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Plumbagin or 5-hydroxy-2-methyl-1,4-naphthoquinone is an organic compound with the chemical formula C 11 H 8 O 3.It is regarded as a toxin [1] and it is genotoxic [2] and mutagenic. [3]
Ceratostigma (/ ˌ s ɛr ə t oʊ ˈ s t ɪ ɡ m ə, s ɪ ˌ r æ t-/; [2] [3]), or leadwort, plumbago, is a genus of eight species of flowering plants in the family Plumbaginaceae, native to warm temperate to tropical regions of Africa and Asia. Common names are shared with the genus Plumbago.
Plumbago indica Plumbago zeylanica. The species include herbaceous plants and shrubs growing to 0.5–2 m (1.6–6.6 ft) tall. The leaves are spirally arranged, simple, entire, 0.5–12 cm (0.20–4.72 in) long, with a tapered base and often with a hairy margin.
Ceratostigma plumbaginoides, the hardy blue-flowered leadwort, is a species of flowering plant in the plumbago family, native to China, where it is known as 蓝雪花 (pinyin: lánxuěhuā; lit. 'blue snow-flower'). [2]
Plumbago auriculata (found in Italy) Plumbago auriculata, the Cape leadwort, [2] blue plumbago or Cape plumbago, is a species of flowering plant in the family Plumbaginaceae, native to South Africa and Mozambique. [3] [4] The specific epithet auriculata means "with ears", referring to the shape of the leaves. [5],leaf venation - reticulate
Ceratostigma willmottianum, Chinese plumbago, [1] is a species of flowering plant in the family Plumbaginaceae that is native to western China and Tibet. [2] It is an ornamental deciduous shrub that grows to 1 metre in height, with pale blue plumbago-like flowers appearing in autumn as the leaves start to turn red.
Plumbago indica, the Indian leadwort, scarlet leadwort or whorled plantain, is a species of flowering plant in the family Plumbaginaceae, native to Southeast Asia, Indonesia, the Philippines, and Yunnan in southern China. Growing to 2 m (7 ft) tall by 1 m (3 ft) wide, it is a spreading evergreen shrub with oval leaves. It produces racemes of ...
Plumbago zeylanica is a herbaceous plant with glabrous stems that are climbing, prostrate, or erect. The leaves are petiolate or sessile and have ovate, lance-elliptic, or spatulate to oblanceolate blades that measure 5-9 × 2.5–4 cm in length.