Siam bamboo (Thyrsostachys siamensis)

Bambu siam or siam bamboo (Thyrsostachys siamensis) is a plant species in Poaceae, bamboo that is clumped, upright stems, densely packed, green, pale green shoots or purplish, widely used for ornamental plants, living fences, wind barrier and bamboo shoots used for vegetables.

T. siamensis has straight stems or curved ends, 8-14 m tall, branches appear high above the ground with many branches in a segment where one is bigger than the other branches.

The segment has a length of 15-30 cm and a diameter of 2-7.5 cm. The walls are very thick, even solid at the bottom, smooth, grayish green, usually covered by a reed which is not falling out. The boundary of the segment is not prominent with the whitish ring just below the segment.

The reed is not loose, 20-25 cm long, 8-10 cm wide at the base and narrowed to 2.5 cm at the end, pale green or purplish with white hairs scattered on the outside, brown ends yellowish and thinning to dry.

The reed ears are not visible or are very small in size and loosened. The leaves of the reed are narrow lanceolate, 6-15 cm long, 5-12 mm wide, erect, have fine hairs on the axial and ligula are very short.

The leaves are long and narrow, 7-14 cm long, 5-10 mm wide, pale green which is whitish and generally lokos. Striped leaf midrib, white haired at a margin, midrib or small ear size. Ligula is very short, flat and smooth-haired.

Siam bamboo grows in the tropics, semi-evergreen forests, mixed or drier, dry, sandy, rocky forests, nutrient-poor soils, altitudes of 300-2000 m and rainfall of 800-1,000 mm/year. This bamboo grows on various types of soil that is not flooded.

Stems are used for general household use, materials for making baskets, chopsticks, umbrella handles, fishing rods, pulp and firewood. Shoots are praised as one of the most delicious vegetables. Popular to decorate parks and curbside, live fences and windbreaks.

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Liliopsida
Order: Poales
Family: Poaceae
Genus: Thyrsostachys
Species: Thyrsostachys siamensis

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Cornstalk dracena (Dracaena fragrans)

Drasena or cornstalk dracena (Dracaena fragrans) is a species of flowering plant in Asparagaceae, a shrub that grows slowly, is very adaptive and inhabits in altitude regions of 600-2250 m, multistemmed at the base, up to 15 m high or higher with narrow, upright and slender crowns.

D. fragrans has a round stem with a diameter of up to 30 cm, young plants have a single stem and are not branched with a rosette of leaves to the ends, producing two or more new stems with subsequent flowering episodes.

Lanceolate leaves, 20-150 cm long, 2-12 cm wide, green overall or yellow vertical stripes follow the bone trench in the middle for some varieties, shiny, upright young leaves to spread and larger leaves droop due to weight.

The flowers in panicles are 15-160 cm long, individual flowers have a diameter of 2.5 cm with a six-lobed corolla, are pink and open white with the center having a red or purple line on each lobe for 7-12 mm, very fragrant and popular with pollinating insects.

The berries …

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Rumput israel or 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…

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R. tuberosa has 12 cm long leaves, 5 cm wide and 2.5 cm long stalks. The stem is a blunt quadrilateral, purplish green, covered with fine and short hair. Flowers have a diameter of 4-5 cm and a tube length of 5-6 cm.

Thin crowns of light purple, semicircular, numbering five strands and fused to the bottom to form a tube. The withered flower crown will detach from the base of the flower. The pistil is purplish white, the head is flattened and the stalk is 3 cm long.

White stamens, numbering five with sari stems attached to the flower tube wall. The stem is 0.5-1 cm long. The anthers are white with a width of 1 mm and a length of 6 mm. White pollen, large amounts, rather sticky and pollination using insects.

The flower petals are green, number four, 3 cm long and cont…

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