Peristrophe roxburghiana

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Peristrophe roxburghiana
Peristrophe roxburghiana.jpg
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Lamiales
Family: Acanthaceae
Genus: Peristrophe
Species: P. roxburghiana
Binomial name
Peristrophe roxburghiana
(Roem. & Schult.) Bremek.

Peristrophe roxburghiana (syn. Peristrophe tinctoria Nees, Peristrophe baphica (Spreng) Bremek.; also called magenta plant, or lá cẩm in Vietnamese) is a flowering plant in the family Acanthaceae, native to southeastern Asia from Assam south to Sri Lanka and east to mainland Southeast Asia, Java, southern China, and Taiwan.[1][2][3]

It is a herbaceous perennial plant growing to 50–100 cm tall. The leaves are lanceolate to ovoid-acute, 2–7.5 cm long and 1–3.5 cm wide. The flowers are two-lobed, the long axis up to 5 cm long; they are magenta to reddish-violet.[1][2][4][5]

Cultivation and uses[edit]

Culinary use[edit]

Xôi lá cẩm

An extract of its leaves imparts a magenta tone to some Vietnamese foods, particularly in a taro-filled cake called bánh da lợn and glutinous rice dishes such as xôi lá cẩm, a sweet dessert.

Medicinal use[edit]

The plant is used in traditional Chinese medicine.

References[edit]

  1. ^ a b Flora of Taiwan: Peristrophe roxburghiana.
  2. ^ a b Flora of China (draft): Acanthaceae.
  3. ^ Germplasm Resources Information Network: Peristrophe roxburghiana.
  4. ^ Taiwan Forestry Flora of Taiwan 4: 183: in Chinese; google translation.
  5. ^ photo