Black mangrove shootsBiscayne National Park; National Park ServiceBlack mangrove shoots.
Black mangrove stumpBiscayne National Park; National Park ServiceBlack mangrove stump. Avicenniaceae.
Blackberry elder blossomsKings Mountain National Military Park162-7-2 Sambucus Can. Blackberry Elder
Bladder campionKings Mountain National Military ParkBladder Campion C Seed Structure C.S. 61-14-2 Haunaer SNP
Bladder campionKings Mountain National Military Park#51 61-14-2 VP Bladder Champion
Blue flag irisKings Mountain National Military Park36-4-5 Iris Versicolor 691 HH 6/18/65 Blue Flag Iris BM Swamp
Blue heron on edge of waterEverglades National Park; National Park ServiceView of Great Blue Heron at edge of water with much vegetation in background.
Boat on water, June 1958Everglades National Park; National Park ServiceDistant view of boat in background near mangroves; mangrove tree in foreground; "Mangroves, scenic shot with boat in distance, also root structure".
Building 1A, Harper House kitchen yard, visitors on stone steps, 1975Harpers Ferry National Historical ParkHARPER HOUSE KITCHEN YARD, Stone Steps, Roof of Bldg. 38 and Loudoun Heights, in background. Visitors on Stone Steps. Files. Original caption: Park: HFNHP. Negative No. NHF-3532 8x10. See Classification No. Subject: HARPER HOUSE KITCHEN YARD, Stone Steps, Roof of Bldg. 38 and Loudoun Heights in background. Visitors on Stone Steps. Purpose: Files. Photographer and Companions: Edwin Fitzpatrick, Jefferson Ave., Charles Town, W. Va. Date: July 24, 1975.