John M. Randall's Images
Organization: The Nature ConservancyUnit: Wildland Invasive Species Team
Country: United States
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Asterales(X)
| 130 Images of 31 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 2308109 | spotted knapweed | Centaurea stoebe ssp. micranthos | |
| 5392591 | blessed milkthistle | Silybum marianum | |
| 5392109 | cape ivy | Delairea odorata | |
| 5392714 | common cocklebur | Xanthium strumarium | Fruiting plant |
| 5392709 | spiny cocklebur | Xanthium spinosum | Spiny branch |
| 5392710 | spiny cocklebur | Xanthium spinosum | Veined leaves |
| 5392711 | common cocklebur | Xanthium strumarium | |
| 5392712 | common cocklebur | Xanthium strumarium | Spiny cockleburs |
| 5392713 | common cocklebur | Xanthium strumarium | Fruiting branch |
| 5392666 | goatsbeard | Tragopogon spp. | |
| 5392667 | goatsbeard | Tragopogon spp. | |
| 5392665 | common salsify | Tragopogon porrifolius | Seed head |
| 5392659 | western salsify | Tragopogon dubius | Inflorescence |
| 5392660 | western salsify | Tragopogon dubius | |
| 5392655 | tree marigold | Tithonia diversifolia | |
| 5392601 | perennial sowthistle | Sonchus arvensis | Flowering plants |
| 5392592 | blessed milkthistle | Silybum marianum | A world of pain |
| 5392593 | blessed milkthistle | Silybum marianum | Spiny flowers |
| 5392589 | blessed milkthistle | Silybum marianum | Prickly plants |
| 5392590 | blessed milkthistle | Silybum marianum | Spiny flowers |
| 5392584 | tansy ragwort | Senecio jacobaea | Flowering plant |
| 5392585 | tansy ragwort | Senecio jacobaea | Foreground weeds |
| 5392422 | blue and white daisybush | Osteospermum ecklonis | Pretty flowers |
| 5392416 | Scotch thistle | Onopordum acanthium | |
| 5392415 | Scotch thistle | Onopordum acanthium | With scientist |
| 5392414 | Scotch thistle | Onopordum acanthium | Big infestation |
| 5392413 | Scotch thistle | Onopordum acanthium | Bolting plants |
| 5392411 | Scotch thistle | Onopordum acanthium | Few rosettes |
| 5392412 | Scotch thistle | Onopordum acanthium | Many rosettes |
| 5392243 | prickly lettuce | Lactuca serriola | One plant |
| 5392244 | prickly lettuce | Lactuca serriola | A few plants |
| 5392245 | prickly lettuce | Lactuca serriola | Many plants |
| 5392221 | cat's ear | Hypochaeris spp. | |
| 5392222 | cat's ear | Hypochaeris spp. | Infestation in fog |
| 5392220 | cat's ear | Hypochaeris spp. | Flower, OR |
| 5392199 | common tarweed | Centromadia pungens ssp. pungens | |
| 5392200 | common tarweed | Centromadia pungens ssp. pungens | Bolting |
| 5392201 | common tarweed | Centromadia pungens ssp. pungens | Skeletons |
| 5392190 | common tarweed | Centromadia pungens ssp. pungens | A young plant |
| 5392191 | common tarweed | Centromadia pungens ssp. pungens | Flowers |
| 5392192 | common tarweed | Centromadia pungens ssp. pungens | Several plants |
| 5392193 | common tarweed | Centromadia pungens ssp. pungens | Stem density |
| 5392194 | common tarweed | Centromadia pungens ssp. pungens | Skeletons |
| 5392195 | common tarweed | Centromadia pungens ssp. pungens | |
| 5392196 | common tarweed | Centromadia pungens ssp. pungens | From overhead |
| 5392197 | common tarweed | Centromadia pungens ssp. pungens | In alkali field |
| 5392198 | common tarweed | Centromadia pungens ssp. pungens | Skeletons |
| 5392113 | cape ivy | Delairea odorata | Inflorescences |
| 5392114 | cape ivy | Delairea odorata | Tree draperies |
| 5392110 | cape ivy | Delairea odorata | Ascending forbs |
| 5392111 | cape ivy | Delairea odorata | Leaves and flowers |
| 5392112 | cape ivy | Delairea odorata | |
| 5392107 | cape ivy | Delairea odorata | |
| 5392108 | cape ivy | Delairea odorata | |
| 5392090 | cardoon | Cynara cardunculus | |
| 5392091 | cardoon | Cynara cardunculus | |
| 5392092 | cardoon | Cynara cardunculus | |
| 5392093 | cardoon | Cynara cardunculus | |
| 5392033 | Malta starthistle | Centaurea melitensis | |
| 5392057 | bull thistle | Cirsium vulgare | White-flowered variant |
| 5392058 | bull thistle | Cirsium vulgare | Many prickly plants |
| 5392059 | bull thistle | Cirsium vulgare | Gone by thistles |
| 5392060 | bull thistle | Cirsium vulgare | Single flower |
