Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Leiden leaf c.s. under microscope
plant Flower bud of Lilium brownii var.viridulum T.S.\nunder light mircoscope with white background
Aerial view of loyster farm by Ardara, County Donegal - Ireland.
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.
Green Grass on a Light Background Close-up. Modern Nice Flower Decor. Natural Detail.
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.
amazing inhabitants of the microworld under a microscope
Micro world
Moringa leaves isolated on a white background, Moringa leaf herbal plant
Liver Fluke Section under light microscope with white background
Dicot plants stem show plant vascular tissue under light microscope view for botany education.
Isolated yellow trumpet flowers
black locust branch isolated on white background
Focus scene on spices - cardamon
Algaes under microscopic view
Calochortus albus is a species in the genus Calochortus in the family Liliaceae. It is also known by the common names fairy lantern, white fairy lantern, pink fairy lantern, lantern of the fairies, globe lily, white globe lily, white globe-tulip, alabaster tulip, Indian bells, snowy lily-bell, and snow drops. Cuesta Ridge, Los Padres National Forest, California
Representatives of the Lemnaceae, the duckweed family, are well-adapted for use as bioindicators for testing soil and water for toxic substances.  Their rapid multiplication and the simplicity of their anatomy are important advantages for this use.
A stalk of leaves getting smaller and smaller on a white background.
Yellow flowers on a blooming witch hazel branch (Hamamelis) isolated on a white background, medicinal plant used for skin care cosmetics, copy space, selected focus, narrow depth of field
Big green isolated tropical leaf
Empress tree branch with buds isolated on white
Photomicrograph of two rotifers. Rapidly rotating cilia at top of heads, internal organs visible. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Cheilocostus speciosus or Crepe ginger flowers on white background
Closed up Leaf skeleton - white background.
Microalgae under microscopic view, green algae, cyanobacteria, phytoplankton, diatom, algae mix collage background
Group of colourful multicoloured flowering orchid plants. Shallow depth of field. Blurred background. Captured with a full frame mirrorless camera with a fast prime lens at relative low ISO resulting in a clean image.
Lily leaf c.s. under microscope
Close-up of isolated twig of thai hedge plant
Cross section leaf of plant under the light microscope view for botany education.
Yellow orchid tropical plant in forest
Free Images: "bestof:Senna alata Blanco1.124-cropped.jpg Plate from book Flora de Filipinas Gran edicion Atlas I http //bibdigital rjb csic es 1880-1883 Francisco Manuel Blanco O S"
Fontaine_Diane_Fountain_Diana_Anet_Louvre_MR_1581,_MR_sup_123.jpg
De qué lado caerá, de Demócrito.jpg
Miranda en la Carraca by Arturo Michelena.jpg
Modern_Languages_at_Finger_Lakes_Community_College_-_Costa_Rica_2013.jpg
Stroop Report - Warsaw Ghetto Uprising 06.jpg
Stroop Report - Warsaw Ghetto Uprising 06b.jpg
Ferrocarriles Argentinos - Gran Capitán.jpg
Maja_vestida_(Prado).jpg
Maja_desnuda_(museo_del_Prado).jpg
Don_Manuel_Osorio_Manrique_de_Zunica.jpg
Francisco Franco 1930.jpg
FRUTILLAR:_Erupción_volcán_Calbuco.jpg
Goya_Maja_naga2.jpg
Condesa_de_chinchon.jpg
Manuel_Domínguez_Sánchez_-_Margarita_delante_del_espejo.jpg
Goya_Maja_ubrana2.jpg
Goya_Dog.jpg
Cristo_en_la_cruz_(Goya).jpg
Francisco_de_Goya_y_Lucientes_-_Gaspar_Melchor_de_Jovellanos.jpg
Juan Francisco Ordoñez.jpg
Doña_Juana_"la_Loca"_(Pradilla).jpg
Vicente_López_Portaña_-_el_pintor_Francisco_de_Goya.jpg
Francisco_de_Goya_y_Lucientes_-_Duelo_a_garrotazos.jpg
Poisson polychrome terre cuite chypre amathonte Louvre AM 976.jpg
Francisco_de_Goya_y_Lucientes_016.jpg
