Croton palanostigma

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Oxydectes palanostigma
• Palanostigma martiana
• Croton benthamianus
• Oxydectes benthamiana

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae within the phylum Streptophyta and is classified under the class Equisetopsida and subclass Magnoliidae. Following the order Malpighiales, it is a member of the family Euphorbiaceae. Within this family, it is specifically categorized under the genus Croton as Croton palaenistigma.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad distribution across several regions in South America. In the northern part of the continent, it can be found in French Guiana and Venezuela. Moving toward the western side of the continent, its range extends into Colombia and Ecuador. Additionally, the species is documented as being present in Bolivia. Collectively, these locations highlight a significant presence throughout both northern and western South American territories.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Croton palaenistigma is characterized by its presence across diverse environmental niches, ranging from open landscapes to dense forest systems. It thrives within an elevational range between 250 m and 300 m AMSL, occupying specific ecological strata such as Campo Limpo, Floresta Ciliar or Galeria, and Floresta de Terra Firme. Furthermore, this species is adapted to the unique conditions of the Savana Amazônica and is capable of colonizing specialized microhabitats, specifically within vegetação sobre afloramentos rochosos.

Elevational range max:

300 m AMSL

Elevational range min:

250 m AMSL

Habitat :

Campo Limpo, Floresta Ciliar ou Galeria, Floresta de Terra Firme, Savana Amazônica, Vegetação Sobre Afloramentos Rochosos

Life history

The life history of Croton palaenistigma is characterized by its status as a perennial organism, ensuring its long-term persistence within its ecological niche through multiple growing seasons. Morphologically, the species is classified as a phanerophyte, a life form defined by having its perennating buds located well above the ground on aerial shoots, which allows it to maintain structural integrity and survive seasonal environmental shifts. Furthermore, its specific growth habit identifies it consistently as a phanerophyte, indicating a robust developmental strategy that relies on elevated stem systems for survival and reproduction throughout its extended lifecycle.

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Croton palaenstigma is characterized by its stature as a woody tree, exhibiting a significant vertical presence in its habitat. It is a self-supporting plant that reaches a mean height of approximately 12 m, with the potential to grow to a maximum height of 22 m. As a terrestrial species, it grows independently without the need for a host, functioning as an independent organism rather than a parasite or an epiphyte. Its growth form is strictly that of a tree, and it maintains a self-supporting structure rather than functioning as a climber, liana, or vine.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

22 m

Plant height mean:

12 m

Woodiness :

woody

Physiology

The physiology of Croton palaonistigma is characterized by its metabolic processes and nutrient acquisition strategies, which are integral to its survival in its specific ecological niche. Regarding its nitrogen metabolism, the plant does not function as a nitrogen fixer; it lacks the symbiotic relationship with nitrogen-fixing bacteria, such as Rhizobium, typically found in leguminous species, and therefore relies on the uptake of nitrates and ammonium ions from the soil through its root system to satisfy its nitrogen requirements for protein synthesis and chlorophyll production. Its physiological efficiency is further defined by its photosynthetic pathways and water-use strategies, which allow it to maintain cellular homeostasis and facilitate the conversion of light energy into chemical energy to support its growth and reproductive cycles.

Nitrogen fixer :

no

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Croton palanostigma has 2 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Proanthocyanidin, Taspine.

Proanthocyanidin

1. Journal of inflammation (London, England)

Taspine

1. Chemical & pharmaceutical bulletin

Conditions

Croton palanostigma has 2 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include wound healing, inflammation.

Wound healing

1. Journal of natural products
2. Journal of inflammation (London, England)

Inflammation

1. Journal of inflammation (London, England)

Preparations

Croton palanostigma has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include red viscous latex.

Red viscous latex

1. Journal of natural products