Mexican Purslane
Portulaca mexicana
Portulaca mexicana is a low-growing succulent plant native to numerous states across Mexico. First described …
Yecora Purslane (Portulaca yecorensis)
Silhouette: T. Michael Keesey
/ License
Portulaca yecorensis: Endemic Flora of Sonora
Thriving exclusively in the rugged terrain of Sonora, Mexico, Portulaca yecorensis represents a unique and highly localized botanical population. Researchers J. Henrickson and T. R. Van Devender formally described the species, firmly placing it within the Portulacaceae family. Its restricted geographic range makes it a fascinating subject of study for botanists focused on North American desert and montane flora.
Taxonomy
- ∟ царство Plantae
- ∟ division Tracheophytes (Vascular Plants)
- ∟ subdivision Spermatophytes (Seed plants)
- ∟ Angiosperms
- ∟ mesangiosperms (Core angiosperms)
- ∟ eudicots
- ∟ core eudicots
- ∟ Superasterids
- ∟ order Caryophyllales
- ∟ подотряд / подпорядок Portulacineae
- ∟ family Portulacaceae (Purslane family)
- ∟ genus Portulaca (Purslane genus)
- ∟ species Portulaca yecorensis (Yecora Purslane)
Morphology
Like most representatives of the genus, this plant is characterized by pronounced succulent leaves and stems, which allow it to maintain water balance for extended periods under drought conditions. The morphological structure of the shoots is typical of herbaceous species from arid zones, where minimizing the evaporation area plays a critical role in survival. The taproot system is adapted to rapidly absorb scarce surface moisture after rains.
Interesting facts
The specific epithet yecorensis points to its native origins, likely referencing the Yécora municipality located in the mountainous eastern part of Sonora. The plant's discovery and documentation contribute significantly to our understanding of the specialized adaptations required for survival in Mexico's diverse ecological niches.
Geography of distribution
- Mexico
Sources
- GBIF
- POWO
- Tropicos
See also
Red-Stemmed Purslane
Portulaca rubricaulis
An annual succulent herb characterized by distinctive reddish stems and solitary yellow flowers, found across …
Round-Leaved Purslane
Portulaca rotundifolia
An annual succulent plant species of the Portulacaceae family, native to South America.
Hairy Hawaiian Purslane
Portulaca villosa
Portulaca villosa, commonly known as hairy purslane or 'ihi, is a rare, prostrate succulent endemic …