C. alternifolium on left C. oppositifolium on right

Descrission:

Longitude (deg): -2.0. Latitude (deg): 51.7. Longitude (deg/min): 2° 10' W. Latitude (deg/min): 51° 40' N. Vice county name: West Glos. Vice county no.: 34. Country: England. Stage: In flower. Identified by: Malcolm Storey. Comment: Both species growing together. Category: standard photograph or close-up. Photographic equipment used: "35mm transparencies (on a variety of films, but Agfa CT18 in the 1960's to early 1980's followed by Fujichrome in the late 1980's.) Transparencies scanned with Minolta Dimage Scan Dual II AF-2820U transparency scanner.".