Months sighted in garden
Olive upright
Rhithrogena semicolorata
An informal survey of the plant and animal life living in or visiting the grounds of Pointfield, Kelso since 2015
Ephemeroida
Mayfly with two tails and large underwings. Wings transparent without markings. Thorax reddish brown, abdomen olive-brown with pale banding at segment edges. Legs pale; femur with obvious brown streak midlength. In garden 10th May, 2023.