B
- Baccharis (1)
- Bacorn, Mr. (1)
- Bad Water Basin (1)
- Badlands (9)
- Bagwells Lake (1)
- Baileys Falls (2)
- Bailly Town (2)
- Bald Knob (14)
- Bald Mountain (3)
- Balsam Fir (26)
- Balsam Point (1)
- Balsam Poplar (10)
- Balsa (1)
- Baltic Rush (2)
- Banana Yucca (3)
- Banana (5)
- Banyan Tree (2)
- Barberry (2)
- Barking Sands (5)
- Barnacles (6)
- Barnegat Bay (1)
- Barnegat Beach (1)
- Barnes, Charles Reid, 1858-1910 (1)
- Barns (2)
- Barrel Cactus (18)
- Bars (Geomorphology) (5)
- Basalt (2)
- Basins (Geology) (10)
- Baskins Creek Trail (1)
- Bass Lake (1)
- Basswood (24)
- Bathing beaches (1)
- Battleship Rock (1)
- Bauman (1)
- Bay Berry Willow (3)
- Bay Hops (1)
- Bays -- Michigan (2)
- Bays (64)
- Beach Grass (32)
- Beach plants (3)
- Beach Ridge 2 (1)
- Beach Ridge 4 (1)
- Beach ridges (16)
- Beach She Oak (1)
- Beaches -- Michigan (1)
- Beaches -- New York (State) (1)
- Beaches (48)
- Beach (60)
- Bear Canyon (1)
- Bear Grass (8)
- Bearberry Willow (1)
- Bears (2)
- Beautiful Jacobs Ladder (1)
- Beaver Dam Mountains (4)
- Beaver Island (28)
- Beaver Mountain (1)
- Beaver Tail Cactus (1)
- Beavers (6)
- Bee culture (1)
- Beech Gap (2)
- Beech (65)
- The Beehive (1)
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- Bellflower (2)
- Belton (9)
- Bennett (1)
- Berberis fremontii (1)
- Berberis vulgaris (1)
- Berberis (3)
- Bessey, Charles E. (Charles Edwin), 1845-1915 (1)
- Bethel Hollow (15)
- Betula alba (1)
- Betula alleghaniensis (2)
- Betula lenta (3)
- Betula lutea (13)
- Betula papyrifera ? (25)
- Betula papyrifera (25)
- Betula pumila (1)
- Betula (57)
- Biddulph, Orlin (2)
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- Big Bay Lake (2)
- Big Bay (6)
- Big Bend National Park (1)
- Big Berry Manzanita (2)
- Big Bluestem (5)
- Big Cord Grass (4)
- Big Creek Gap (34)
- Big Fir (1)
- Big Lake (1)
- Big Leaf Magnolia (1)
- Big Point Sable (1)
- Big Sable Point (1)
- Big Sagebrush (6)
- Big Spring Prairie (2)
- Big Springs (1)
- Big Spring (2)
- Big Thompson Canyon (1)
- Bigelows Tansy Aster (1)
- Biota orientalis (1)