Croton grewioides

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant exhibits a broad presence across several key regions in South America. In Western South America, its distribution extends through the territories of both Bolivia and Peru. Moving eastward, the species is also found within the large borders of Brazil. Specifically, it inhabits the Northeast region of Brazil as well as the Southeast region. These varied locations highlight the diverse ecological range of Croton grewioides.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Croton grewioides is specifically defined by its adaptation to the Caatinga (stricto sensu) biome, a semi-arid region characterized by seasonal rainfall and high temperatures. Within this xeric environment, the plant has evolved to thrive amidst the unique physiological stressors of the Brazilian drylands, including prolonged periods of drought and nutrient-limited soils. Its presence is intrinsically linked to the structural dynamics of the Caatinga scrubland, where it must navigate the intense solar radiation and the ephemeral availability of water. As a component of this specialized ecosystem, Croton grewioides plays a role in the localized biological community, contributing to the complex web of interactions typical of the Caatinga's deciduous vegetation.

Habitat :

Caatinga (stricto sensu)

Life history

The life history of Croton grewioides is characterized by its specialized growth habits, primarily functioning as a phanerophyte, where its perennating buds are elevated well above the ground surface on woody stems. Depending on the specific environmental conditions and structural development of the individual, it may also exhibit characteristics of a nanophanerophyte, maintaining a diminutive stature with its buds held just above the soil level. This life strategy allows the plant to navigate its ecological niche by utilizing woody structural support to survive seasonal fluctuations, transitioning through various stages of vegetative growth and reproductive cycles supported by its elevated bud positioning.

Life form :

nanophanerophyte

Life form :

phanerophyte

Morphology

The morphology of Croton grewioides is characterized by its growth form as a woody shrub, displaying a robust and self-supporting structure. It is a terrestrial species, functioning as an independent organism without parasitic tendencies. Unlike climbing or epiphytic plants, it maintains a stable, non-climbing habit and does not exhibit any aquatic, semiaquatic, or hemi-epiphytic characteristics, remaining strictly grounded in its terrestrial habitat.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Woodiness :

woody

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Croton grewioides has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include leaf.

Leaf

1. Journal of ethnopharmacology

Preparations

Croton grewioides has 2 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include aqueous Croton zehntneri leaf and branch extracts, essential oil.

Aqueous croton zehntneri leaf and branch extracts

1. Journal of ethnopharmacology

Essential oil

1. Journal of ethnopharmacology