Skip to main content

Thatch screwpine (Pandanus tectorius)

Pandan duri or pandan tikar or thatch screwpine (Pandanus tectorius) are species of tree-like plants in Pandanaceae, dioesis, are highly variable in shape and character, have many varieties and some are cultivated for different purposes.

P. tectorius is a wide-branched shrub, 3-7 m high and sometimes has many trunks. Roots and hanging roots have a large size and striking. Ribbon-shaped leaves, 70-250x3-9 cm, stiff, bluish green and waxy, parallel with bones, spines on the edges and underside of the leaf bone.

Dlium Thatch screwpine (Pandanus tectorius) #Dlium @Dlium

The leaves gather tightly at the end of a branch in 3 rows arranged in a spiral with the base hugging the stem to leave a ring-shaped mark. Hanging male flowers, 25-60 cm long, 10-20 side branches, veiled in a white-yellow sheath that smells good. The female flowers are aloof, rounded hump shaped and 5 cm in diameter.

Compound fruit has many variations for shape, size and color. Shapes ranging from ovoid, ellipsoid, almost round and full ball. Length 8-30x4-20 cm on the center line. Phalanges are ovoid inverted to oblong, 2.5-11x1.5-6.7 cm and the skin is green, yellow, orange and red when ripe.

Mesocarp is white, fiber and filled with air at the tip, yellow to orange or red-orange at the base. Ovoid seeds, pushing or oval and 6-20 millimeters long. Often grow in sandy and rocky areas at an altitude of 0-610 m, rainfall 1500-4000 mm/year, adapt in various of soil including quartz sand, coral sand, peat, limestone and basalt.

Pandan duri is tolerant of high salt content and continuous gusts of wind, like the soil with a pH of 6-10. It grows very well in full sun, but can also grow well with a shade of 30-50%.



Different varieties produce different benefits. Generally P. tectorius is cultivated for soft and strong leaves to be woven, others for male flowers that smell nice to scent the room, clothes or perfume. Another variety for delicious fruit.

Kingdom: Plantae
Clade: Angiosperms
Clade: Monocots
Order: Pandanales
Family: Pandanaceae
Genus: Pandanus
Species: P. tectorius

Comments

Popular

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 …

Minnieroot (Ruellia tuberosa)

Kencana ungu or Pletesan or Minnieroot (Ruellia tuberosa) is an upright herb with a height of up to 1 meter and has many branches. Egg-shaped leaves with blunt edges, thin, flat surface, green, flat edges and pinnate bones.

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…

Coromandel (Asystasia gangetica)

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…