Persicaria is a genus of herbaceous flowering plants in the knotweed family, Polygonaceae. Plants of the genus are known commonly as knotweeds or smartweeds. It has a cosmopolitan distribution, with species occurring nearly worldwide. The genus was segregated from Polygonum.
George Don was a Scottish botanist and plant collector.
Arthur Francis George Kerr (1877–1942) was an Irish medical doctor. He is known particularly now for his botanical work, which was important for the study of the flora of Thailand.
Eriocapitella rivularis, a species of flowering plant in the buttercup family Ranunculaceae, is native to Asia. The specific epithet rivularis means "waterside, of the rivers", which evidently refers to one of its preferred habitats. It is commonly called the riverside windflower. In Chinese, it is called cao yu mei, which means "grass jade plum".
Dobinea is a small genus of plants in the subfamily Anacardioideae of the cashew and sumac family Anacardiaceae. The species are dioecious and grow as shrubs or perennial herbs. They grow naturally in the East Himalaya region and China.
Holigarna is a genus of trees in the subfamily Anacardioideae of the cashew and sumac family Anacardiaceae. They grow naturally in India, Bangladesh and Indo-China. This is a poisonous tree if contacted it would irritate skin chemically and result in irreversible skin damage. Smoke from burning this wood is dangerously disabling.
Persicaria posumbu is a species of flowering plant in the family Polygonaceae. It was first described as Polygonum posumbu in 1825 and transferred to the genus Persicaria in 1919. Plants of the World Online records it as having a discontinuous native distribution: the Assam region, Bangladesh and the eastern Himalayas to the west, and Japan, Korea, the Kuril Islands and Primorye to the east.
Persicaria runcinata is a species of flowering plant in the family Polygonaceae, native to the eastern Himalayas and Myanmar. It was first described in 1825 as Polygonum runcinata.
Eriocapitella is a genus of flowering plants in the buttercup family Ranunculaceae. Plants of the genus are native to Asia. The generic name Eriocapitella roughly translates to "growing in a small woolly head", which refers to the hairy ovary and fruit of some members of the genus. Cultivated plants are commonly known as fall-blooming anemones.
Eriocapitella vitifolia, a species of flowering plant in the buttercup family Ranunculaceae, is native to Asia. The specific epithet vitifolia means "vine-leaved, with leaves resembling those of Vitis", the genus of grapevines, and so the plant is commonly called the grape-leaved anemone or grape-leaved windflower. In Chinese, a common name is ye mian hua, which means "wild cotton".
Heterophragma is a genus of two species of tree, constituting part of the plant family Bignoniaceae. The species are found in Southeast Asia and India.
Harmandia mekongensis is a species of flowering plants. It is the only species in the monotypic genus of Harmandia. In the APG IV system, the genus is placed in the family Olacaceae. Other sources place it in the segregate family Aptandraceae.
Iljinia is a monotypic genus of flowering plants belonging to the family Amaranthaceae. It only contains one species, Iljinia regelii(Bunge) Korovin ex Iljin
Lamiodendron is a monotypic genus of flowering plants belonging to the family Bignoniaceae. It only consists of one species, 'Lamiodendron magnificum' 'Steenis It is also in the Tribe Tecomeae.
Marcania is a monotypic genus of flowering plants belonging to the family Acanthaceae. It only contains one known species, Marcania grandifloraJ.B.Imlay
Nayariophyton is a monotypic genus of flowering plants belonging to the family Malvaceae. It only contains one known species, Nayariophyton zizyphifolium(Griff.) D.G.Long & A.G.Mill.
Neobuchia is a monotypic genus of flowering plants belonging to the family Malvaceae. It only contains one known species, Neobuchia paulinaeUrb.
Drusa is a monotypic genus of flowering plants belonging to the family Apiaceae. It has one known species, Drusa glandulosa(Poir.) H.Wolff ex Engl.
Kerriothyrsus is a monotypic genus of flowering plants belonging to the family Melastomataceae. The only species is Kerriothyrsus tetrandrus(Nayar) C.Hansen
Neothorelia is a monotypic genus of flowering plants belonging to the family Capparaceae. The only species is Neothorelia laoticaGagnep..
