Eupatorium fortunei

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Eupatorium fortunei
Scientific classification
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E. fortunei
Binomial name
Eupatorium fortunei

Eupatorium fortunei, in Chinese called 佩兰 pei lan, is a plant species in Asteraceae native from Asia where it is rare in the wild but commonly cultivated. The white to reddish colored flowers and herbage smell like lavender when crushed. In China the plants are used to make fragrant oils.

Description

Eupatorium fortunei is herbaceous perennial that grows 40 to 100 centimeters tall, growing from procumbent rhizomes. Plants are upright growing with green stems that are often tinted with reddish or purple dots. The stems have few branches and the inflorescence is apically branched. Cauline foliage is large with short petioles, the 5 to 10 cm long and 1.5 to 2.5 cm wide leaves are 3-sected or 3-partite and the terminal lobe of the leaves is large and narrowly elliptic to elliptic-lanceolate or oblanceolate shaped. The margins of the leaves are toothed, the largest leaves are produced mid stem and the leaves become smaller as they descend down the stems, the bottom leaves wither away by the time flowering begins. The flowers are in capitula, which are numerous and arranged in apical compound corymbs; inflorescence 3 to 10 cm across. The phyllaries are purple-red, they also lack hairs and glands. The florets are white to reddish in color, have 5 cm wide corolla that also lack glands. The elliptically shaped fruits are 5 angled achenes which are black-brown in color and 3-4 mm long. Pappus is white and about 5 mm long. This species flowers and fruits in July through November in China.[1]

In Japanese it is known as fujibakama, a term that is also applied to cultivated Eupatorium flowers which have noticeable differences (in leaf shape) from the wild E. fortunei.[2]

Uses

The plant is used medicinally in both Japan and China.[1][2]

Toxicity

Eupatorium fortunei contains tumorigenic pyrrolizidine alkaloids.[3]

References

  1. ^ a b "Asteraceae Tribe Eupatorieae (Draft)". Flora of China. Retrieved 2009-12-01.
  2. ^ a b SASAKI YOHEI, MATSUMOTO ATSUSHI, TAKIDO MICHIO, YOSHIMURA MAMORU, NAGUMO SEIJI (2006). "Study on Eupatorium Plants Called "Fujibakama"". Japanese Journal of Pharmacognosy. 60 (1): 15–20. ISSN 1349-9114.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  3. ^ Fu, P.P., Yang, Y.C., Xia, Q., Chou, M.C., Cui, Y.Y., Lin G., "Pyrrolizidine alkaloids-tumorigenic components in Chinese herbal medicines and dietary supplements", Journal of Food and Drug Analysis, Vol. 10, No. 4, 2002, pp. 198-211[1]