Skip to main content

China rose (Rosa chinensis)

Mawar or Bengal rose or China rose (Rosa chinensis) is a plant species in Rosaceae, shrubs up to 1-2 m tall, growing on fences or forming bushes. Leaf pinnate, 3-5 leaflets, each 2.5-6 cm long and 1-3 cm wide. The plant has three varieties is R. chinensis var. chinensis, R. chinensis var. spontanea and R. chinensis var. semperflorens.

R. chinensis has pink, red and white petals. Solitary flowers, usually four or five bundles together and have a mild aroma. Hermaphrodite flowers have radial symmetry for diameters of 4-5 cm.

Dlium China rose (Rosa chinensis)

Strong branches, sturdy thorns decorate each path, young stems have dark green tree bark and woody old stems have purplish brown color. The leaves are arranged alternately from the petiole and downy. Leaf pinnate, ovoid with rounded base, tapered tip and sharp saw edge. The top leaves are dark green and shiny.

Various forms of mawar have been cultivated in the garden for a long time, many varieties of garden roses and hibidation as tea roses and so on hybrid tea roses. Cultivars have become important in breeding many modern garden by giving them the characteristic of repeated blooms.

The most well-known hybrid tea varieties are Coctail, Diplomat, Idole, Jacaranda, Laminuette, Osiana, Pareo, Samorai, Sonate de Meilland, Sonia, Sweet Sonia, Tineke, Vivaldi, White Success and Yonina. Some varieties for cut flowers in the tropics are Cemelot, Frad Winds, Mr. Lincoln, and Golden Lustee. As for the garden plants are Folk Song, Khatherina Zeimet, Woborn Abbey and Cimacan Salem.

Various forms of China rose are also managed in many other ways. Young vegetative plant parts, flower buds and flowers brewed or eaten as a kitchen concoction as a soup. The thin fleshy layer surrounding the seeds is eaten raw or cooked. Seeds are a great source of vitamin E after being ground and mixed with flour or added to other foods. Oil extraction as perfume and medicine ingredients.



The wind does not affect the growth of roses, good rainfall is 1500-3000 mm/year, morning sun for 5-6 hours per day where flowers will grow faster and have strong trunks. Bengal rose has a very broad adaptability to the environment, grows in sub-tropical and tropical regions, temperatures 18-26C and humidity 70-80%.

Cultivation is done directly on the soil permanently in the garden or in pots. R. chinensis is suitable for sandy, fertile, loose soil, lots of organic matter, aeration, good drainage and soil PH 5.5-7.0. Porous soil is needed by the roots.

Kingdom: Plantae
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Rosales
Family: Rosaceae
Genus: Rosa
Species: R. chinensis

Comments

Popular

Porang (Amorphophallus muelleri)

Porang or iles-iles (Amorphophallus muelleri) is a plant species in Araceae, the leaves are pseudo stems with a height of 40-180 cm and a diameter of 1-5 cm, tubular, green with irregular white patches, each branching point grows bulbil colored brown and yellow tubers.

A. muelleri has pseudo stems and leaves that are bright green to dark green and have greenish white patches. The surface of the stalk is smooth, while the leaves are smooth wavy. Ellipse-shaped leaves with pointed tips.


When flushing has 3, 4-5, 5-6 and finally 6 minor leaf strands with 3 small leaf stems. Young leaves have edges that are light purple, green and will end yellow with a width of 0.3-0.5 mm. Canopy has a width of 50-150 cm.

Stems grow on tubers with a diameter of 25-50 mm and height 75-175 cm. The color of the tuber is brownish or beige on the outer surface and brownish on the inside, rather oval and stringy roots, weight 450-3350 grams, fine tissue, 4-5 months dormant period and 35-55% glucomannan content.

God is tools

OPINION - God and spirit are controversial discussions in science and even mythology will have no place among naturalists and for Darwinians. Apparently this has been final that mythology is a delusional, mystical and superstitious concept that cannot be empirically proven in the world of science.

Most scientists and science activists have agreed that god is nonsense, delusional and cannot be accommodated in the theory of evolution. This opinion can be understood methodologically and I agree with the sentences. But so many behaviors are very real and occur in the field.


I am a fieldman who goes to the wild every day, along rice fields and forests to watch insects to plants, talk to people especially in villages, visit Hindu-Buddhist temples built in the 8th century, witnessing busyness in mosques, temples and churches.

I feel something is missing in the view of naturalists and Darwinians. There are short moments that are missed in analyzes in the timeline of human evolution. These lit…

Javanese grasshopper (Valanga nigricornis)

Wooden grasshoppers or wooden walang or Javanese grasshopper (Valanga nigricornis) are grasshopper species in Acrididae and have around 18 subspecies, most of which are endemic to various island groups in Indonesia. This insect has a very broad sexual dimorphism where males have a length of 45-55 millimeters and females 15-75 mm.

V. nigricornis is yellowish brown or yellowish or green with bluish black marks. The back wing is rose red when flying. The nymphs are pale green and dark. They live in forests, bushes and really like the leaves of the giant sensitive plant (Mimosa diplotricha) and giant sensitive tree (Mimosa pigra).


Javanese grasshopper has one generation every year where four eggs are placed on moist soil in forest clearing. The eggs are not active throughout the dry season and it takes six to eight months to hatch.

The eggs hatch into nymphs and pass seven instar stages before becoming winged adults. Wood grasshoppers are solitary insects and do not form flocks, but outbre…