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Showing posts from June, 2023

Uram weed (Urena procumbens)

Uram ( Urena procumbens ) is a species in the Malvaceae, sub shrub, erect, up to 80 cm tall, woody stems, procumbent branches, puberulent, solitary or forming loose colonies, growing in forests, agricultural fields, roadsides and wastelands. U. procumbens has subulate, 1.5 mm and caducous stipules. Leaves have petioles, 4-15 mm and hairy. Leaf blade proximal to the stem, 3-5 lobes, lobes rhombus or oblong, flask-shaped, 1-7 x 1-4 cm, both surfaces short-haired, tomentose densely hairy, base rounded to almost heart-shaped and margin serrated. Flowers solitary or nearly branched and axillary. Pedicel 2-3 mm. Epicalyx 7mm. Calyx shorter or almost as long as epicalyx, lobes ovate, acute and stellate. Petals pink or white and 1-1.5 cm long. The staminal column is glabrous and the length of the calyx. The fruit is round, 6 mm in diameter, thorny and hairy. Bare seeds. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Malvales Family: Malvacea...

Sea hibiscus (Hibiscus tiliaceus)

Waru or sea hibiscus ( Hibiscus tiliaceus ) is a species in the Malvaceae, a small tree, 5-15 meters high, the stem grows straighter and the crown narrower on fertile soils, while the trunk grows crooked and the crown widens on arid soil. H. tiliaceus has leaves with long stalks. Strands circular or ovoid or heart shaped, flat edge, diameter up to 19 cm. Veins with glands at the base. The underside has gray hair. The supporting leaves are oval in shape, 2.5 cm long and leave marks at the ends of the branches. Flowers solitary or in bunches with 2-5 florets. Additional petals 8-11 items, more than half attached. Petals 2.5 cm long and 5 items. Fan-shaped crown, 5-7.5 cm wide. The flowers bloom yellow in the morning, turn orange in the afternoon and turn red in the evening, before finally falling. Fruit egg-shaped, short beak, imperfect 5 chambers and opens with 5 valves. The seeds are small and light brown. Taproot and yellowish white. This tree has high adaptability, is tolerant ...

Dragon primrose (Ludwigia adscendens)

Dragon primrose ( Ludwigia adscendens ) is a plant species in the Onagraceae, a floating herbaceous perennial with a spongy and white float, large and cylindrical stems, growing floating on the surface of the water and crawling over the surface of wet soil. L. adscendens has simple leaves with elliptical blades, thick, 0.4-7 cm long, 0.7-3 cm wide, apex sharp or rounded, margins even, dark green and shiny, a main vein in the center with many small pinnate vein. Petiole short 0.5-1.0 cm. Disc-shaped flowers, white or cream with a yellow center, appear singly in the leaf axils, each having 5 sepals, 5 petals and 10 stamens. Flowers have long stalks and white hair. This species grows to float on calm, clear fresh water and permanently wet land with plenty of sunlight in rivers, canals, canals, farmland, roadsides and other inundated places. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Myrtales Family: Onagraceae Genus: Ludwigia L. i...

Garden balsam (Impatiens balsamina)

Garden balsam ( Impatiens balsamina ) is a plant species in the Balsaminaceae, annual plant, fibrous roots, 20-75 cm high, stems thick but soft, cylindrical, bright green or red and has many branches. I. balsamina has leaves arranged spirally, oblong-ovate in shape, 2.5-9 cm long, 1-2.5 cm wide, scalloped edges, sharp tip, a main vein in the center with many small veins pinnate and green. Flowers are bright red or red or mauve or purple or lilac or white, 2.5-5 cm in diameter and have long stalks. The seed capsule is elliptical in shape, green in color and has white hair. The mature seed capsule undergoes explosive dehiscence. Flowers are pollinated by bees, insects and nectar-feeding birds. Many are found in the lowlands to an elevation of 1000 meters. This plant is not drought tolerant, so it cannot live in dry and arid areas. Likes soil conditions with good drainage and sufficient light intensity. Various parts of the plant are used as traditional medicine for rheumatism, broken...

Ri palm (Ri purwo)

Palem ri or ri palm ( Ri purwo ) is a plant species in Arecaceae, erect, tubular stems, straight or slightly curved, green in color, leaf marks are clearly visible at more or less equal distances, growing solitary or in rare colonies with three items. Ri purwo has dark green or brown leaf sheaths with long thorns. The spines sit irregularly, the base is wide and white, the tip is slender and black. Leaf stalks are green, shiny, brown scaly and spiny. The thorns sit irregularly and are getting rarer to the end. The spines have a wide base and are white, the tips are slender and black. Leaf bone are green, shiny and prickly. The spines have a wide base and are white, the tips are slender and black. Ribbon-shaped leaves and sit opposite. Ri palm grows in primary forest, mixed forest, coastal forest, near the beach, waterlogged or dry soil, hot temperature and high humidity. Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Liliopsida Order: Arecales Family: Arecace...

Bloodleaf (Iresine diffusa f. herbstii)

Bayam merah or chicken gizzard plant or Herbst's bloodleaf ( Iresine diffusa form herbstii ) is a form in Amaranthaceae, a shrub with upright stems or vines and branches, red in color, flowers in panicles at the ends of the stems, grows in damp or slightly wet places. I. diffuse f. hersbstii grows upright, the stem has grooves, is not woody, red in color and the segments are continuous. Leaves come in a variety of shapes and colors. Oval to elongated, base rounded to sharp, tip rounded to sharp. Petiole short to long. A central vein, several pinnate veins, flat margins, upper surface red and black or green and yellow. Small flowers. Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Caryophyllales Family: Amaranthaceae Subfamily: Gomphrenoideae Genus: Iresine Species: Iresine diffusa Form: Iresine diffusa f. herbstii

Woodland false buttonweed (Spermacoce remota)

Siwingan or woodland false buttonweed ( Spermacoce remota ) is a plant species in the Rubiaceae, an upright or spreading perennial herb up to 50 cm high, rectangular stems with scaly hairs on the ridges, branched and green in color. S. remote has leaf blades up to 8 cm long, up to 2 cm wide and hairy. 5-6 lateral veins on each side of the midrib. Bare surface, undersurface with a few hairs along the veins. Stipules interpetiolar, hairy, margin scalloped with 7 teeth or pegs and teeth about 2-4 mm long. Inflorescence in dense axillary fascicles. Individual flowers are about 5 mm in diameter. The calyx lobes are 0.5-1 mm long and are covered with hair. The corolla tube is about 2.5 mm long, the lobes 2–2.5 mm long and are covered with hairs only on the outer surface near the apex. The anthers are 1 mm long. The filaments are 1-1.5 mm long and are attached to the corolla tube. This species grows near sea level to an elevation of 900 meters. It grows in disturbed areas and along path...