| 5392055 | bull thistle | Cirsium vulgare | Weed in the mountains |
| 5392056 | bull thistle | Cirsium vulgare | Flowers |
| 5392053 | Canada thistle | Cirsium arvense | |
| 5392054 | Canada thistle | Cirsium arvense | |
| 5392049 | Canada thistle | Cirsium arvense | Male inflorescence |
| 5392050 | Canada thistle | Cirsium arvense | |
| 5392051 | Canada thistle | Cirsium arvense | |
| 5392052 | Canada thistle | Cirsium arvense | |
| 5392045 | Canada thistle | Cirsium arvense | Seedheads |
| 5392046 | Canada thistle | Cirsium arvense | |
| 5392047 | Canada thistle | Cirsium arvense | Flowerheads |
| 5392048 | Canada thistle | Cirsium arvense | Plants |
| 5392042 | yellow starthistle | Centaurea solstitialis | Q-tip stage |
| 5392043 | rush skeletonweed | Chondrilla juncea | |
| 5392044 | rush skeletonweed | Chondrilla juncea | |
| 5392039 | yellow starthistle | Centaurea solstitialis | A large plant |
| 5392040 | yellow starthistle | Centaurea solstitialis | A dreadful patch |
| 5392041 | yellow starthistle | Centaurea solstitialis | Roadside |
| 5392031 | spotted knapweed | Centaurea stoebe ssp. micranthos | Flower |
| 5392032 | spotted knapweed | Centaurea stoebe ssp. micranthos | Young plant |
| 5392034 | Malta starthistle | Centaurea melitensis | A flower |
| 5392027 | spotted knapweed | Centaurea stoebe ssp. micranthos | Flower |
| 5392028 | spotted knapweed | Centaurea stoebe ssp. micranthos | Big plant |
| 5392029 | spotted knapweed | Centaurea stoebe ssp. micranthos | |
| 5392030 | spotted knapweed | Centaurea stoebe ssp. micranthos | Bigger plant |
| 5392026 | cornflower | Centaurea cyanus | Bachelor button flowers |
| 5392003 | Italian plumeless thistle | Carduus pycnocephalus | Flowers |
| 5392004 | Italian plumeless thistle | Carduus pycnocephalus | A plant |
| 5392005 | Italian plumeless thistle | Carduus pycnocephalus | Setting seed |
| 5391998 | musk thistle | Carduus nutans | |
| 5391999 | musk thistle | Carduus nutans | |
| 5391995 | musk thistle | Carduus nutans | Mature plant |
| 5391996 | musk thistle | Carduus nutans | Mature plant |
| 5391997 | musk thistle | Carduus nutans | Flowerhead |
| 5391993 | musk thistle | Carduus nutans | Young flowerhead |
| 5391994 | musk thistle | Carduus nutans | Flowerhead I |
| 5391899 | common burdock | Arctium minus | Rosette |
| 5391900 | common burdock | Arctium minus | Streamside |
| 5391897 | common burdock | Arctium minus | Flowering stalk |
| 5391898 | common burdock | Arctium minus | Sessile flowers |
| 5391893 | capeweed | Arctotheca calendula | Flowers |
| 5391894 | capeweed | Arctotheca calendula | Single flower |
| 5391895 | great burdock | Arctium lappa | Bur-like flowers |
| 5391896 | great burdock | Arctium lappa | Plantlet |
| 5391884 | stinking chamomile | Anthemis cotula | Flowers |
| 5391885 | stinking chamomile | Anthemis cotula | Plants |
| 5391883 | stinking chamomile | Anthemis cotula | Infestation! |
| 5391819 | croftonweed | Ageratina adenophora | Flowers gone by |
| 5391820 | croftonweed | Ageratina adenophora | Weedy patch |
| 5391821 | croftonweed | Ageratina adenophora | Runners |
| 5391822 | croftonweed | Ageratina adenophora | Closeup of flowers |
| 5391823 | croftonweed | Ageratina adenophora | Flowers side view |
| 5391815 | croftonweed | Ageratina adenophora | Flowers |
| 5391816 | croftonweed | Ageratina adenophora | Single plant |
| 5391817 | croftonweed | Ageratina adenophora | Flock of plants |
| 5391818 | croftonweed | Ageratina adenophora | |
| 5391814 | croftonweed | Ageratina adenophora | On a hill |
| 5391803 | Russian knapweed | Rhaponticum repens | Nice flower |
| 5391804 | Russian knapweed | Rhaponticum repens | Dessicating |
| 5391798 | Russian knapweed | Rhaponticum repens | Harrassing a tree |
| 5391799 | Russian knapweed | Rhaponticum repens | Excluding all else |
| 5391800 | Russian knapweed | Rhaponticum repens | Nasty infestation |
| 5391801 | Russian knapweed | Rhaponticum repens | |
| 5391802 | Russian knapweed | Rhaponticum repens | |
| 5391795 | Russian knapweed | Rhaponticum repens | A young flower |
| 5391796 | Russian knapweed | Rhaponticum repens | A seedhead |
| 5391797 | Russian knapweed | Rhaponticum repens | Conniving foliage |
