Wikipedia
Grusonia
Grusonia is a genus of opuntioid cacti ( family Cactaceae), originating from the North American Deserts in Southwest United States and northern Mexico, including Baja California. Authors differ on precise boundaries of the genus, which has been included in Cylindropuntia.
Species include:
- Grusonia aggeria (Ralston & Hilsenb.) E.F.Anderson
- Grusonia agglomerata (A.Berger) E.F.Anderson
- Grusonia bradtiana Britton & Rose
- Grusonia bulbispina (Engelm.) H.Rob.
- Grusonia cereiformis
- Grusonia clavata (Engelm.) H. Rob.
- Grusonia dumetorum (Berger) E.F.Anderson
- Grusonia emoryi (Engelm.) Pinkava
- Grusonia grahamii (Engelm.) H. Rob.
- Grusonia hamiltonii
- Grusonia invicta (Brandegee) E.F.Anderson
- Grusonia kunzei (Rose) Pinkava
- Grusonia marenae (S.H.Parsons) E.F.Anderson
- Grusonia moelleri (A.Berger) E.F.Anderson
- Grusonia parishii (Orcutt) Pinkava
- Grusonia pulchella (Engelm.) H.Rob.
- Grusonia reflexispina (Wiggins & Rollins) E.F.Anderson
- Grusonia santamaria
- Grusonia schottii (Engelm.) H.Rob.
- Grusonia stanlyi
- Grusonia vilis (Rose) H. Rob.
- Grusonia wrightiana
- Grusonia zhou