Skip to main content

Kassod tree (Senna siamea)

Johar or kassod tree (Senna siamea) is a plant species in Fabaceae, a 2-30 m tall tree with straight and short trunks, the shadows rarely exceed 50 cm, brownish-gray bark on young branches, branching widens to form a dense canopy and rounded.

S. siamea has even pinnate leaves, 10-35 cm long with round stems, 1.5-3.5 cm long with shallow grooves in the middle and shaft without glands. Leaves support tapered small, 1 mm and easily fall out.

Dlium Kassod tree (Senna siamea)

Minor leaves have 4-16 pairs, somewhat warm, oval to round eggs, base and tip rounded or dull, bald, shiny upper surface and lower surface have fine hair.

Flowers are collected in panicles at the tips of branches, 15-60 cm long, have 10-60 buds divided into several panicles. The flower has 5 petals, rounded oval, 4-9 mm, thick and fine haired.

Bright yellow crown, 5 strands, bald, inverted egg round, flag with 1-2 mm long nails. Ten stamens to a length of 1 cm or more are the same length as the ovaries and pistil stems.

Flat-shaped pods, 15-30 cm long, 12-16 mm wide, 20-30 seeds with a thickened edge and at the end of the exposure. Egg-shaped seeds, flat, 6.5-8 mm long, 6 mm wide, light brown and glossy.





Kassod tree grows well in tropical lowlands with monsoon climate, rainfall between 500-1000 mm/year, 20-31C, deep and fertile soils with a pH of 5.5-7.5. This plant can not stand the cold, freezing and above the altitude of 1300 m.

Johar is often planted in agroforestry as well as intercrops, marginal plants, wind barrier, shade plants for tea, coffee and cocoa. Often planted as roadside shade trees, ornamental trees in parks and rehabilitating mining areas.

Hard and heavy wood for B.J. 0.6-1.01 at 15% moisture content. Whitish sapwood and terrace dark brown to black with yellowish patches. Terrace wood has a durable class I and a strong class I-II for making bridges and poles. Beautiful colors and motifs are popular for making furniture and decorative panels.

Young leaves and flowers are boiled and water replaced several times used as a vegetable dish. Young leaves, flowers and pods for ruminant feed, but alkaloids are toxic to non-ruminants including pigs and poultry

Bark, leaves and fruit produce tanners. Simplisia used for medicine uses leaves, root bark and seeds. The root is used to treat intestinal worms and convulsions in children. Wood for laxative and treat scabies. Leaves as a drug for malaria, reduce blood glucose and skin diseases.

The leaves and other parts contain antrakinona, antrona, flavona, various triterpenoids, alkaloids and cassiadimine. Root bark contains lupeol, betalin and diantrakinon. Seeds contain fat and sitosterin.

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Magnoliopsida
Order: Fabales
Family: Fabaceae
Subfamily: Caesalpinioideae
Tribe: Cassieae
Genus: Senna
Species: Senna siamea

Popular Posts

Kunu buti (Mesosphaerum suaveolens)

Kunu buti ( Mesosphaerum suaveolens ) is a species of plant in the Lamiaceae family. It is an erect, herbaceous annual, growing up to 1.5 meters tall. Its cylindrical, rough, brown or green stem is hairy and white. It grows on forest floors, bushes, agricultural fields, and roadsides. Its roots are fibrous and brownish-yellow. M. suaveolens has single, opposite leaves, stalks 2-5 cm long and hairy. The leaf blades are green, hairy, oval, with pointed tips, blunt bases, serrated edges, up to 6 cm long, up to 5 cm wide, and pinnate veins. The flowers are compound, axillary, in clusters, perfect, and bisexual. The petals are attached, forming a tube, each tip elongated like a spine, soft, 3-10 mm long, and green. The corolla is attached, asymmetrically detached, 1-2 cm long, and purple. The fruit is single, hard, capsule-shaped, hairy on the surface, and green or brown in color. The seeds are round, small and blackish brown in color. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphyl...

Fern tree (Filicium decipiens)

Kerai payung or fern tree ( Filicium decipiens ) is a plant species in Sapindaceae, a tree that is always green with thick and round canopies such as umbrellas, 5-10 m high but old specimens in nature can exceed 25 m, upright stems, gray bark ash to reddish brown, smooth when young but rough and cracked when mature. F. decipiens has large, fern-like and conspicuous leaves, up to 40 cm long and made of elongated longitudinal, glossy green leaflets arranged in pairs. Leaves on stems with a length of 3-10 cm, alternating, imparipinnat, 15-30 cm long and 12-15 cm wide. Winged rachis with 6-12 pairs of opposite or sub-opposite leaflets, sessile, oblong-lanceolate with full margins and slightly wavy, 6-12 cm long and 1-3 cm wide, coriaceous, dark green and glossy above. Flowers grow on stems with a length of 7 cm as panicles for lengths of 15-30 cm which carry many small, unisexual flowers and hermaphrodites with a diameter of 0.4-0.6 cm. Pentaparted petals with imbricate ovate lobes, fi...

Cockspur coral tree (Erythrina crista-galli)

Velvet coral tree or cockspur coral tree ( Erythrina crista-galli ) is a species of plant in the Fabaceae family. It is a small tree, 5-8 meters tall, with a trunk circumference of about 50 cm, irregular branches, light wood, and fissured, soft, and light brown bark. The taproot is white. The leaves are ovate, with three strands, dark green and glossy on the upper surface, and pale green on the underside. The central lobe is up to 17 cm long and up to 11 cm wide. The left and right lobes are up to 15 cm long and up to 10 cm wide. The flowers are red, arranged in racemes, at the apex, pentameric, complete, and bilaterally symmetrical. The flowers are up to 6 cm long and 4 cm wide. The pods are long, containing about 8 seeds, green when young and turning brown as they mature. The seeds are ovate, flat, and brown. It grows well in lowlands up to an elevation of 1,500 meters, with an annual rainfall of 800-1,500 mm/year, and a temperature of 20-32°C. It thrives in well-drained soils, but...