Mexican Purslane
Portulaca mexicana
Portulaca mexicana is a low-growing succulent plant native to numerous states across Mexico. First described …
Fries' Purslane (Portulaca frieseana)
Portulaca frieseana: Botanical Profile and Habitat
Deep within the diverse ecosystems of west-central and southeastern Brazil, Portulaca frieseana thrives as a subtle yet fascinating botanical specimen. Originally described by the German botanist Karl von Poellnitz, this species contributes to the rich endemic flora of the South American continent.
As a member of the purslane family, Portulacaceae, it shares survival characteristics typical of its resilient relatives. The presence of Portulaca frieseana is particularly noted in the Brazilian states of Goiás and São Paulo, highlighting its specific ecological niche.
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 frieseana (Fries' Purslane)
Morphology
As a typical member of the purslane family, Portulaca frieseana is characterized by a pronounced succulence. The plant has thickened, fleshy leaves and stems that serve as highly efficient water reservoirs. This morphological adaptation is essential for survival in the often dry periods of its natural habitat.
The vegetative growth form of these plants is typically low, usually spreading flat over the ground. The flowers of the genus are delicate and relatively short-lived. They typically open their fine petals only under intense and direct sunlight.
Interesting facts
Several intriguing aspects surround the taxonomy and distribution of Portulaca frieseana:
- The species was first officially described by Karl von Poellnitz, a botanist widely recognized for his extensive research on succulent plant families.
- It is geographically restricted to Brazil, with well-documented populations specifically located within the states of Goiás and São Paulo.
- According to comprehensive taxonomic databases, there are no recognized subspecies for this particular taxon, indicating a stable genetic profile across its limited range.
Geography of distribution
- Brazil
Sources
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.
Two-Styled Purslane
Portulaca digyna
A species of Portulaca native to the northern and western regions of Australia.