Hue (Eucalyptus alba)

Hue (Eucalyptus alba) is plant species in Myrtaceae, trees 5-18 meter tall and canopies spread over 5-15 m, have smooth bark, egg-shaped leaves, seven flower buds in groups that are white and conical for hemispherical fruit. E. alba grows singly or branched, fine bark is easily scratched by showing a green color on the inside, starchy, red and become white or beige, often growing obliquely with straight or bent stems.

The leaves are arranged alternately and are lined up in long and small stems, egg-shaped to slightly rounded, 5-20 cm long, 5-12 cm wide, have a single main bone in the middle and minor bones are pinned to the side, green and both sides have the same character. Flower buds are arranged in groups of seven items on stems with a length of 4-14 mm. The buds are oval to round with an operculum 3-5 mm long and 4-7 mm wide. Cone-shaped fruit to the hemisphere, 4-7 mm long, 5-8 mm wide and brown when ripe.

This tree grows in the tropics in open forest on slopes or flat surfaces in rocky limestone or lime soil and is drought resistant by shedding leaves. Plants have a horticutural appeal as small ornamental trees, where nesting birds and flowers are used in the beekeeping industry for honey. Wood is often used for fences and firewood.

TAXON

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Magnoliopsida
Order: Myrtales
Family: Myrtaceae
Subfamily: Myrtoideae
Tribe: Eucalypteae
Genus: Eucalyptus L'Hér. in Sert. Angl.: 18 (1789)
Subgenus: Symphyomyrtus
Section: Exsertaria
Species: Eucalyptus alba Reinw. ex Blume in Bijdr. Fl. Ned. Ind.: 1101 (1827)
Variety: Eucalyptus alba var. alba, Eucalyptus alba var. australasica Blakely & Jacobs

PUBLICATIONS

Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

Govaerts, R., Sobral, N., Ashton, P., Barrie, F., Holst, B.K., Landrum, L.L., Matsumoto, K., Fernanda Mazine, F., Nic Lughadha, E., Proença, C. & al. (2008). World Checklist of Myrtaceae: 1-455. Kew Publishing, Royal Botanic Gardens, Kew.

Pasha, M.K. & Uddin, S.B. (2013). Dictionary of plant names of Bangladesh, Vasc. Pl.: 1-434. Janokalyan Prokashani, Chittagong, Bangladesh.

VERNACULAR NAME

English: Hue, White Gum, White Eucalyptus, Poplar gum, Khaki gum
Indonesian: Hue, Ampupu, Eukaliptus putih

Aryo Bandoro
Dlium TheDlium
YouTube: https://www.youtube.com/@Dlium

Screw tree (Helicteres isora)

Screw tree ( Helicteres isora ) is a species of plant in the Malvaceae family. It is a shrub or small tree, up to 8 meters tall. It has gray bark and alternate leaves, up to 22 cm long and 17 cm wide, oval in shape, with serrated edges and hairs. The flowers are red or white and reach a total length of 5.5 cm. The fruit is green when unripe, brown or gray when dry, twisted, spiral-shaped, and pointed at the tip. The seeds are black or brown, shiny, and diagonal, triangular, or rectangular. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Malvales Family: Malvaceae Subfamily: Helicteroideae Tribe: Helictereae Genus: Helicteres Pluk. ex L. in Sp. Pl.: 963 (1753) Species: Helicteres isora L. in Sp. Pl.: 963 (1753) HETEROTYPIC SYNONYMS Helicteres baruensis var. ovata DC. in Prodr. 1: 476 (1824) Helicteres chrysocalyx Miq. ex Mast. in J.D.Hooker, Fl. Brit. India 1: 365 (1874) Helicteres corylifolia Buch.-Ham. ex Dillwyn in Rev. Hortus Malab....

Wild durian (Cullenia exarillata)

Wild durian ( Cullenia exarillata ) is a species of plant in the Malvaceae, a tall tree with smooth, greyish-white bark, peeling on older trees, a straight trunk, horizontal branches and often with a series of knob-like tubercles for flower and fruit attachment. C. exarillata has young branches and the underside of the leaves is covered with golden brown peltate or shield-like scales. The leaves are single, alternate, glabrous, glossy green on the upper side and covered with silvery or orange peltate scales on the underside. Hermaphroditic flowers are tubular and also covered with golden brown scales, 4-5 cm long and cream or reddish brown in color. Flowers have no petals, formed of tubular bracteoles and tubular calyxes, 5-lobed. Fruit is round, 10-13 cm in diameter, covered with thorns and clustered along the branches. Many seeds, reddish brown, 4-5 cm long and 2-3 cm wide. The seeds are enclosed by a fleshy, whitish aril. The fruit splits open when ripe and dries to release the s...

Coromandel (Asystasia gangetica)

Coromandel ( Asystasia gangetica ) is a species of plants in Acanthaceae, perennials, vines and branching that are widely found on the edges of roads, shrubs and gardens, resistant to shade, used as fodder, especially cattle, goats and sheep, treatment, conservation of land and ornamental plants. A. gangetica has a height of 88-95 cm, rectangular-shaped stem, brownish green or purplish green, taproot and can emerge from branches. Petiole has a length of 0.5-6 cm. Ellipse-shaped leaves, unifoliate, green or dark green, arranged facing each other and do not have stipules. Leaves have a length of 8.5 cm, width 4.9 cm, area 69.42 cm3, length and width ratio is 1.8:1, heart-shaped base and taper front end, rough surface, flat edge, a main bone and 4 -6 lateral veins on each side. Coromandel produces flowers after 4 weeks to 2 months. Compound flowers, lined up on one side with a length of up to 25 cm. Flower stalks have a length of up to 3 mm. Trumpet type, white with a bottom stran...

Dlium