Francis Ackerley:
Trillium chloropetalum
Francis Ackerley:
Trillium flexipes Harvington
Francis Ackerley:
Trillium grandiflorum Roseum
Francis Ackerley:
Trillium grandiflorum Roseum
Francis Ackerley:
Trillium luteum
Francis Ackerley:
Trillium kurabayashii
Francis Ackerley:
Trillium flexipes Harvington
Francis Ackerley:
Trillium grandiflorum