Diascia integerrima

{{Short description|Species of plant in the genus Diascia}}

{{Speciesbox

|image=

|genus=Diascia (plant)

|species=integerrima

|authority=E.Mey. ex Benth.

|synonyms_ref=

|synonyms=

• Diascia moltenensis Hiern
• Nemesia hastata Benth.

}}

Diascia integerrima, the entire-leaved twinspur, is a species of flowering plant in the family Scrophulariaceae, native to South Africa and Lesotho.{{cite web |url=http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:801913-1 |title=Diascia integerrima E.Mey. ex Benth. |author= |website=Plants of the World Online |publisher=Board of Trustees of the Royal Botanic Gardens, Kew |access-date=30 May 2021 }} It is the hardiest of the twinspurs, to USDA zone 6a.{{cite web |url=https://plants.ces.ncsu.edu/plants/diascia-integerrima |title=Diascia integerrima |author= |date=2021 |website=North Carolina Extension Gardener Plant Toolbox |publisher=N.C. Cooperative Extension |access-date=30 May 2021 }} It gained the Royal Horticultural Society's Award of Garden Merit in 1995, but the award appears to have been recently revoked.{{cite web |title=Diascia integerrima Award of Garden Merit (H4) 95 |url=http://apps.rhs.org.uk/agm/Award3.asp?ID=5759 |date=2016 |publisher=The Royal Horticultural Society |access-date=30 May 2021 }}{{cite web |title=Diascia integerrima |url=https://www.rhs.org.uk/plants/5759/diascia-integerrima/details |date=2021 |publisher=The Royal Horticultural Society |access-date=30 May 2021 |quote=Synonyms; Diascia integrifolia }}