Cactaceae

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Plantae Tracheophyta Magnoliopsida Caryophyllales Cactaceae
Astrophytum capricorne (A.Dietr.) Britton & Rose

Astrophytum capricorne (A.Dietr.) Britton & Rose

Astrophytum capricorne (A.Dietr.) Britton & Rose

The goat's horn cactus, Astrophytum capricorne, is a Mexican ornamental cactus with curved spines and yellow red-centered flowers.

Astrophytum myriostigma Lem.

Astrophytum myriostigma Lem.

Astrophytum myriostigma Lem.

Astrophytum myriostigma Lem. is a spineless star-shaped ornamental cactus that lacks spines and is often cultivated for cactus collections.

Astrophytum ornatum (DC.) Britton & Rose

Astrophytum ornatum (DC.) Britton & Rose

Astrophytum ornatum (DC.) Britton & Rose

Astrophytum ornatum is a cylindrical sun-protective summer-flowering cactus that is easy to cultivate and holds a Royal Horticultural Society Award of Garden Merit.

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Pelecyphora sneedii subsp. sneedii

Pelecyphora sneedii subsp. sneedii

Pelecyphora sneedii subsp. sneedii is a small, spine-covered Chihuahuan Desert cactus popular in cultivation.

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Pelecyphora dasyacantha subsp. dasyacantha

Pelecyphora dasyacantha subsp. dasyacantha

Pelecyphora dasyacantha subsp. dasyacantha is a spiny cactus native to the southwestern US and northern Mexico.

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Pelecyphora emskoetteriana (Quehl) D.Aquino & Dan.Sanchez

Pelecyphora emskoetteriana (Quehl) D.Aquino & Dan.Sanchez

Pelecyphora emskoetteriana is a small clustering cactus with colored spines, variable purple-toned flowers, and a distribution across southern Texas and northern Mexico.

Pelecyphora missouriensis subsp. missouriensis

Pelecyphora missouriensis subsp. missouriensis

Pelecyphora missouriensis subsp. missouriensis

This is a description of the cactus Pelecyphora missouriensis subsp. missouriensis, covering its morphology, threats, and distribution across central North America.

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Pelecyphora sneedii subsp. orcuttii (Boed.) D.Aquino & Dan.Sanchez

Pelecyphora sneedii subsp. orcuttii (Boed.) D.Aquino & Dan.Sanchez

Pelecyphora sneedii subsp. orcuttii is a small Chihuahuan Desert cactus popular in cultivation among cactus enthusiasts.

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Pelecyphora chihuahuensis subsp. chihuahuensis

Pelecyphora chihuahuensis subsp. chihuahuensis

Pelecyphora chihuahuensis subsp. chihuahuensis is a small cactus found in the Mexican states of Chihuahua and Durango.

Thelocactus bicolor (Galeotti ex Pfeiff.) Britton & Rose

Thelocactus bicolor (Galeotti ex Pfeiff.) Britton & Rose

Thelocactus bicolor (Galeotti ex Pfeiff.) Britton & Rose

Thelocactus bicolor is a small perennial ornamental cactus native to the northern Chihuahuan Desert with colorful flowers and edible fruits.

Thelocactus rinconensis (Poselg.) Britton & Rose

Thelocactus rinconensis (Poselg.) Britton & Rose

Thelocactus rinconensis (Poselg.) Britton & Rose

Thelocactus rinconensis is a small perennial cactus native to the Chihuahuan Desert in northern Mexico.

Thelocactus bicolor subsp. heterochromus (F.A.C.Weber) Mosco & Zanov.

Thelocactus bicolor subsp. heterochromus (F.A.C.Weber) Mosco & Zanov.

Thelocactus bicolor subsp. heterochromus (F.A.C.Weber) Mosco & Zanov.

Thelocactus bicolor subsp. heterochromus is a perennial ornamental cactus from the northern Chihuahuan Desert with colorful flowers.

Thelocactus conothelos (Regel & E.Klein bis) F.M.Knuth

Thelocactus conothelos (Regel & E.Klein bis) F.M.Knuth

Thelocactus conothelos (Regel & E.Klein bis) F.M.Knuth

Thelocactus conothelos is a solitary spherical cactus native to northeastern Mexico, with variable colored flowers.

Thelocactus leucacanthus (Zucc. ex Pfeiff.) Britton & Rose

Thelocactus leucacanthus (Zucc. ex Pfeiff.) Britton & Rose

Thelocactus leucacanthus (Zucc. ex Pfeiff.) Britton & Rose

Thelocactus leucacanthus is a small clustering cactus native to central Mexico that produces multi-colored flowers.

Thelocactus hexaedrophorus (Lem.) Britton & Rose

Thelocactus hexaedrophorus (Lem.) Britton & Rose

Thelocactus hexaedrophorus (Lem.) Britton & Rose

Thelocactus hexaedrophorus is a solitary spherical cactus endemic to selected regions of northeastern Mexico.

Thelocactus buekii (E.Klein bis) Britton & Rose

Thelocactus buekii (E.Klein bis) Britton & Rose

Thelocactus buekii (E.Klein bis) Britton & Rose

Thelocactus buekii is a small globular cactus native to limestone hills in the Chihuahuan Desert of Nuevo León, Mexico.

Ariocarpus fissuratus (Engelm.) K.Schum.

Ariocarpus fissuratus (Engelm.) K.Schum.

Ariocarpus fissuratus (Engelm.) K.Schum.

Ariocarpus fissuratus is a slow-growing, thornless camouflaged cactus found in southwestern US and northern Mexico.

Ariocarpus bravoanus H.M.Hern. & E.F.Anderson

Ariocarpus bravoanus H.M.Hern. & E.F.Anderson

Ariocarpus bravoanus H.M.Hern. & E.F.Anderson

Ariocarpus bravoanus is a small geophytic cactus known from fragmented xerophytic shrub habitat in San Luis Potosí, Mexico.

Ariocarpus kotschoubeyanus (Lem.) K.Schum.

Ariocarpus kotschoubeyanus (Lem.) K.Schum.

Ariocarpus kotschoubeyanus (Lem.) K.Schum.

Ariocarpus kotschoubeyanus is a small spineless cactus native to northeastern Mexico that is threatened by habitat loss.

Ariocarpus retusus Scheidw.

Ariocarpus retusus Scheidw.

Ariocarpus retusus Scheidw.

Ariocarpus retusus Scheidw. is a cactus species native to high elevations of the Chihuahuan Desert in northern and central Mexico.

Ariocarpus trigonus (F.A.C.Weber) K.Schum.

Ariocarpus trigonus (F.A.C.Weber) K.Schum.

Ariocarpus trigonus (F.A.C.Weber) K.Schum.

Ariocarpus trigonus is a solitary or clumping cactus native to northeast Mexico, with distinct triangular warts and yellow flowers.

Lophophora diffusa (Croizat) Bravo

Lophophora diffusa (Croizat) Bravo

Lophophora diffusa (Croizat) Bravo

Lophophora diffusa is a spineless succulent cactus native to central Mexico, categorized as vulnerable due to illegal collection.

Epithelantha bokei L.D.Benson

Epithelantha bokei L.D.Benson

Epithelantha bokei L.D.Benson

Epithelantha bokei, the pingpong ball cactus, is a small native North American cactus threatened by poaching and habitat degradation.

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Kadenicarpus pseudomacrochele subsp. pseudomacrochele

Kadenicarpus pseudomacrochele subsp. pseudomacrochele

This is a small cactus subspecies endemic to Hidalgo and Querétaro, Mexico, that grows in hot deserts.

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