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Mammillaria umbrina Mammillaria umbrina
Mammillaria umbrina- image ...
Mammillaria vagaspina Mammillaria vagaspina
Mammillaria vagaspina- image ...
Mammillaria woodsii Mammillaria woodsii
Mammillaria woodsii- image ...
Mammillaria Society Mammillaria Society
Mammillaria Society- Promotes the study of the cactus genus Mammillaria, and also Coryphantha and allied genera such as Escobaria, Thelocactus, Gymnocactus, and Neolloydia. ...
Mammillaria Discussion Group Mammillaria Discussion Group
Mammillaria Discussion Group- Yahoo group for discussion of Mammillaria and related genera. ...
Cacti in Mexico: Mammillaria Cacti in Mexico: Mammillaria
Cacti in Mexico: Mammillaria- Images of four species. ...
Mammillaria Mammillaria
Mammillaria- Descriptions and images for many species. ...
Mammillarias.net Mammillarias.net
Mammillarias.net- Forum, photo gallery, and collection database. [French and English] ...
Mammilaria microcarpa Mammilaria microcarpa
Mammilaria microcarpa- Photograph and description of the Fishhook Cactus and information on its habitat and range. ...
Fishhook and Pincushion Cacti Fishhook and Pincushion Cacti
Fishhook and Pincushion Cacti- Information on cacti of the genus Mammillaria, with photographs of several species. ...
Matucana paucicostata Matucana paucicostata
Matucana paucicostata- image ...
Matucana haynei Matucana haynei
Matucana haynei- Photographs and information on this species. ...
Matucana aureiflora Matucana aureiflora
Matucana aureiflora- Photographs and information on this species. ...
Matucana aurantiaca Matucana aurantiaca
Matucana aurantiaca- Photographs and information on this species. ...
Myrtillocactus geometrizans Myrtillocactus geometrizans
Myrtillocactus geometrizans- Image and brief description. ...
Myrtillocactus cochal Myrtillocactus cochal
Myrtillocactus cochal- Information and a photograph of the Candelabra Cactus growing in the desert regions of Baja California. ...
Neobuxbaumia polylopha Neobuxbaumia polylopha
Neobuxbaumia polylopha- image ...
Neobuxbaumia euphorbioides Neobuxbaumia euphorbioides
Neobuxbaumia euphorbioides- Photograph and informational notes. ...
Neobuxbaumia polylopha Neobuxbaumia polylopha
Neobuxbaumia polylopha- Brief notes and a photograph. ...
Neobuxbaumia scoparia Neobuxbaumia scoparia
Neobuxbaumia scoparia- Information on this species and two photographs. ...
Neolloydia conoidea Neolloydia conoidea
Neolloydia conoidea- Information and photographs of the Chihuahuan Beehive. ...
Neoporteria Species Neoporteria Species
Neoporteria Species- Images of two plants in Chile. ...
Neoporteria Neoporteria
Neoporteria- Images of many species. ...
Eriosyce subgibbosa var. subgibbosa Eriosyce subgibbosa var. subgibbosa
Eriosyce subgibbosa var. subgibbosa- Image of this species, also known as Neoporteria subgibbosa. ...
Nopalea dejecta Nopalea dejecta
Nopalea dejecta- image ...
Nopalea cochenillifera Nopalea cochenillifera
Nopalea cochenillifera- Brief notes on this species and a photograph. ...
Notocactus apricus Notocactus apricus
Notocactus apricus- image ...
Notocactus haselbergii Notocactus haselbergii
Notocactus haselbergii- image ...
Notocactus herteri Notocactus herteri
Notocactus herteri- image ...
Notocactus leninghausii Notocactus leninghausii
Notocactus leninghausii- image ...
Notocactus mueller-melchersii Notocactus mueller-melchersii
Notocactus mueller-melchersii- image ...
Notocactus magnificus Notocactus magnificus
Notocactus magnificus- General information and classification. ...
Notocactus ottonis Notocactus ottonis
Notocactus ottonis- General information and classification. ...
Obregonia denegrii Obregonia denegrii
Obregonia denegrii- Information and photographs of the Artichoke Cactus. ...
Obregonia denegrii Obregonia denegrii
Obregonia denegrii- General information and classification. ...
Opuntia ficus-indica Opuntia ficus-indica
Opuntia ficus-indica- image ...
Opuntia linguiformis Opuntia linguiformis
Opuntia linguiformis- image ...
Opuntia Opuntia
Opuntia- E-mail group for anyone interested in the propagation of cacti, especially the genus Opuntia. ...
Opuntia Opuntia
Opuntia- Images of O. weberi and O. bigelowii. ...
Opuntia phaeacantha - Desert Prickly Pear Opuntia phaeacantha - Desert Prickly Pear
Opuntia phaeacantha - Desert Prickly Pear- Images from Arizona. ...
Opuntia leptocaulis - Desert Christmas Cactus Opuntia leptocaulis - Desert Christmas Cactus
Opuntia leptocaulis - Desert Christmas Cactus- Images from Arizona. ...
Genus Opuntia Genus Opuntia
Genus Opuntia- Description of the genus and its species in the Sonoran Desert, Arizona. Includes illustrations. ...
Opuntia viridiflora - Santa Fe Cholla Opuntia viridiflora - Santa Fe Cholla
Opuntia viridiflora - Santa Fe Cholla- Description, image, and range of this rare plant in New Mexico. ...
Opuntia arenaria - Dune Pricklypear Opuntia arenaria - Dune Pricklypear
Opuntia arenaria - Dune Pricklypear- Image, description, and range of this rare plant in New Mexico. ...
Opuntia polycantha Opuntia polycantha
Opuntia polycantha- Species summary from the USDA Forest Service. ...
Opuntia humifusa Opuntia humifusa
Opuntia humifusa- Species summary from the USDA Forest Service. ...
Looking at a Cactus with the QX5 Microscope Looking at a Cactus with the QX5 Microscope
Looking at a Cactus with the QX5 Microscope- Rudolf Baumueller turns his microscope on the cactus, Opuntia, and produces a photographic study of the plant. ...
Prickly Pear Cactus Prickly Pear Cactus
Prickly Pear Cactus- Information on these cacti with photographs and descriptions of several species found in Arizona. ...
Opuntia leptocaulis Opuntia leptocaulis
Opuntia leptocaulis- Photograph and description of the Desert Christmas Cactus and information on its habitat and range. ...
Cholla Cactus: Genus Opuntia Cholla Cactus: Genus Opuntia
Cholla Cactus: Genus Opuntia- Cholla is a name for various shrubby cacti of this genus with cylindrical stems composed of segmented joints. Photographs and information on several species. ...

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