Corybas grumulus Post published:July 31, 2021 Post category:Uncategorized Corybas grumulus is a species of helmet orchid from eastern Victoria that grows on tree ferns. This could be an adaptation to avoid the scavenging of lyrebirds, which constantly scratch up the loose rainforest floors. You Might Also Like Thelymitra cyanea in full bloom February 1, 2021 Dipodium roseum January 6, 2021 Thelymitra carnea – Pink Sun Orchid October 28, 2021