Isoetes Xaltonharvillii Isoetaceae
![](image.php?type=tn430&id=4598)
Comments: altonharvillii (center) with parents I. engelmannii (left) and I. valida (right). Maury River, Rockbridge County, Virginia
Added: 8/28/06
WARNING: Accurate determination of this plant or fungus depends on more than this single image.