Croton megalocarpus

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant exhibits a broad distribution across several key regions of the African continent. In West-Central Tropical Africa, its presence is documented in Burundi, Rwanda, and the Democratic Republic of the Congo. Moving toward the Horn of Africa, it can also be found in the Northeast Tropical region of Somalia. Additionally, the species extends its range into East Tropical Africa, specifically within Kenya. These diverse locations highlight the wide ecological adaptability of the species across various tropical zones.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Croton megalocarpus is characterized by its status as a perennial plant, ensuring its long-term presence within its ecological niche. As a phanerophyte, its reproductive buds are elevated above the ground on woody stems, a structural adaptation that defines its life form. Furthermore, the plant exhibits a deciduous nature, undergoing a seasonal shedding of its foliage, which influences its physiological cycles and resource management throughout the year.

Deciduousness :

deciduous

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Croton megalocarpus is characterized by its robust growth form as a woody tree. It is a self-supporting, terrestrial plant that functions as an independent organism, neither acting as a parasite nor an epiphyte. This species exhibits significant vertical development, with a plant height that typically ranges from a minimum of 6 m to a mean of approximately 30.5 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height mean:

30.5 m

Plant height min:

6 m

Woodiness :

woody

Physiology

The physiology of Croton megalocarpus is characterized by a specific metabolic and nutritional profile essential to its growth and survival. The plant utilizes a C3 photosynthetic pathway, which involves the direct fixation of carbon dioxide through the Calvin cycle within the mesophyll cells. Furthermore, Croton megalocarpus does not function as a nitrogen fixer, meaning it lacks the symbiotic relationship with diazotrophic bacteria required to convert atmospheric nitrogen into usable forms, and instead relies on the uptake of available nitrogenous compounds from the soil.

Nitrogen fixer :

no

Photosynthetic pathway :

C3

Reproduction

The reproduction of Croton megalocarpus is characterized by the production of dry fruits containing seeds with highly consistent physical dimensions. The seeds produced by this species exhibit a uniform seed mass of 1 g, with both the minimum and maximum recorded values, as well as the mean mass, remaining constant at this 1 g threshold. In terms of spatial dimensions, the seed volume is equally standardized, maintaining a consistent volume across all specimens with a minimum, maximum, and mean value of 1200 mm³. Furthermore, the fruit itself is characterized by a dry texture, distinguishing its reproductive morphology from fleshy-fruited species.

Fruit dryness :

dry

Seed mass mean:

1 g

Seed volume max:

1200 mm³

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Croton megalocarpus has 1 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Betulin.

Betulin

1. Dr. Duke

Activities

Croton megalocarpus has 12 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include AntiHIV, Anticarcinomic, Antifeedant, Antiflu, Antiinflammatory.

AntiHIV

1. Dr. Duke

Anticarcinomic

1. Dr. Duke

Antifeedant

1. Dr. Duke

Antiflu

1. Dr. Duke

Antiinflammatory

1. Dr. Duke

Antitumor

1. Dr. Duke

Antiviral

1. Dr. Duke

Aphidifuge

1. Dr. Duke

Cytotoxic

1. Dr. Duke

Hypolipemic

1. Dr. Duke