Lupinus mutabilis

Andean lupine ( Lupinus mutabilis ), illustration.

The Andean lupine ( Lupinus mutabilis ) is a flowering plant in the genus lupines (Lupinus ). It is grown in the Andes (especially in Bolivia, Peru and Ecuador) for its edible bean- like seeds. There she is in Quechua as Tarwi or tawri ( Hispanicized tarhui or tauri ) and known in Spanish as chocho or altramuz.

Description

The Andean lupine is an erect annual plant with a strong, more or less -tube, glabrous or verkahlenden stems. They branched strong and often reaches heights of growth of 1.0 to 1.5 m. It forms a deep taproot with many lateral roots, with " rhizobia ". The stipules are dropped. The petiole is 4-8 cm long. The palmately divided leaf blade consists of four to eight separate sheets. The partial leaves are inversely lanceolate, rounded at the tip or occasionally pointed, glabrous on both sides or nearly glabrous, about 6 cm long and 12 mm wide.

The inflorescence stems are up to 10 cm long, the inflorescence axis is the same length twice as long to. The racemose inflorescence contains many flowers. The bracts are leaf-like foliage. The pedicels are 5-14 mm long, glabrous or finely studded with adjacent trichomes. The hermaphrodite, zygomorphic flowers have a length of 18 to 20 mm. The calyx is hairy fitting silky; the upper calyx lips are about 8 mm, the lower 7 mm long. The petals are white or blue; the flag is sometimes dyed in the middle of the back more or less yellow. The petals change from bud to fading the color from white, pink, light blue to violet, purple or dark red. The wings are very broad. The boat is ciliated. There shall be three to five ovules.

The approximately 8 cm long and 16 mm wide legumes are veined like a net, easily fitting - hairy and contain three to nine seeds. The black or white or black and white round, to oval seeds are 0.8 to 1.8 cm in size.

Use

This plant is cultivated much in their area of ​​distribution. Before cooking, the seeds must be rinsed under running water for several days or several times thoroughly watered. The water of the first Wässerungsvorganges is often used as an insecticide or fish poison.

Swell

• J. Francis Macbride: Flora of Peru, Volume XIII, Part III, Number 1, Botanical Series, Field Museum of Natural History, Chicago, USA, 1943, page 492-493.
• A variety of information on Art ( German )