All Species

Bitrichia danubiensis

Bitrichia longispina

Bitter Apple

Solanum incanum

bitter-ash

Rauvolfia nitida

Bitter Beech Bolete

Caloboletus calopus

Bitterberry

Shepherdia canadensis

Bitter Bolete

Tylopilus felleus

Bitter Chocolate Rust

Uromyces ficariae

Bittercress

Cardamine hirsuta

bitter daisy

Erigeron acris

Bitter Flax

Linum catharticum

Bitter ginger

Zingiber zerumbet

bitter-grass

Tabernanthe iboga

Bitter Karee

Searsia marlothii

Bitter Knight

Tricholoma acerbum

bitter-kola

Garcinia afzelii

bitter-kola

Garcinia kola

Bitternut

Carya cordiformis

Bitter Panicum

Panicum amarum

Bitter-Root

Apocynum androsaemifolium

bitter sneezeweed

Helenium amarum

Bitter Tooth

Hydnellum scabrosum

Bitter Vetch

Vicia ervilia

Bitter Vetch

Lathyrus linifolius

Purbeck Nomad Bee

Nomada errans

Bitter Waxcap

Hygrocybe mucronella

Bitter Webcap

Cortinarius infractus

bitterwood

Simarouba amara

bituberculate scale

Palaeolecanium bituberculatum

Black Abalone

Haliotis cracherodii

Black Afara

Terminalia ivorensis

black alpine sedge

Carex atrata

Black-and-chestnut Warbling Finch

Poospiza whitii

Black and gold bumble bee

Bombus auricomus

Poor Man's Cycad

Encephalartos villosus

black-and-white ruffed lemur

Varecia variegata