Descriptions of Registered Cultivars
ORIGIN: Grevillea 'Poorinda Diadem' is a seedling selection from Grevillea 'Poorinda Leane'. Cultivar received by the Authority: 4 November 1975. Applicant: Mr L Hodge.
DESCRIPTION: It is an upright shrub reaching a height of 2-3m. The entire leaves are about 30mm long, about 8mm wide and end in a fine point. The upper leaf surface is shiny green while the underside is grey being covered with short silky hairs. The flowers are formed into clusters and are borne in the leaf axils. The perianths are buff-apricot in colour and up to 18mm long. The yellow styles are 24mm long.
DIAGNOSIS: This cultivar is different from Grevillea 'Poorinda Leane' in size of plant, leaf size and flower colour. Grevillea 'Poorinda Diadem' is not as tall nor does it spread as wide as Grevillea 'Poorinda Leane'. The leaves are shorter but wider, about 30mm long by 8mm wide compared with 40mm long by 4mm wide. The flower colour is less orange and the styles are yellow compared with red for Grevillea 'Poorinda Leane'.
COLOUR CODING: RHS Colour Chart, 1966 edition.
perianth tube: greyed-orange 165D.
perianth limb: greyed-orange 165C
style: yellow-orange 23c.
ACRA REFERENCES: ACC083; CBG8006474.
ACCEPTED FOR REGISTRATION ON: 30 March 1979