Dumbcane (Dieffenbachia seguine)

Blanceng or dumbcane (Dieffenbachia seguine) is a plant species in Araceae, annual shrubs with thick and wide leaves, striking and varied colors, usually a mixture of green, white and yellow, easy to grow and often planted in houses and yards as ornamental plants, but poisonous.

D. seguine has stringy and yellow roots. The stem has a height of 0.6-1 m, stands upright, soft and gummy, tubular, has segments as a sign of leaf marks, dark green and shiny.

Single leaf, seated alternately, oval shape, flat edge, blunt base, pointed tip, length 25-40 cm, width 15-20 cm, flattened, single bone in the middle and fiber-pinnate, smooth surface, overall green or spotted white and yellow spread in the middle.

A single flower, grows on the leaf armpit, oval, delicate petals, brown, spear-shaped stamens and pistils, oval and white crowns. The fruit is ovoid, 4-8 mm in diameter, green and red when ripe. Round seeds, 3 mm in diameter and white.

Dumbcane emits a lot of water vapor which causes the air to become moist and diligently spraying phytochemical compounds to suppress bacterial populations and fungal spores as a mechanism for plants to survive and protect themselves from pathogens.

Blanceng grows well in high humidity and low intensity sunlight. The sap contains raphide as a calcium oxalate crystal which has a needle-like shape and is stored in an idioblast. The sap is toxic which causes itching, swelling, necrosis and destruction of blood vessels.

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Liliopsida
Order: Alismatales
Family: Araceae
Subfamily: Aroideae
Tribe: Spathicarpeae
Genus: Dieffenbachia
Species: Dieffenbachia seguine

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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 …

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.

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Mexican sunflower (Tithonia diversifolia)

Paitan or Mexican sunflower (Tithonia diversifolia) is a plant species in Asteraceae, shrubs with 2-4 meters high, abundant yellow flowers, fast growing, tolerant to high canopy density with deep roots and widely used as a barrier to erosion, insulin and green fertilizer.

T. diversifolia grows upright, erect stems are tubular and green woody. Single leaf arranged alternately, length up to 32 cm, width up to 25 cm, sharp edges and base, pinnate bones, rough surface and green. Young leaves have a tip, while adult leaves have 3-5 ends.

Compound flowers grow at the end of branches with long stems. Petals are tubular, smooth hair and green. Crown will be separated, ribbon-shaped, yellow and smooth. Yellow round stamens and curved pistils are yellow.

The fruits are round, light green and turn brown when ripe. The seeds are round, have four corners, 5 mm long, hard and brown in color. Seeds spread by the wind. White taproot.

Mexican sunflower grows wild on the edge of farmland, cliff slopes and …

Dlium

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