Dumb Cane (Dieffenbachia picta) plant care tips for maintaining flourishing Dumb Cane houseplants. Order DUMB CANE PLANT Dieffenbachia picta from Blooming House – Cherokee, IA Florist & Flower Shop. Vet Hum Toxicol. Oct;45(5) Accidental fatal poisoning of a dog by Dieffenbachia picta (dumb cane). Loretti AP(1), da Silva Ilha MR, Ribeiro RE.

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Botany Dieffenbachia is a long-lived, evergreen, perennial herb growing to height of 1 to 1. Stem is branchless, about 2. Leaves concentrated towards the apical part of the stem, the stalk elongated, broadly grooved, the lower part forming a sheath around the stem.

Leaves are 20 to 40 centimeters long, 10 to 20 centimeters wide, oblong to broadly lanced-shaped, dark to glossy dueffenbachia on both sides, with numerous white or yellowish spots or streaks, the base rounded to acute, the tip narrow.

Flower cluster is white, erect, subtended and partly enclosed by a leaflike spathe. Flowers are stalklessthe males crowded on the upper part of the cluster, the females on the lower, the latter enclosed the spathe’s tubular base.

Fruits are berries, orange when ripe. Distribution – The most common dieffebbachia Dieffenbachia species of the Philippines. Constituents – Leaf oil yielded major constituents of pyrimidinecarboxylic acid, 4- 1,3-dimethyl-1H-pyrazolyl methyl thioxo-1,2,3,4-tetrahydro-methyl ester 5. Properties – The common name dumb-cane derives from the acrid and poisonous juice numbs the tongue. Uses Folkloric – No reported folkloric medicinal use in the Philippines.


Root tincture used for genital pruritus and gout.

Used as ingredient in curare by the Amerindians. Used by West Indians as arrow poison. When the mouth swelling pidta severe, talking might be difficult or unintelligible, hence the name “Dumb Cane.

In the past, the plants were also used as a means of torture. Toxicity results from brine shrimp lethality test showed a higher level of toxicity in the leaf than the stem essential oils.

Dieffenbachia – Wikipedia

Essential oil exhibited appreciable antimicrobial activity against E. Tests using a DPPH assay showed the essential oils with higher activity than a-tocopherol. Results showed Dp with promising antioxidant activity as a free radical scavenger. When chewed, the juice from the leaves causes a painful edema of the oral mucous membrane, buccal ulcerations and tongue hypertrophy – severe enough to possibly cause glottis obstruction, respiratory compromise and death. Study evaluated alcoholic extracts of four Gabonese medicinal plants for antiproliferative activity against human colon cancer cell line Ca-Co While roots of P.

Study of leaves, petoles, and stems of Dieffenbachia maculata all showed amylase inhibitor activity, highest for the mid-section of stems; water was the best extractant.


Study evaluated the ability of dumb cane stem extract in killing black rats. Black rats are famous for its role in spreading the dreaded bubonic plague in the Middle Ages.

Results showed rodenticide activity.

The commercial rodenticide Raccumin took earlier effect compared to dumb dieffwnbachia stem extract. Study evaluated the toxicological effect of ethanol leaf extract of Dieffenbachia seguine. Histopathological exam of the liver showed distortion, congestion, and focal necrosis of the liver and renal tubules. Caution is advised in the use of this plant for ornamental purposes in homes.

Accidental fatal poisoning of a dog by Dieffenbachia picta (dumb cane).

Potential Herbal Medicines and Drug Interactions. Dieffenbachia picta Schott is a synonym of Dieffenbachia dieffenbacuia Jacq. Schott The Plant List. Schott is a accepted name The Plant List. Cana muda, Aro seguino, Pataquina, Oto de lagarto.

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