Kadam		(leucogigas x zoelleri) x leucogigas
Kaleidascope	R	(konori x christianae) x (konori x christianae)
Kamrau Bay		(laetum x zoelleri) x (laetum x zoelleri)
Kapo	R	hellwigii x Ne Plus Ultra
Karaka Gold		laetum x Saxon Dawn
Karen Morebeck	R	leucogigas 'Hunstein's Secret' x konori
Kay Catchlove	R	(laetum x Dr. Hermann Sleumer) x (aurigeranum x Dr. Hermann Sleumer)
Kerrigan		laetum x Souvenir de J.H.Mangles
Kesumba	R	konori x (Dr. Hermann Sleumer x laetum)
Kiandra	R	zoelleri 'Island Sunset' x brookeanum
Kikori Bay		(macgregoriae x zoelleri) x (laetum x zoelleri)
King Edward VII	R	javanicum x teysmannii
King Solomon	R	zoelleri x leucogigas 'Hunstein's Secret'
Kisses	R	Tropic Glow x (viriosum x macgregoriae)
Kitchen Sink	R	unknown
Knockout		(laetum x zoelleri) x (konori x zoelleri)
Krakatoa
Kurt Herbert Adler	R	konori var. phaeopeplum x viriosum
Kyoshi		Gardenia Odyssey x unknown