Category:Penstemon 'Holly's white'

<nowiki>Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; Penstemon ʽHolly's white’; cultivar of Penstemon</nowiki>