare | In Arizona/photo JMR | |
| Marrubium vulgare | In California/photo JMR | |
| Melaleuca quinquenervia | Invading trees/photo JMR | |
| Melaleuca quinquenervia | Trees on the shore/photo JMR | |
| Melaleuca quinquenervia | Understory totally eliminated/photo JMR | |
| Melaleuca quinquenervia | Helpers!/photo JMR | |
| Melaleuca quinquenervia | Leaves/photo BAR | |
| Melaleuca quinquenervia | Weird bark/photo BAR | |
| Melia azedarach | A plant/photo JMR | |
| Melia azedarach | Fruiting branch/photo JMR | |
| Melia azedarach | Sapling/photo JMR | |
| Melia azedarach | One tree/photo JMR | |
| Melia azedarach | In fruit/photo JMR | |
| Melia azedarach | A closer look at the leaves/photo JMR | |
| Melia azedarach | Fruit/photo JMR | |
| Melia azedarach | Leaf study/photo JMR | |
| Melianthus major | Flower/photo JMR | |
| Melianthus major | Close up shot of flower/photo JMR | |
| Melianthus major | Bush/photo JMR | |
| Melilotus alba | A plant/photo JMR | |
| Melilotus alba | Flowers/photo JMR | |
| Melilotus alba | Children beware!/photo JMR | |
| Melilotus alba | w/M. officinalis/photo MT | |
| Melilotus officinalis | Irritating plants/photo JMR | |
| Melilotus officinalis | Dense patches on plains/photo JMR | |
| Melilotus officinalis | On the road again.../photo JMR | |
| Melilotus officinalis | Lakeside/photo JMR | |
| Melinis minutiflora | Plants/photo JMR | |
| Melinis minutiflora | Lotsa plants!/photo JMR | |
| Melinis minutiflora | Inflorescence/photo JMR | |
| Melinis minutiflora | Marching into shrublands/photo JMR | |
| Melinis minutiflora | Red flowers/photo JMR | |
| Melinis minutiflora | Thick stand!/photo Carlos Romero, mcarlos(at)unb.br(*) | |
| Melinis minutiflora | New patch I/photo Carlos Romero, mcarlos(at)unb.br(*) | |
| Melinis minutiflora | New patch/photo Carlos Romero, mcarlos(at)unb.br(*) | |
| Mentha pulegium | Flowers I/photo MT | |
| Mentha pulegium | Flowers II/photo MT | |
| Mentha pulegium | Infestation/photo MT | |
| Merremia tuberosa | Pretty plants and flowers/photo JMR | |
| Mesembryanthemum crystallinum | Closeup of iceplant/photo JMR | |
| Mesembryanthemum crystallinum | Too many plants/photo JMR | |
| Mesembryanthemum nodiflorum | Hardy plant with pink flowers/photo JMR | |
| Miconia calvescens | A nasty young tree/photo Pat Bily(*) | |
| Miconia calvescens | Purple leaves/photo Osha Davidson(*) | |
| Miconia calvescens | A horrible young tree/photo JMR | |
| Miconia calvescens | Seedlings in a recently cleared area/photo JMR | |
| Miconia calvescens | Leaf, upper side/photo JMR | |
| Miconia calvescens | Leaf, underside/photo JMR | |
| Microstegium vimineum | Many plants/photo JMR | |
| Microstegium vimineum | Infestation I/photo JMR | |
| Microstegium vimineum | More plants/photo BAR | |
| Microstegium vimineum | Along a trail/photo JMR | |
| Microstegium vimineum | Infestation III/photo JMR | |
| Microstegium vimineum | Infestation II/photo JMR | |
| Microstegium vimineum | Leaves/photo JMR | |
| Microstegium vimineum | Illustration/photo JMR(*) | |
| Mimosa pudica | Before abuse/photo BAR | |
| Mimosa pudica | After abuse/photo BAR | |
| Miscanthus sinensis | In North Carolina/photo BAR | |
| Miscanthus sinensis | More in North Carolina/photo BAR | |
| Miscanthus sinensis | Flowers in North Carolina/photo BAR | |
| Miscanthus sinensis | Menacing Marilyn/photo John Gallagher* | |
| Miscanthus sinensis | Dense growth/photo Marilyn Jordan (mjordan(at)tnc.org)* | |
