Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Cross section leaf of plant under the light microscope view for botany education.
plant Zea Stem C.S. under light mircoscope with white background
centropyxis aculeata (amoeboid organism) under the microscope - optical microscope x400 magnification
Photomicrograph of two rotifers. Rapidly rotating cilia at top of heads, internal organs visible. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
European Elder or European Black Elderberry, (Sambucus nigra), flowering, Bavaria, Germany
Bone marrow plasma cells .Plasma cell neoplasms are diseases in which the body makes too many plasma cells. Plasma cell neoplasms can be benign or malignant. Diagnosed with Immunostain CD138 positive.
Evergreen shrub, Hebe, with blooming flowers in Pembrokeshire, Wales.
White flowers on tree in the park
Allium ursinum en fleur.
Fruits of masterwort (Peucedanum ostruthium). Pennine Alps. Piedmont. Italy.
Gambusia is a large genus of fish in family Poeciliidae. Gambusia contains over 40 species, most of which are principally found in freshwater habitats, though some species may also be found in brackish or saltwater habitats.
Wood anemones in a nature reserve woodland.
Photomicrograph of algae, Cosmarium turpinii, a desmid. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.
Eucomis, pineapple lily, 'Cornwood' in flower.
A close up of the blooming herb clematis (Clematis manschurica).
Abelia grandiflora plant with flowers
beautiful and colorful flowers, rose, lotus
Flower of Lenten rose (Helleborus orientalis).
Dendrobium speciosum, commonly known as the rock orchid or cane orchid, is a species of Australian orchid. Its varieties can be found in a range of habitats as epiphytes (on branches or trunks of trees) or lithophytes. It has a continuous distribution along the east coast of Australia and in distinct populations along the Tropic of Capricorn.
Hebe in Kent, England. This flowering shrub is native to New Zealand where it is the largest plant genus
Campanula latifolia is a type species of the genus Bellflower family. Perennial herbaceous plant of meadows, fields, forests. Karelia taiga. Black beetle collects nectar from a bluebell.
Photomicrograph of filamentous blue-green algae, Oscillatoria species. Each band along the stand is one cell. This filament is very short probably having recently parted from a longer one. Filaments are typically many times longer. This algae is mobile, it moves and twists through the water. San Francisco Bay, California, USA. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination. Note - motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Spirogyra algae (filamentous green algae) under the microscope - optical microscope x400 magnification
Toothwort, a wildflower, in a swamp in Connecticut. Also known as crinkleroot.
Close up of white Portugese suill (scilla peruviana) flowers in bloom
White Garlic flowers
Photograph of autotrophic Euglena through microscope under brightfield illumination.
Exochorda racemosa, commonly called pearlbush or common pearlbush, is a species of the rose family and is mostly found in Japan and China. Common pearlbush is a loose, upright, early-blooming, deciduous shrub, with the flower buds resembling white pearls, hence the common name. Flowers bloom in spring (April-May) just during the cherry blossom season, each flower being 5-petaled, cup-shaped and white.
Woodruff in a Forest in Germany
Untouched nature. When a small piece of cultivated land is left alone for a year during the summer, a remarkable transformation takes place. wildflowers begins to emerge, painting the landscape with vibrant hues. Native plants reclaim their territory and bring biodiversity back to the area. Buried seeds from seasons past awaken, shooting up.
Free Images: "bestof:Merian - Topographia Saxoniae Inferioris.jpg Descrption Part of the title page of Topographia Saxoniae Inferioris shows duke Widukind with later included"
Qur'an_manuscript_Surat_al-Nisa'._(1).tif
Thraciae-veteris-typvs.jpg
Sylvia Field (LOC) (7314071234).jpg
Hector_Berlioz,_Béatrice_et_Bénédict_score_title_page_-_Restoration.jpg
