Solanum rigidum explained

Solanum rigidum is a species of plant in the family Solanaceae. It goes by the common names olho de vaca or olho de boi.

Solanum rigidum is listed as vulnerable by the IUCN.^[1] It grows at sea levels at 100 meters.

Genetics

The chromosome number for this species is currently not known.

Reproduction

It is classified as andromonoecious.^[2] With a single or few hermaphroditic flowers located at the base of the inflorescence and distal flowers functioning as males.

Disturbution

It is native to Cape Verde^[3] 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.^[4]

Notes and References

1. Maria Cristina Duarte (Centre for Ecology. Evolution and Environmental Changes (CE3C). Silvia Catarino (Centre for Ecology. Evolution and Environmental Changes (CE3C). Maria Romeiras (Biosystems and Integrative Sciences Institute (BioISI) & Centre for Ecology. Evolution and Environmental Changes (cE3c). 2014-05-21. IUCN Red List of Threatened Species: Solanum rigidum. IUCN Red List of Threatened Species.
2. Book: Chapman, Mark A.. The Eggplant Genome. 2019-05-30. Springer. 978-3-319-99208-2. en.
3. Web site: Solanum rigidum Lam. Plants of the World Online Kew Science. 2021-11-10. Plants of the World Online. en.
4. Knapp. Sandra. Vorontsova. Maria S.. Maria Vorontsova (botanist). 2013-07-18. From introduced American weed to Cape Verde Islands endemic: the case of Solanum rigidum Lam. (Solanaceae, Solanum subgenus Leptostemonum). PhytoKeys. 25. 35–46. 10.3897/phytokeys.25.4692. 1314-2011. 3819128. 24198710 . free .