Voucher specimen: R. Davis & T. Hammer RD 13930 (PERTH 09446834)
Isopogon spathulatus
https://florabase.dpaw.wa.gov.au/browse/profile/45553
WA Herbarium collection Barcode 8773378
WA Herbarium collection Barcode 8996180
WA Herbarium collection Barcode 6908780