''Calibanus'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

of two species of

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. They include all forbs (flowering plants without a woody stem), grasses and grass-like plants, a vast majority of ...

s, both evergreen succulents from dry areas of northeastern Mexico. The APG III classification system places it in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Asparagaceae Asparagaceae, known as the asparagus family, is a family of flowering plants, placed in the order Asparagales of the monocots. The family name is based on the edible garden asparagus, '' Asparagus officinalis''. Those who live in the temperate ...

, subfamily

Nolinoideae Nolinoideae is a monocot subfamily of the family Asparagaceae in the APG III system of 2009. It used to be treated as a separate family, Ruscaceae s.l. The family name is derived from the generic name of the type genus, ''Nolina''. The subfamil ...

(formerly the family Ruscaceae.) It was formerly included in the Agavaceae (now

Agavoideae Agavoideae is a subfamily of monocot flowering plants in the family Asparagaceae, order Asparagales. It has previously been treated as a separate family, Agavaceae. The group includes many well-known desert and dry-zone types, such as the agave ...

) but is now separated from them, for it is

polycarpic Polycarpic plants are those that flower and set seeds many times before dying. A term of identical meaning is pleonanthic and iteroparous. Polycarpic plants are able to reproduce multiple times due to at least some portion of its meristems being ...

and

dioecious Dioecy (; ; adj. dioecious , ) is a characteristic of a species, meaning that it has distinct individual organisms (unisexual) that produce male or female gametes, either directly (in animals) or indirectly (in seed plants). Dioecious reproducti ...

. Its name refers to the monster

Caliban Caliban ( ), son of the witch Sycorax, is an important character in William Shakespeare's play '' The Tempest''. His character is one of the few Shakespearean figures to take on a life of its own "outside" Shakespeare's own work: as Russell ...

, an antagonist in Shakespeare's ''The Tempest''. ''Calibanus'' is

. It is extremely drought-tolerant, with a slow-growing habit. It has tuberous roots called caudices. The caudex can grow to 1m in diameter, with clumps of green-blue, coarse, grasslike, wiry leaves 50 cm long rising from the center and arching down with age. Clusters of tiny, creamy-white flowers, sometimes tinged with pink or purple, are rigid, about 10–20 cm long. Female plants bear globose, ovoid, 3-angled berries with ellipsoid seeds.Hernández Sandoval, L. & S. Zamudio Ruíz. 2003. Two new remarkable Nolinaceae from central Mexico. Brittonia 55(3): 226–232. Calibanus hookeri detail.JPG, Leaves of ''Calibanus hookeri'' Calibanus hookeri bark.JPG, Bark of ''Calibanus hookeri''

Species

# '' Calibanus glassianus'' L.Hern. & Zamudio - Guanajuato # '' Calibanus hookeri'' (Lem.) Trel. - San Luis Potosí, Hidalgo

References

Bihrmann's Cauduciforms, ''Calibanus hookeri''
Asparagaceae genera Nolinoideae Dioecious plants {{Asparagaceae-stub