Eustoma russellianum, is a species of flowering plant in the Gentian family. Its previous binomial name was Eustoma grandiflorum . Common names include Texas bluebells, Texas bluebell, Bluebell, Showy prairie gentian, Prairie gentian The Bolero Deep Blue, and Lisianthus.

Description

Eustoma russellianum has blue-green waxy leaves and showy bell shaped flowers in blue pink or white each borne singly on an upright plant. Depending on where it grows it may present as an annual, biennial or perennial plant. It is found in the Great Plains

Great Plains

The Great Plains are a broad expanse of flat land, much of it covered in prairie, steppe and grassland, which lies west of the Mississippi River and east of the Rocky Mountains in the United States and Canada. This area covers parts of the U.S...

 region.

List of diseases of Eustoma russellianum

Fungal diseases
Botrytis blight	Botrytis cinerea Botrytis cinerea Botrytis cinerea is a necrotrophic fungus that affects many plant species, although its most notable hosts may be wine grapes. In viticulture, it is commonly known as botrytis bunch rot; in horticulture, it is usually called grey mould or gray mold.The fungus gives rise to two different kinds of...
Cercospora leaf spot	Cercospora eustomae
Curvularia blotch	Curvularia sp.
Downy mildew	Peronospora chlorae
Fusarium stem rot	Fusarium solani Fusarium avenaceum
Fusarium wilt	Fusarium oxysporum
Phyllosticta leaf spot	Phyllosticta sp.
Pythium root rot	Pythium sp.
Rhizoctonia stem rot	Rhizoctonia solani Rhizoctonia solani Rhizoctonia solani is a plant pathogenic fungus with a wide host range and worldwide distribution. This plant pathogen was discovered more than 100 years ago. Rhizoctonia solani frequently exists as thread-like growth on plants or in culture. Asexual spores are not produced, only the sexual stage...
Sclerophoma stem blight	Sclerophoma eustomis

Viral and viroid diseases

Viral and viroid diseases
Bean yellow mosaic	genus Potyvirus, Bean yellow mosaic virus (BYMV)
Cucumber mosaic	genus Cucumovirus, Cucumber mosaic virus (CMV)
Impatiens necrotic spot	genus Tospovirus, Impatiens necrotic spot virus (INSV)
Lisianthus necrosis	Lisianthus necrosis virus (LNV)
Tobacco mosaic	genus Tobamovirus, Tobacco mosaic virus (TMV)