''Solanum rigidum'' is a species of plant in the family

Solanaceae The Solanaceae , or nightshades, are a family of flowering plants that ranges from annual and perennial herbs to vines, lianas, epiphytes, shrubs, and trees, and includes a number of agricultural crops, medicinal plants, spices, weeds, and o ...

. It goes by the

common names In biology, a common name of a taxon or organism (also known as a vernacular name, English name, colloquial name, country name, popular name, or farmer's name) is a name that is based on the normal language of everyday life; and is often contrast ...

''olho de vaca'' or ''olho de boi''. ''Solanum rigidum'' is listed as vulnerable by the IUCN. It grows at sea levels at 100 meters.

Genetics

The

chromosome number Ploidy () is the number of complete sets of chromosomes in a cell, and hence the number of possible alleles for autosomal and pseudoautosomal genes. Sets of chromosomes refer to the number of maternal and paternal chromosome copies, respectiv ...

for this species is currently not known.

Reproduction

It is classified as

andromonoecious Andromonoecy is a breeding system of plant species in which male and hermaphrodite flowers are on the same plant. It is a monomorphic sexual system alongside monoecy, gynomonoecy and trimonoecy. Andromonoecy is frequent among genera with zygomorp ...

. With a single or few hermaphroditic flowers located at the base of the

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed ...

and

distal Standard anatomical terms of location are used to unambiguously describe the anatomy of animals, including humans. The terms, typically derived from Latin or Greek roots, describe something in its standard anatomical position. This position prov ...

flowers functioning as males.

Disturbution

It is native to

Cape Verde , national_anthem = () , official_languages = Portuguese , national_languages = Cape Verdean Creole , capital = Praia , coordinates = , largest_city = capital , demonym ...

with it being present on 5 islands. According to the IUCN, the species seems to have disappeared from São Vicente and Boavista. Collections of this species in found the Caribbean have most likely been introduced from the Cape Verde by slave ships.

References

{{Taxonbar, from=Q17400983 Flora of Cape Verde rigidum