https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14297588Edit ImageSaveSaveEditCropCustom TextMelon Cactus, (Cereus ctenoides,) 3 feet in height and 16 inches in diameter...It seems to thrive best among volcanic rocks. by Timothy H O SullivanOriginal public domain image from Getty MuseumMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 707 px | 300 dpiLarge JPEG 3500 x 2063 px | 300 dpiBest Quality JPEG 6594 x 3887 px | 300 dpiFree DownloadMelon Cactus, (Cereus ctenoides,) 3 feet in height and 16 inches in diameter...It seems to thrive best among volcanic rocks. by Timothy H O SullivanMore