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The illustration shown here dates to 1922. Pictured here are North American Wildflowers: from left
UMG25A05_409

The illustration shown here dates to 1922. Picture...

San Diego button-celery is listed as endangered under the Endangered Species Act. It occurs mostly along coastal areas in southern California and spans from the border of Mexico to Huntington Beach in...
UMG22A15_338

San Diego button-celery is listed as endangered un...

San Diego ambrosia (Ambrosia pumila) is a perennial herb that primarily inhabits grasslands and drainages in a small segment of San Diego County. It is listed as endangered under the Endangered Specie...
UMG22A15_334

San Diego ambrosia (Ambrosia pumila) is a perennia...

San Diego button-celery is listed as endangered under the Endangered Species Act. It occurs mostly along coastal areas in southern California and spans from the border of Mexico to Huntington Beach in...
UMG22A15_337

San Diego button-celery is listed as endangered un...

Santa Ana suckers are listed as threatened under the Endangered Species Act. There are three isolated populations left in southern California. This sucker is photographed in the Santa Ana River ca. 22...
UMG22A15_343

Santa Ana suckers are listed as threatened under t...

An endangered amur tiger in ussurllsk taiga, siberia, russia.
UMG20B12_225

An endangered amur tiger in ussurllsk taiga, siber...

Endangered ussuri tigers (amur tigers) in ussurllsk taiga in siberia, russia.
UMG20B12_216

Endangered ussuri tigers (amur tigers) in ussurlls...

About 430 species of amur tigers remained in russia, they inhabit territory of maritime and khabarovsk regions, russian government adopted federal programme of keeping save of amur tiger which contain...
UMG20B09_418

About 430 species of amur tigers remained in russi...