Sphinx_serapeum_saqqara_Louvre_N_391.jpg
Stèle_albâtre_syrie_Aruad_Arados_Louvre_AO4815.jpg
Carta_Marina.jpeg
El_dos_de_mayo_de_1808_en_Madrid.jpg
Couvercle_sarcophage_saïda_Sidon_Liban_Louvre_AO5012.jpg
Francisco_de_Goya,_Saturno_devorando_a_su_hijo_(1819-1823).jpg
La_familia_de_Carlos_IV.jpg
Faune_au_chevreau_Faun_with_kid_Lepautre_Louvre_M.R.1808.jpg
La Rendición de Bailén (Casado del Alisal).jpg
Polish_cavalry_in_Sochaczew(1939)a.jpg
LindisfarneFol27rIncipitMatt.jpg
Gustave_Wappers_-_Épisode_des_Journées_de_septembre_1830_sur_la_place_de_l'Hôtel_de_Ville_de_Bruxelles.jpg
Layla_and_Majnun2.jpg
Gottlieb-Jews_Praying_in_the_Synagogue_on_Yom_Kippur.jpg
Manuel Seijas.JPG
Retrato_de_don_José_Moreno_Nieto._Pintado_por_Casado_del_Alisal_en_1882.jpg
Marques de miraflores.jpg
Manuel de la Pezuela y Cevallos, marqués de Viluma (Palacio del Senado de España).jpg
Campanahuesca.jpg
La_campana_de_Huesca.jpg
Manuel_Lapeña.JPG
JoseFranciscoVergara.jpg
Retrato_ecuestre_de_Manuel_Godoy.jpg
Manuel_Ruiz_Zorrilla_(Museo_de_Albacete).JPG
Francis1januarius.jpg
Paseo Andalucía (detalle) Goya lou.jpg
Murillo-estigmatizacion-mba-sevillla.JPG
Francisco_de_Goya_y_Lucientes_105.jpg
Vicente_guillo.jpg
Hornillo,_perula_y_dos_lebrillos.jpg
Retrato del deán López Cepero, de Antonio María Esquivel (Museo de Bellas Artes de Sevilla).jpg
Fernando VII Zaragoza.JPG
María de Médici, reina de Francia (Museo Cerralbo).JPG
Carlos_IV_por_Francisco_Bayeu.jpg
Práxedes_Mateo_Sagasta._Pintado_por_Casado_del_Alisal_en_1884.jpg
Anguissola,_Sofonisba_-_Portrait_of_a_Young_Lady_-_Google_Art_Project.jpg
Museo Provincial de Zaragoza - PC301836.jpg
Francisco_de_Zurbarán_Adoración_de_los_pastores_(excerpt).JPG
MariadeMedici.jpg
Vista del Paseo de Cristina (Ayuntamiento de Sevilla).jpg
Placas tectonicas es.svg
'Still_Life_with_Oranges,_Jars,_and_Boxes_of_Sweets',_by_Luis_Meléndez.jpg
Joaquín_María_López.png
Antonio_de_los_Ríos_Rosas_1874_Francisco_Sans_Cabot..jpg
Alejandro_Mon_Menéndez.jpg
Alejandro_Mon.png
Milagro de la conducción de las aguas con el báculo (Museo de Bellas Artes de Sevilla).JPG
Retrato de Fernando VII con manto real-Canal Imperial-1815.jpg
Francisco Martínez de la Rosa (Congreso de los Diputados de España).jpg
Retrato del rey Alfonso XII de España (Universidad de Salamanca).png
Carrera_por_J.F.Gonzalez.jpg
Francisco_de_Longa_y_Anchía_(Museo_de_Bellas_Artes_de_Valencia).jpg
Francisco_de_Paula_Sanz_de_Andino_y_Martí_(Ayuntamiento_de_Cartagena).jpg
Mallendesalazar.jpg
Escudo de San Juan de los Lagos.svg
Muerte del Marqués del Duero 1884 Joaquín Agrasot y Juan.jpg
Portrait_d'homme,_anciennement_portrait_de_Denis_Diderot_par_Fragonard.jpg
Antonio_Alcalá_Galiano,_de_José_Casado_del_Alisal_(Congreso_de_los_Diputados_de_España).jpg
Baldomero_Espartero,_Prince_of_Vergara.jpg
Araya,_Agustin_(orig_de_Blanes)_-_Los_ultimos_momentos_de_JM_Carrera.jpg
Manuel_Laraña_y_Ramírez,_rector_de_la_Universidad_de_Sevilla_(Universidad_de_Sevilla).jpg
El juramento de las Cortes de Cádiz en 1810.jpg
Flag of Sabanalarga (Antioquia).svg
LopedeVega.jpg
Pedro Agustín Girón.jpg
Primera_piedra_del_Monumento_a_San_Fernando.jpg
La_Inmaculada_Concepción,_en_el_retablo_de_la_capilla_de_San_Pedro_(Catedral_de_Sevilla).jpg
Inmaculada_Concepción,_de_Francisco_de_Zurbarán_(Retablo_de_la_capilla_de_San_Pedro_de_la_catedral_de_Sevilla).jpg
Manuel_González_Salmón,_por_Vicente_López_Portaña_(Real_Academia_de_Bellas_Artes_de_San_Fernando).JPG
Manuel García Barzanallana, marqués de Barzanallana (Palacio del Senado de España).jpg
Francisco Serrano y Domínguez (Palacio del Senado de España).jpg
Francisco Javier de Istúriz (Palacio del Senado de España).jpg
Francisco Santa Cruz Pacheco (Palacio del Senado de España).jpg
Manuel Gutiérrez de la Concha, marqués del Duero (Palacio del Senado de España).jpg
Mauricio Carlos de Onís (Palacio del Senado de España).jpg
Terms of Use   Search of the Day