Whetstone_Square_1939.jpg
Gristmill_Hopper_1938.gif
King Geo. at Trooping of Colors, May 1911 (LOC).jpg
Jack Barnato Joel.jpg
Royal_visit_1963_-_Garden_Party_at_Government_House,_Sydney_NSW.jpg
Royal_visit_1963_-_Garden_Party_at_Government_House,_Sydney_NSW.jpg
Royal_visit_1963_-_Garden_Party_at_Government_House,_Sydney_NSW.jpg
Oimet 4176222601 af29340b97 o.jpg
Bedford 2163041819 809bf77656 o.jpg
Cooke 3533687706 aece5a8a3c o.jpg
Richards 4176978834 acb854b3e6 o.jpg
Ward 2163541174 2df8e4f615 o.jpg
Gyp 2422667831 20669b23e4 o.jpg
Hot Springs Arkansas 4276172895 520096f271 o.jpg
Adams 3029427283 7cc2e26b05 o.jpg
Scotti 2422671709 c67c6163ea o.jpg
John Wolcott Adams in his studio (1913).jpg
Gaston_Phoebus_-_Livre_de_la_chasse_-_Google_Art_Project.jpg
Thomas_Mitchell_-_The_battle_of_the_Saintes.jpg
J.S. Blackton & daughter (LOC) (21682982254).jpg
Narva basin map.svg
Wappen Grafschaft Sachsen-Lauenburg.svg
Samuel_Walters_-_merchantman_Duke_of_Lancaster.jpg
Erich_von_Calenberg_II.jpg
The_Windmill_LACMA_M.79.13.5.jpg
Geo. S. Patton (LOC) (15029280020).jpg
Christabel Pankhurst 1918 (2).jpg
Admiral Sir Stanley Colville (LOC).jpg
Sir Adam and Lady Beck (LOC).jpg
Prince (of) Wales, King Manuel, Duke Connaught (LOC).jpg
John Slaton and wife.jpg
Annapolis,_1913_(LOC).jpg
Sousa (LOC) (28782088164).jpg
J.P. Sousa (LOC) (26572004631).jpg
V. Herbert (LOC) (29761145352).jpg
Kath. Stinson in Japan (LOC) (16406053839).jpg
Peace Hurrah (LOC) (29874761465).jpg
"N3," Japan (LOC) (26775146275).jpg
Miss Boku (LOC) (25841570803).jpg
Clarence Mackay -- J.W. Gerard (LOC) (16686238820).jpg
John Haugen - Edmonton Ski Tournament (LOC).jpg
Peace Hurrah (LOC) (29874748055).jpg
Peace Hurrah (LOC) (29839816686).jpg
Hughes Campaigners (LOC) (14960376987).jpg
Mrs. J. McCormack - Dr. Marriss (LOC) (29086338195).jpg
King Geo. "going" (moving) to open Parliament (LOC).jpg
Joffre in Br'klyn (i.e., Brooklyn) (LOC) (17781437280).jpg
R. Tagore (LOC) (15532840616).jpg
G. Marconi & Elise Von. R. Owen (LOC) (19983926048).jpg
Joffre in Br'klyn (i.e., Brooklyn) (LOC) (17969046995).jpg
Joffre in Br'kl'n (i.e., Brooklyn) (LOC) (17782801849).jpg
Joffre in Br'klyn (i.e., Brooklyn) (LOC) (17965916482).jpg
Marconi & Hunter College students (LOC) (19983924778).jpg
Joffre, Sharp, Pershing, Paris, July 4, 1917 (LOC) (21219527996).jpg
Map showing Czechoslovakia's location in Central Europe (LOC) (29136678232).jpg
Hughes in N.Y., 1916 (LOC) (15309135340).jpg
Duke of Warren - Surrey 4690140825 7ebd66bffb b.jpg
Sousa's Great Lakes Band (LOC) (26364460150).jpg
Royal_visit_1963_-_Departure_of_the_Royal_Yatch_Britannia.jpg
Grand Duke Alexander Mikhailovich of Russia 4256208903 2055ec15bb o.jpg
Rosalind Hamilton, Duchess of Abercorn, ca. 1914.jpg
Mary Duke Biddle 01.jpg
Long Branch 3774623309 45b0bbb4e9 o.jpg
George Stuart Nixon.jpg
Nelson 2989423011 2aa05acc86 o.jpg
Wallace Morgan 001f.jpg
Zubiran 5285334005 c32e00ba06 o.jpg
NYAC 2162894593 d69ff151fa o.jpg
Reggie Vanderbilt 2163511604 281b5747cf o.jpg
Gibbons 5208803401 2111638f75 o.jpg
Utah 2163693498 47d91aa26d o.jpg
Helen Preece 4a778c573b o.jpg
W.G. Loew 2162708835 a7aa8f3baa o.jpg
Winders 2163527112 6b9821fa0b o.jpg
Royal_visit_1963_-_Investiture_held_by_H.M._Queen_at_Government_House,_Sydney_NSW.jpg
Elizabeth_Tashjiaan,_American_painter,_1912-2007.jpg
Crown Prince Denmark 5125513827 c7a710ba95 o.jpg
Vardon 4176963608 04f13856ce o.jpg
GlennCurtiss 001a.jpg
Heinrich's Aeroplane 5642875559 ced51e378b o.jpg
Von Krosigk 2808253629 21748d61f8 o.jpg
Penfield 2162928575 d9b28de2df o.jpg
Alfred Leblanc in the cockpit (ca. 1915).jpg
Cooke 3532869571 2c43802ac3 o.jpg
Josephine Diebitsch Peary.jpg
Illustrators 4954231190 8dd6baa83f o.jpg
Flora Zabelle 2948783315 b10a8ac679 o.jpg
Brown 2496405625 0e2014e8f4 o.jpg
Constance Warren and Count Guy De Lasteyrie 2516562468 92395c5af1 o.jpg
Dawson 2556386806 8a2b678124 o.jpg
Lieutenant Harold E. Geiger war games 1912.jpg
Jay Gould 3775431480 d76330d01f o.jpg
Parle class 2162889173 72eaace2e1 o.jpg
Sorg 2496404763 6225f06082 o.jpg
Josephine Diebitsch Peary edit.jpg
British Isles Euler diagram 15.svg
Terms of Use   Search of the Day