| Miscanthus sinensis | In D.C.!/photo Marilyn Jordan (mjordan(at)tnc.org)* | |
| Miscanthus sinensis | Green grass/photo JMR | |
| Morus alba | Leaves and fruit/photo JMR | |
| Morus alba | Glossy leaves/photo JMR | |
| Myrica faya | Branch/photo JMR | |
| Myrica faya | Trees/photo JMR | |
| Myrica faya | More trees/photo JMR | |
| Myrica faya | Control experiment/photo JMR | |
| Myrica faya | Near volcanic vents/photo JMR | |
| Myriophyllum aquaticum | Lake view I/photo JMR | |
| Myriophyllum aquaticum | Lake view II/photo JMR | |
| Myriophyllum aquaticum | Emerging leaves I/photo JMR | |
| Myriophyllum aquaticum | Emerging leaves II/photo JMR | |
| Myriophyllum aquaticum | Dominates section of a lake/photo JMR | |
| Myriophyllum spicatum | Leafy plants/photo BAR | |
| Myriophyllum spicatum | Leaf detail/photo BAR | |
| Nicotiana glauca | Flowering branch/photo JMR | |
| Nicotiana glauca | Flowers/photo JMR | |
| Nicotiana glauca | Treelet I, Lake Nakuru/photo JMR | |
| Nicotiana glauca | Treelet I, Lake Nakuru/photo JMR | |
| Nicotiana glauca | Flowers, Lake Nakuru/photo JMR | |
| Nicotiana glauca | Flowers, Hells Gate/photo JMR | |
| Olea europaea | Post-cut resprouts/photo JMR | |
| Ononis alopecuroides | Flowers/photo Fred Hrusa(*) | |
| Ononis alopecuroides | Fruiting head/photo Fred Hrusa(*) | |
| Ononis alopecuroides | Plant gone by/photo Fred Hrusa(*) | |
| Ononis alopecuroides | Infestation/photo Fred Hrusa(*) | |
| Onopordum acanthium | Few rosettes/photo JMR | |
| Onopordum acanthium | Many rosettes/photo JMR | |
| Onopordum acanthium | Bolting plants/photo MT | |
| Onopordum acanthium | Big infestation/photo MT | |
| Onopordum acanthium | With scientist/photo MT | |
| Onopordum acanthium | WIMS monitoring/photo MT | |
| Opuntia sp. | Shrub, Mount Longonot/photo JMR | |
| Opuntia sp. | Stems, Mount Longonot/photo JMR | |
| Opuntia sp. | Flowers, Mount Longonot/photo JMR | |
| Opuntia sp. | Shrubs, Nairobi/photo JMR | |
| Opuntia sp. | Closer view, Nairobi/photo JMR | |
| Osteospermum clandestinum | Open and old flower/photo JMR | |
| Osteospermum ecklonis | Pretty flowers/photo JMR | |
| Oxalis hirta | Leaves/photo JMR | |
| Oxalis pes-caprae | Little flowers/photo BAR | |
| Oxalis pes-caprae | Flowers/photo JMR | |
| Oxalis pes-caprae | A carpet through the trees/photo JMR | |
| Oxalis pes-caprae | Flower buds/photo BAR | |
| Oxalis pes-caprae | Leaves at noon/photo BAR | |
| Oxalis pes-caprae | Leaves at midnight/photo BAR | |
| Oxalis pes-caprae | More at night/photo BAR | |
| Oxalis pes-caprae | Lotsa flowers/photo BAR | |
| Oxalis pes-caprae | Forest growth I/photo BAR | |
| Oxalis pes-caprae | Forest growth II/photo BAR | |
| Oxalis pes-caprae | Forest growth III/photo BAR | |
| Oxalis pes-caprae | Forest growth IV/photo BAR | |
| Paederia foetida | Draping trees/photo JMR | |
| Paederia foetida | Fruit/photo JMR | |
| Parentucellia viscosa | Plants/photo JMR | |
| Parentucellia viscosa | Close view/photo JMR | |
| Paspalum dilatatum | Weird flowers/photo BAR | |
| Paspalum dilatatum | Close view/photo BAR | |
| Paspalum dilatatum | Closest view/photo BAR | |
| Passiflora suberosa | Drapery I/photo JMR | |
| Passiflora suberosa | Drapery II/photo JMR | |
| Passiflora suberosa | Drapery III/photo JMR | |
| Passiflora suberosa | Leaves & flowers/photo JMR | |
| Passiflora sp. | Flower/photo MT | |
| Passiflora sp. | Flower up close I/photo MT | |
| Passiflora sp. | Flower up close II/photo MT | |
| Passiflora sp. | Flower sliced/photo MT | |
