Solanum atropurpureum
Encyclopedia
Solanum atropurpureum, commonly known as Malevolence, Purple Devil and the Five-Minute Plant, is a perennial herbaceous plant
Herbaceous plant
A herbaceous plant is a plant that has leaves and stems that die down at the end of the growing season to the soil level. They have no persistent woody stem above ground...

 native to South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

. The plant is a member of the genus Solanum
Solanum
Solanum, the nightshades, horsenettles and relatives, is a large and diverse genus of annual and perennial plants. They grow as forbs, vines, subshrubs, shrubs, and small trees, and often have attractive fruit and flowers. Many formerly independent genera like Lycopersicon or Cyphomandra are...

, and is therefore related to the Deadly Nightshade
Deadly nightshade
Atropa belladonna or Atropa bella-donna, commonly known as Belladonna, Devil's Berries, Death Cherries or Deadly Nightshade, is a perennial herbaceous plant in the family Solanaceae, native to Europe, North Africa, and Western Asia. The foliage and berries are extremely toxic, containing tropane...

 and the Tomato
Tomato
The word "tomato" may refer to the plant or the edible, typically red, fruit which it bears. Originating in South America, the tomato was spread around the world following the Spanish colonization of the Americas, and its many varieties are now widely grown, often in greenhouses in cooler...

 plant. It can be found growing in any tropical
Tropical climate
A tropical climate is a climate of the tropics. In the Köppen climate classification it is a non-arid climate in which all twelve months have mean temperatures above...

 to temperate climate with mild winters. S. atropurpureum contains various toxic tropane alkaloids in its fruit, stems and leaves and should not be ingested.

The plant is a small shrub growing 1.2 to 1.8 meters in height and 90 to 120 cm in width with ovate, spade shaped leaves 5 to 10 cm long when fully grown. It blooms yellow to white flowers in the late spring to mid summer, and produces small (1-2 cm wide) orange fruit. The fruit's juices can be irritating to the touch, so it is recommended that gloves be used when removing or handling. The plant is characterized by its purple stems, which are completely covered by striking purple and green thorns about 2 cm long, from which its common names are ostensibly derived. The plant is short lived with a 3 to 5 year lifespan.

The plant can be grown ornamentally, requiring full sun and modest water. The plant is known to grow in a wide variety of soils and can resist temperatures as low as -10 degrees Celsius for a few days. Seeds can be harvested from the fruits, and stem cuttings can be used to grow the plant in about 10 to 20 days.

It is also known as a natural reservoir of the potato virus X
Potato virus X
Potato virus X is a plant pathogenic virus of the family Alphaflexiviridae and the order Tymovirales.-External links:**...

.
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