Herbarium specimens (Opuntia tomentosa) Introduction This photograph is assumed to depict O. icterica as Griffiths recognized it. Opuntia icterica...

…opuntiads from the past
Herbarium specimens (Opuntia tomentosa) Introduction This photograph is assumed to depict O. icterica as Griffiths recognized it. Opuntia icterica...
Introduction Examination of the photograph suggests Opuntia incarnadilla Griffiths may be a synonym of O. ficus-indica. This is...