| Passiflora sp. | In bud/photo MT | |
| Passiflora sp. | Medium view/photo MT | |
| Passiflora sp. | Big view/photo MT | |
| Passiflora sp. | Maxi view/photo MT | |
| Passiflora tarminiana (P. mollissima) | Pretty flower I/photo JMR | |
| Passiflora tarminiana (P. mollissima) | Pretty flower II/photo MT | |
| Passiflora tarminiana (P. mollissima) | Plants/photo TCN/Hawai'i(*) | |
| Passiflora tarminiana (P. mollissima) | Fruit/photo MT | |
| Passiflora tarminiana (P. mollissima) | Flower & fruit/photo MT | |
| Passiflora tarminiana (P. mollissima) | Twiny vines/photo MT | |
| Passiflora tarminiana (P. mollissima) | Lots of growth/photo JMR | |
| Passiflora tarminiana (P. mollissima) | Mounded vegetation/photo JMR | |
| Pastinaca sativa | Infestation/photo JMR | |
| Pastinaca sativa | Inflorescence/photo JMR | |
| Pastinaca sativa | Yellow flowered plant/photo JMR | |
| Paulownia tomentosa | Branch/photo JMR | |
| Paulownia tomentosa | Flowers/photo JMR | |
| Paulownia tomentosa | Tree/photo BAR | |
| Paulownia tomentosa | Leaves/photo BAR | |
| Paulownia tomentosa | Fruit hulls/photo BAR | |
| Paulownia tomentosa | Fruiting branches/photo BAR | |
| Pennisetum clandestinum | Weird stolons/photo BAR | |
| Pennisetum clandestinum | Viewed from below/photo BAR | |
| Pennisetum purpureum | with Melinus/photo JMR | |
| Pennisetum setaceum | A field of plants/photo JMR | |
| Pennisetum setaceum | Arroyo-side plants/photo JMR | |
| Pennisetum setaceum | Invading palms/photo JMR | |
| Pennisetum setaceum | Inflorescence/photo JMR | |
| Pennisetum setaceum | In rocks I/photo JMR | |
| Pennisetum setaceum | In rocks II/photo JMR | |
| Pennisetum setaceum | In a wash/photo MT | |
| Pennisetum setaceum | A purplish bunch/photo MT | |
| Pennisetum setaceum | Bunches in sun/photo MT | |
| Pennisetum setaceum | Closer view/photo MT | |
| Petrorhagia dubia | Pretty flower/photo BAR | |
| Phalaris aquatica | Vile seedheads/photo BAR | |
| Phalaris arundinacea | As far as the eye.../photo MT | |
| Phalaris arundinacea | Water's edge/photo JMR | |
| Phalaris arundinacea | A green carpet/photo JMR | |
| Phalaris arundinacea | Young flowers/photo JMR | |
| Phalaris arundinacea | Old flowers/photo BAR | |
| Phalaris arundinacea | Leaf crimps/photo BAR | |
| Phalaris arundinacea | A small plant/photo BAR | |
| Phalaris arundinacea | Big plants/photo BAR | |
| Phalaris arundinacea | By a hill/photo JMR | |
| Phalaris arundinacea | Anthesis/photo JMR | |
| Phalaris arundinacea | Streamside/photo JMR | |
| Phalaris arundinacea var. picta | Close view/photo MT | |
| Phalaris arundinacea var. picta | Variegated leaves/photo MT | |
| Phalaris arundinacea var. picta | Waterside clumps/photo MT | |
| Phalaris arundinacea var. picta | Thick growth/photo MT | |
| Phalaris arundinacea var. picta | Big infestation/photo MT | |
| Phellodendron amurense | Mature tree/photo Pat Breen, breenp(at)bcc.orst.edu(*) | |
| Phellodendron amurense | Autumn tree/photo Pat Breen, breenp(at)bcc.orst.edu(*) | |
| Phellodendron amurense | Yellow inner bark/photo Marilyn Jordan, mjordan(at)tnc.org(*) | |
| Phellodendron amurense | Leaf and bark/photo Marilyn Jordan, mjordan(at)tnc.org(*) | |
| Phellodendron amurense | Mass male flowering/photo Pat Breen, breenp(at)bcc.orst.edu(*) | |
| Phellodendron amurense | Female flowers/photo Pat Breen, breenp(at)bcc.orst.edu(*) | |
| Phellodendron amurense | Male flowers/photo Pat Breen, breenp(at)bcc.orst.edu(*) | |
