Noble homalolepis (Homalolepis insignis)
Homalolepis insignis: Atlantic Forest Native Species Profile
Endemic to the coastal Atlantic Forest biomes of southeastern Brazil, Homalolepis insignis thrives as a native evergreen tree. It plays a significant role in its local ecosystem, providing shelter and sustenance for various woodland organisms.
This species is highly adapted to humid conditions and organic-rich forest soils. Botanists value it for studying the evolutionary diversification of its genus along the Brazilian coast.
Taxonomy
- β ΡΠ°ΡΡΡΠ²ΠΎ Plantae
- β division Tracheophytes
- β subdivision Spermatophytes (Seed plants)
- β Angiosperms
- β mesangiosperms
- β eudicots
- β Superrosids
- β rosids
- β malvids
- β order Sapindales
- β family Simaroubaceae (Quassia family)
- β genus Homalolepis (Homalolepis Tree)
- β species Homalolepis insignis (Noble homalolepis)
Morphology
The structural characteristics of Homalolepis insignis are well-suited for its forest canopy environment. It features alternate, pinnately compound leaves with thick, coriaceous leaflets that resist moisture loss.
- Leaflets: Oblong to obovate in shape, boasting a glossy upper surface and a pale underside.
- Inflorescence: Large terminal panicles that bear numerous small, inconspicuous greenish-yellow flowers.
- Fruit: Small, rounded drupes that turn dark purple or black when fully mature, attracting avian dispersers.
The wood and bark of the plant contain bitter compounds characteristic of the genus. These compounds act as a natural defense system against herbivores and insect pests.
Flowering season
Typically blooms from late spring through summer, generally between September and January.
Applications
Extracts derived from Homalolepis insignis are primarily of interest to pharmacologists. The plant contains bioactive quassinoid compounds, which are researched for their prospective biological activities.
- Medicinal Research: Bark extracts are investigated for anti-plasmodial and anti-inflammatory properties.
- Ecological Restoration: Its native status makes it valuable for reforestation efforts in degraded Atlantic Forest zones.
Interesting facts
Due to habitat loss within its native range, Homalolepis insignis is classified as an endangered species by the IUCN. This makes wild specimens critical for conservation genetics research.
- Foliar Defense: The extreme bitterness of its tissues protects it from grazing animals in the forest understory.
- Seed Dispersal: Local birds are the primary dispersers of its fleshy drupaceous fruits.
Geography of distribution
- EspΓrito Santo
- Rio de Janeiro
- SΓ£o Paulo
Sources
- Plants of the World Online (POWO)
- World Flora Online (WFO)
- Global Biodiversity Information Facility (GBIF)
- Tropicos database (Missouri Botanical Garden)