Helonias:

Helonias dioica:

Helonias dioica Pursh, Liliaceae: See Chamaelirium luteum (L.) Gray.

Helonias lutea:

Helonias lutea Ait., Liliaceae: See Chamaelirium luteum (L.) Gray.

Helonias officinalis:

Helonias officinalis D. Don, Liliaceae: See Schoenocaulon officinale Gray.

I have no articles for this botanical term, but there might be some for the next level down (if found).