Blackstonia acuminata

Blackstonia imperfoliata

Blackstonia perfoliata is an annual plant that can reach heights of up to 40 cm. It typically thrives in chalky and limestone grasslands, sandy dunes, and rocky habitats. The plant features waxy, grey to bluish-green leaves that are oppositely arranged and fused around the stem, giving it a distinct appearance. During the summer and autumn, it produces butter-yellow, cup-shaped flowers with six to eight petals, which close in the afternoon.

Blackstonia perfoliata

Blackstonia perfoliata subsp. perfoliata

Canscora

Canscora parishii

Canscora pentanthera

Centaurium

Centaurium beyrichii

Centaurium chloodes

Centaurium erythraea, known as common centaury, is a biennial or occasionally annual herbaceous plant that develops basal rosettes with smooth, oval leaves featuring prominent veins. From June to September, it produces flowers arranged in terminal clusters or along side shoots. The blooms are pale pink, tubular in shape, and consist of five lobes.

Centaurium erythraea

Centaurium erythraea subsp. grandiflorum

Centaurium erythraea var. capitatum

Centaurium floribundum

Centaurium linariifolium

Centaurium littorale

Centaurium littorale 'Album'

Centaurium littorale subsp. compressum

Centaurium maritimum

Centaurium pulchellum

Centaurium pulchellum subsp. pulchellum

Centaurium rigualii

Centaurium scilloides

Centaurium somedanum

Centaurium spicatum

Centaurium tenuiflorum

Centaurium venustum

Chironia

Chironia baccifera

Chironia krebsii

Chironia linoides

Chironia palustris

Chironia palustris subsp. transvaalensis

Cicendia filiformis

Comastoma cyananthiflorum

Comastoma traillianum

Crawfurdia

Crawfurdia campanulacea

Crawfurdia crawfurdioides

Crawfurdia crawfurdioides var. crawfurdioides

Crawfurdia crawfurdioides var. iochroa

Crawfurdia delavayi

Crawfurdia pasquieri

Crawfurdia speciosa

Crawfurdia speciosa white

Crawfurdia tsangshanensis

Eustoma 'White Dream'

Eustoma exaltatum subsp. russellianum 'Little Belle Blue'

Eustoma grandiflora 'Sakeus341'

Eustoma grandiflora 'Sakeus343A'

Eustoma grandiflorum is an annual or biennial plant that can grow up to 70 cm in height, featuring single stems or branching growth. The leaves are slightly fleshy and exhibit a glaucous, grey-green hue. During the summer months, the plant produces pale purple flowers that are broadly bell-shaped and can reach a diameter of 5 cm. These blooms emerge on elongated stalks, appearing either individually or in clusters from the upper leaf axils. In regions susceptible to frost, it is advisable to cultivate this species as a flowering container plant within a temperate greenhouse. Eustoma grandiflorum is also valued as a cut flower.

Eustoma grandiflorum

Eustoma grandiflorum 'Bridal Lavender'

Eustoma grandiflorum 'Exrosa Blue'

Eustoma grandiflorum 'Exrosa Green'

Eustoma grandiflorum 'Exrosa Pink'

Eustoma grandiflorum 'Exrosa White'

Eustoma grandiflorum 'Exrose Green'PBR

Eustoma grandiflorum 'Flamenco Wine Red'

Eustoma grandiflorum 'Forever Blue'

Eustoma grandiflorum 'Heidi Wine Red'

Eustoma grandiflorum 'Lilac Shadow'

Eustoma grandiflorum 'Mermaid Blue'

Eustoma grandiflorum 'Piccolo Green'

Eustoma grandiflorum 'Rainy Orange'

Eustoma grandiflorum 'Rosita Red' (d)

Eustoma grandiflorum 'Royal Pink'

Eustoma grandiflorum 'Royal Violet'

Eustoma grandiflorum 'The Oxford'

Exaculum pusillum

Exacum encompasses annuals, biennials, or perennials characterized by simple, opposite leaves. The plants produce aromatic, saucer-like flowers that can be purple, blue, white, or pink, featuring five petals and noticeable stamens.

Exacum

Exacum 'Blue Princess'

Exacum 'Fuji White'

Exacum 'Midget Blue'

Exacum 'Midget White'

Exacum 'Rex 25'PBR

Exacum 'Royal Dane'

Exacum 'White Princess'

Exacum affine is a small, bushy plant that can grow up to 30 cm tall, functioning as either an annual or biennial. It features ovate leaves that are a deep green in color. The flowers measure approximately 2 cm in diameter and can be purple, pink, or white, showcasing prominent yellow stamens.

Gentianaceae