Beach sheoak (Casuarina equisetifolia)

Cemara laut or beach sheoak (Casuarina equisetifolia) is a species of plant in the Casuarinaceae, an evergreen tree with a height of 6-35 meters, the leaves consist of slender twigs, many green to gray-green branches with a diameter of 0.5-1 mm, scaly leaves. small in 6-8 circles.

C. equisetifolia has small catkin-like inflorescences, male flowers with simple spikes and 0.7-4 cm long, female flowers with short stalks.

The fruit is an oval woody structure 10-24 mm long, 9-13 mm in diameter, resembling a conifer cone consisting of many carpels and each containing one small seed with a wing length of 6-8 mm.

The ripe fruit is brown and opens to disperse the seeds in the water. The seeds can only grow in hot sand near the beach. The seeds sprouted and formed a thicket.

Beach sheoak is used as a bonsai object and an ornamental plant in urban areas. The wood is used for shingles, fencing, firewood, erosion prevention and windbreak elements.

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Magnoliopsida
Order: Fagales
Family: Casuarinaceae
Genus: Casuarina
Species: Casuarina equisetifolia
Subspecies: Casuarina equisetifolia ssp. equisetifolia, Casuarina equisetifolia ssp. incana

Bush sorrel (Hibiscus surattensis)

Bush sorrel ( Hibiscus surattensis ) is a plant species in Malvaceae, annual shrub, crawling on the surface or climbing, up to 3 meters long, thorny stems, green leaves, yellow trumpet flowers, grows wild in forests and canal edges, widely used for vegetables and treatment. H. surattensis has stems with spines and hairs, branching and reddish green. Petiole emerges from the stem with a straight edge to the side, up to 11 cm long, sturdy, thorny, hairy and reddish green. The leaves have a length of 10 cm, width of 10 cm, 3-5 lobed, each has a bone in the middle with several pinnate veins, sharp tip, sharp and jagged edges, wavy, stiff, green surface. Flowers up to 10 cm long, trumpet-shaped, yellow with a purple or brown or red center, solitary, axillary. Epicalyx has forked bracts, linear inner branches, spathulate outer branches. Stalks up to 6-7 cm. The seeds have a length of 3-3.5 mm and a width of 2.5 mm. Bush sorrels grow in pastures, marshes, abandoned fields and plantations, ...

Golden trumpet (Allamanda cathartica)

Allamanda or golden trumpet ( Allamanda cathartica ) is a species of plant in Apocynaceae, evergreen, woody shrub, upright, up to 2 meters high, old stems are brown due to wood formation and young shoots are green. The leaves have pointed tips, rough surfaces, 6-23 cm long and gathered in 3-4 strands. The flowers are yellow and shaped like trumpets, 9 cm long and 5-7.5 cm in diameter. This species grows around rivers or open areas that are exposed to lots of sunlight with sufficient rain and high humidity throughout the year. This plant is unable to grow in saline or too alkaline soil and cannot withstand low temperatures. A. cathartica grows well and produces flowers in full sun intensity without obstruction. This species grows well in sandy soil, rich in organic matter and well aerated. The right climate for growth is a tropical climate. The native habitat is at an elevation of 0-700 meters, rainfall 1000-2800 mm/year. Flowers grow year-round in many habitats, propagating by seed an...

New living fossil, Amethyst worm lizard (Amphisbaena amethysta), from Espinhaço Mountain Range, Brazil

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