Skip to main content

Giant shield bug (Pycanum alternatum)

Giant shield bug or pycanum rubens (Pycanum alternatum) is a species of animal in Tessaratomidae, has a large shield covering the back, shiny green-blue-brown colored and appears to have a powder or wax layer, inhabiting the leaves of plants in open forests or bushes .

P. alternatum is also called a stink bug because of its ability to release pungent aromas when disturbed. These insects live solitary with a partner and usually the mother gather in a family together in nymphs.

Dlium Giant shield bug (Pycanum alternatum)

White eggs are attached under the leaves of the plant. Nymphs can be found in the same host as their parent. The nymph has a flat rectangular shape with a large vein in the middle like a flat leaf.

Nymphs having striking colors are light green, orange and red. Color may represent various stages of development or gender. The initial stage has a small size and red color. It grows in a bigger size and turns orange then ends in green.



Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hemiptera
Family: Tessaratomidae
Genus: Pycanum
Species: P. alternatum

Popular Posts

Philippine spinach (Talinum fruticosum)

Philippine spinach ( Talinum fruticosum ) is a species of plant in the Talinaceae family. It is an erect, non-woody herb, growing up to 100 cm tall. The leaves are radially arranged, up to 15 cm long and 5 cm wide, with a large central vein. The surface is smooth, shiny, dark green, and pinnate at the base. The inflorescences are in clusters. The flowers are fan-shaped with five red or white petals, with yellow anthers. Fruit round, up to 5 mm wide. This plant grows wild in colonies on forest floors, agricultural lands, roadsides, and abandoned areas. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Caryophyllales Family: Talinaceae Genus: Talinum Adans. in Fam. Pl. 2: 245, 609 (1763) Species: Talinum fruticosum (L.) Juss. in Gen. Pl.: 312 (1789) HOMOTYPIC SYNONYMS Portulaca fruticosa L. in Syst. Nat., ed. 10. 2 (1759) HETEROTYPIC SYNONYMS Ruelingia triangularis (Jacq.) Ehrh. in Beitr. Naturk. Verw. Wiss. 3 (1788) Calandrinia andrewsii ...

Srigati morning glory (Ipomoea trifida)

Srigati morning glory or threefork morning glory ( Ipomoea trifida ) is a species of plant in the Convolvulaceae family. It is a herbaceous, climbing, twining, cylindrical plant with green stems when young and brown when mature, and white hairs. The leaves are heart-shaped, plain or three-lobed, up to 9 cm long and 9 cm wide. The flowers are trumpet-shaped, reddish-white or purplish, with red or purple inner lobes, up to 4 cm long and 3.5 cm wide. This species grows as a ground cover and climbs into the forest canopy. It grows in forests, agricultural lands, roadsides, and abandoned areas. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Solanales Family: Convolvulaceae Subfamily: Convolvuloideae Tribe: Ipomoeeae Genus: Ipomoea L. in Sp. Pl.: 159 (1753) Species: Ipomoea trifida (Kunth) G.Don in Gen. Hist. 4: 280 (1837) HOMOTYPIC SYNONYMS Convolvulus trifidus Kunth in F.W.H.von Humboldt, A.J.A.Bonpland & C.S.Kunth, Nov. Gen. Sp. 3: 1...

Java milkwort (Polygala javana)

Java milkwort ( Polygala javana ) is a species of plant in the Polygalaceae family. It has erect, woody, branched stems with brown to black stems and white hairs or powdery hairs. The leaves are opposite and alternate. The leaves are oval, up to 30 mm long and up to 9 mm wide, and green. The inflorescences are arranged in panicles, arranged in rows and radially. The flowers are butterfly-shaped, yellow, green, and purple, with white hairs, up to 8 mm wide. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Fabales Family: Polygalaceae Tribe: Polygaleae Genus: Polygala Tourn. ex L. in Sp. Pl.: 701 (1753) Species: Polygala javana DC. in Prodr. 1: 327 (1824) HETEROTYPIC SYNONYMS Polygala ceylanica B.Heyne ex Wall. in Numer. List: n.° 4183 (1831) Polygala javana var. angustifolia Thwaites in Enum. Pl. Zeyl.: 22 (1864) Polygala raoi R.N.Banerjee & L.K.Banerjee in Proc. Indian Acad. Sci., B 82: 218 (1975) PUBLICATIONS Aung, Y.L., Aung, M.H....