Hippeastrum sp.
Scientific classification
Kingdom:Plantae
Clade:Angiosperms
Clade:Monocots
Order:Asparagales
Family:Amaryllidaceae
Subfamily:Amaryllidoideae
Tribe:Hippeastreae
Subtribe:Hippeastrinae
Genus:Hippeastrum
From my collection
via Flickr https://flic.kr/p/Q2nNeE