Bilder Videos

Erle Bilder ❘ Science Photo Library

Common alder (Alnus glutinosa) foliage
13950666 - Common alder (Alnus glutinosa) foliage
Alder (Alnus sp.) catkins, X-ray
13673141 - Alder (Alnus sp.) catkins, X-ray
Common alder (Alnus glutinosa)
13672715 - Common alder (Alnus glutinosa)
Alder catkins
13633476 - Alder catkins
Alder beetle
13633536 - Alder beetle
Common alder (Alnus glutinosa)
13218291 - Common alder (Alnus glutinosa)
Common alder (Alnus glutinosa) catkins
13504306 - Common alder (Alnus glutinosa) catkins
Alder leaf beetles
13496906 - Alder leaf beetles
Ament flower cluster of an Italian alder (Alnus cordata)
13435885 - Ament flower cluster of an Italian alder (Alnus cordata)
Alder beetle
13633532 - Alder beetle
Four leaves
13477306 - Four leaves
Goldfinch
13736584 - Goldfinch
Goldfinch
13736583 - Goldfinch
Section of alder, polarised light micrograph
12645585 - Section of alder, polarised light micrograph
Alder leaf beetles
13496915 - Alder leaf beetles
Cross-section of alder, polarised light micrograph
12645588 - Cross-section of alder, polarised light micrograph
Young alder leaves
12650867 - Young alder leaves
Cross-section of alder, polarised light micrograph
12645586 - Cross-section of alder, polarised light micrograph
Alder (Alnus sp.) catkins, X-ray
12949020 - Alder (Alnus sp.) catkins, X-ray
Young alder leaves
12650872 - Young alder leaves
Drought and water tables
12349848 - Drought and water tables
Snow on alder catkins
12648709 - Snow on alder catkins
Snow on alder catkins
12648707 - Snow on alder catkins
Section of alder, polarised light micrograph
12645587 - Section of alder, polarised light micrograph
Common alder tree,illustration
11727881 - Common alder tree,illustration
Mountain alder (Alnus sp.)
12285242 - Mountain alder (Alnus sp.)
Allergenic pollen (ragweed, sagebrush, timothy, scotch broom
12301432 - Allergenic pollen (ragweed, sagebrush, timothy, scotch broom
Common alder bark
11710229 - Common alder bark
Alder (Alnus glutinosa) tree,artwork
11648632 - Alder (Alnus glutinosa) tree,artwork
Alder
12284446 - Alder
Allergenic pollen (ragweed, sagebrush, timothy, scotch broom
12301458 - Allergenic pollen (ragweed, sagebrush, timothy, scotch broom
Allergenic pollen (ragweed, sagebrush, timothy, scotch broom
12301456 - Allergenic pollen (ragweed, sagebrush, timothy, scotch broom
Alder
12284447 - Alder
Calcareous sinter and leaves
11715963 - Calcareous sinter and leaves
Common alder (Alnus glutinosa) buds
11644354 - Common alder (Alnus glutinosa) buds
Alder leaves damaged by insects
11687762 - Alder leaves damaged by insects
Alder (Alnus glutinosa)
11649478 - Alder (Alnus glutinosa)
Frost-covered catkins
11649811 - Frost-covered catkins
Alder plants
11657591 - Alder plants
Alder (Alnus glutinosa) tree,artwork
11648633 - Alder (Alnus glutinosa) tree,artwork
Catkins on an alder tree
11806629 - Catkins on an alder tree
Alder tree pollen grain,SEM
11610690 - Alder tree pollen grain,SEM
Alder (Alnus glutinosa)
11631760 - Alder (Alnus glutinosa)
Erle Pollen 4000x - Pollen, Erle
12525981 - Erle Pollen 4000x - Pollen, Erle
Alder (Alnus glutinosa)
11631761 - Alder (Alnus glutinosa)
Alder Wood Vessels,SEM
12046647 - Alder Wood Vessels,SEM
Common alder (Alnus glutinosa) leaf
11646260 - Common alder (Alnus glutinosa) leaf
Alder tree Alnus glutinosa,artwork
11616487 - Alder tree Alnus glutinosa,artwork
Common alder
11541277 - Common alder
Wind dispersal of pollen from catkins
11539167 - Wind dispersal of pollen from catkins
Alder catkins shedding pollen
11539110 - Alder catkins shedding pollen
Black alder root nodules
11525053 - Black alder root nodules
Alder sawfly larva (Fenusa dohrnii)
12037782 - Alder sawfly larva (Fenusa dohrnii)
Red alder
12049541 - Red alder
Logs of European alder trees
11746772 - Logs of European alder trees
Wind dispersal of pollen from alder tree
11539227 - Wind dispersal of pollen from alder tree
European alder leaf
11596245 - European alder leaf
Cudoniella fungus
11558200 - Cudoniella fungus
Alder
11540779 - Alder
Common Alder Tree Pollen SEM
11635533 - Common Alder Tree Pollen SEM
Alder (Alnus glutinosa)
11568179 - Alder (Alnus glutinosa)
Toothwort (Lathraea squamaria)
11536163 - Toothwort (Lathraea squamaria)
Pollarded Alder tree showing regrowth
11630358 - Pollarded Alder tree showing regrowth
Alder catkins
11538020 - Alder catkins
Leaf gall on alder leaves
11558879 - Leaf gall on alder leaves
Alder catkins shedding pollen
11539112 - Alder catkins shedding pollen
White-winged crossbill,artwork
11616887 - White-winged crossbill,artwork
Logging of an Alder forest
11746770 - Logging of an Alder forest
Alder tree Alnus glutinosa,artwork
11616486 - Alder tree Alnus glutinosa,artwork
Pollarded alder tree
11611689 - Pollarded alder tree
Alder pollen grain,SEM
11594124 - Alder pollen grain,SEM
Common Alder. (Alnus glutinosa)
11540887 - Common Alder. (Alnus glutinosa)
Wind dispersal of pollen from male Catkins
11539166 - Wind dispersal of pollen from male Catkins
Alder (Alnus glutinosa)
11561933 - Alder (Alnus glutinosa)
Male alder catkins (Alnus glutinosa)
11541132 - Male alder catkins (Alnus glutinosa)
Winterberry
12025389 - Winterberry
Alder trees in a swamp
11578783 - Alder trees in a swamp
Lakeside plants
11550539 - Lakeside plants
Alder (Alnus pendula)
11568532 - Alder (Alnus pendula)
European alder leaf
11593891 - European alder leaf
Pollen dispersed by wind
11539111 - Pollen dispersed by wind
Oyster mushrooms
11525512 - Oyster mushrooms
Uprooted Alder trees (Alnus glutinosa)
11568180 - Uprooted Alder trees (Alnus glutinosa)
Alder (Alnus glutinosa)
11561934 - Alder (Alnus glutinosa)
Root Nodules
12028857 - Root Nodules
Alder (Alnus sp) pollen
12011447 - Alder (Alnus sp) pollen
Rock Glaciers
12018993 - Rock Glaciers
Alder Psyllid (Psylla alni)
12001551 - Alder Psyllid (Psylla alni)
Kurt Alder
12066363 - Kurt Alder
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