Gnetum is a genus of gymnosperms, the sole genus in the family Gnetaceae within the Gnetophyta. They are tropical evergreen trees , shrubs and lianas . Unlike other …

Gnetum gnemon is a gymnosperm species of Gnetum, its native area spans from Mizoram and Assam in India down south through Malay Peninsula, Malay Archipelago and the Philippines in …

Gnetum seeds (Fig. 13.26) are oval to elongated in shape and green to red in colour. It remains surrounded by a three-layered envelope which encloses the embryo and the endosperm. …

Oct 8, 2024 · Gnetum, Ephedra, and Welwitschia are three distinct genera within the Gnetales, each displaying unique characteristics and adaptations that reflect their respective …

Jan 16, 2025 · Description of the evolution, biology, distribution, ecology, and uses of the species in the conifer family Gnetaceae and the genus Gnetum (gnetophytes). The Gymnosperm …

Gnetum africanum is found mainly in the humid tropical forest regions of Central African Republic, Cameroon, Gabon, Republic of the Congo, Democratic Republic of the Congo and Angola. It …

gnetophyte, (division Gnetophyta), any member of the division Gnetophyta, a small group of gymnospermous vascular plants that are represented by three living genera: Ephedra, …

Species of Gnetum occur as woody shrubs, vines, or broad-leaved trees and grow in moist tropical forests of South America, Africa, and Asia. Welwitschia , restricted to extreme deserts …

Gnetaceae, a family of tropical gymnosperms in the order Gnetales (division Gnetophyta), composed of one genus, Gnetum, with 30 or more species. Trees predominate among the …

Gnetum (35 species) inhabits a variety of humid, tropical lowland, riparian, and swamp rainforests (> 1000 m above sea level) of South East Asia, Papua New Guinea, Fiji, the Americas (i.e., …

Jun 3, 2024 · Gnetales is an order of the gymnospermic seed plants. This order is composed of three genera, viz- Gnetum, Ephedra, and Welwitschia.

Gnetum is a genus of gymnosperms, the sole genus in the family Gnetaceae and order Gnetales. Gnetales Gnetales comprise three extant genera ( Ephedra , Gnetum , Welwitschia ) that are …

Jan 9, 2018 · Gnetaceae is home to a single genus, Gnetum, of which there are about 40 species. They can be found growing in tropical forests throughout South America, Africa, and …

Gnetum is the only genus in this family, comprising around 30 species primarily found in tropical regions of Africa, Asia, and South America. What caught my attention about Gnetum is its …

Jan 16, 2016 · Gnetum. The 28 species from the genus Gnetum consist of a few trees and shrubs accompanied by a number of woody vine species. They can be difficult to identify because the …

Gnetum spp is a sub-spontaneous liana in forest fallows. There are about thirty species of Gnetum in the tropics. In Africa, particularly in Cameroon, there are two species: Gnetum …

In this article we will discuss about the morphology of gnetum with the help of a suitable diagram. In its morphology, Gnetum (Fig. 18.1 A) is closer in similarity to an angiosperm (dicot) than a …

Anatomy of Gnetum (i) Root 1. Young root has several layers of starch-filled parenchymatous cortex, 2. the cells of which are large and polygonal in outline. 3. An endodermal layer is …

In this article we will discuss about the anatomy of gnetum with the help of a suitable diagram. The root of Gnetum has diarch xylem, the endodermis bounds the multi-layered pericycle. The …

Gnetum exemplifies the evolutionary transition from gymnosperms to angiosperms through its unique combination of characteristics. Its reproductive structures feature traits from both …