Indoor plants

Zanthoxylum

Family: Rutaceae. Native range - South and North America, Africa, Asia, Japan and Australia. In the wild there are more than two hundred species of deciduous or evergreen trees and shrubs. In its native regions, mainly in China and Japan, Zanthoxylum is used in cuisine as a spice for seafood.

Zanthoxylum piperitum - Zanthoxylum piperitum - an evergreen shrub or tree, in the wild up to 3 m in height. It has imparipinnate, sometimes trifoliate leaves with opposite entire or toothed segments, always an odd number from 7 to 17. Leaves are light green, fairly thin, elongate-ovate in shape, pointed at the tip with a crenate (rounded-toothed) margin. The bark of the trunk and shoots is smooth and gray. The trunk bears spines similar to those of citrus. Racemose axillary inflorescences bear small yellow unisexual flowers (flowering May–June), appearing only on old branches. The fruit is pink or reddish with a citrus scent (contains two black seeds).

Zanthoxylum americanum - Zanthoxylum americanum - native to the USA. A branching shrub up to 6 m in height. The trunk bark is brown, with sharp spines. Shoots are long and pendulous. Leaves are imparipinnate, with oppositely arranged segments (leaflets), up to 11 in number. Each leaflet is dark green, sessile, ovate in shape and pointed at the tip. Leaves are coriaceous, slightly bent along the midrib, with entire or toothed margins. Fruit red, about 5 mm in diameter.

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