| Phellodendron amurense | Fruit I/photo Pat Breen, breenp(at)bcc.orst.edu(*) | |
| Phellodendron amurense | Fruit II/photo Pat Breen, breenp(at)bcc.orst.edu(*) | |
| Phleum pratense | Near a tyke/photo JMR | |
| Phleum pratense | Close view/photo JMR | |
| Phragmites australis | Virginia invaders I/photo BAR | |
| Phragmites australis | Virginia invaders II/photo BAR | |
| Phragmites australis | Dense plants/photo JMR | |
| Phragmites australis | Waterside/photo JMR | |
| Phragmites australis | In the sunset/photo JMR | |
| Phragmites australis | Shoreline plants/photo JMR | |
| Phragmites australis | On pilings/photo JMR | |
| Phragmites australis | Old stems/photo JMR | |
| Phragmites australis | Grand Canyon I/photo JMR | |
| Phragmites australis | Grand Canyon II/photo JMR | |
| Phragmites australis | More plants/photo JMR | |
| Phragmites australis | Nodes--native strain/photo JMR | |
| Phragmites australis | Plants--native strain/photo JMR | |
| Phragmites australis | Tall reeds/photo MT | |
| Phragmites australis | Management site I/photo JMR | |
| Phragmites australis | Management site II/photo JMR | |
| Phyla nodiflora | Patches/photo JMR | |
| Phyla nodiflora | Leaves/photo BAR | |
| Phyla nodiflora | Flowers/photo BAR | |
| Physalis peruviana | Fruit/photo JMR | |
| Picris echioides | Flower/photo JMR | |
| Picris echioides | Many flowers/photo JMR | |
| Picris echioides | Rosette/photo JMR | |
| Pinus elliotii | On hillside/photo JMR | |
| Pinus elliottii | Young tree/photo JMR | |
| Pinus elliottii | Cones/photo JMR | |
| Pinus elliottii | Riverside/photo JMR | |
| Pinus patula | Branch/digital photo JMR | |
| Pinus patula | One tree/digital photo JMR | |
| Pinus patula | Several trees/digital photo JMR | |
| Pinus radiata | Young tree/photo JMR | |
| Pinus sp. | Riparian trees I/digital photo JMR | |
| Pinus sp. | Riparian trees II/digital photo JMR | |
| Pinus sp. | Riparian trees III/digital photo JMR | |
| Pistacia chinensis | Landscape tree/photo JMR | |
| Pistacia chinensis | Leaves/photo JMR | |
| Pittosporum undulatum | Leaves and flowers/photo JMR | |
| Poa bulbosa | "Flowers"/photo BAR | |
| Poa bulbosa | A single stalk/photo MT | |
| Poa pratensis | Seedy plants/photo JMR | |
| Poa pratensis | More seeds/photo JMR | |
See the next set of photos
(*)Image rights are not available for this image through The Nature Conservancy. Contact the image owner for image use guidelines.
WYSIWYG--Higher resolution images are not available for this file.
(*)Image rights are not available for this image through The Nature Conservancy. Contact the image owner for image use guidelines.
WYSIWYG--Higher resolution images are not available for this file.
Other site resources
Invasive plant management
Research the information we have on the management of a particular species of invasive plant here.
Research the information we have on the management of a particular species of invasive plant here.
Invasive animal & pathogen management
Research the information we have on the management of a particular species of invasive animal or pathogen here.
Research the information we have on the management of a particular species of invasive animal or pathogen here.
Gallery of pests
A rogue's gallery of many of the invasive pests and pathogens that have invaded North America, or that have the potential to do so.
A rogue's gallery of many of the invasive pests and pathogens that have invaded North America, or that have the potential to do so.