Extremes of forest--urban gradient offer some refuge for alien orchid invasionJan 1, 2019·Lydia G Soifer,James D Ackerman· 0 min read CitepublicationLast updated on Feb 15, 2026 AuthorsLydia G SoiferAuthorsJames D Ackerman← Piecing together cities to support bird diversity: Development and forest edge density affect bird richness in urban environments Jan 1, 2021