Orthosiphon

Plant Characteristics

Cultivation

Scientific Names
	Orthosiphon >

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Read about Orthosiphon in the Standard Cyclopedia of Horticulture
Orthosiphon (name refers to the straight tube). Labiatae. Annual or perennial herbs sometimes sub- shrubs, of more than 100 species in the tropics from Afr. to Austral., little known in cult.: Lvs. opposite or whorled, glandular-dotted: infl. terminal, sometimes with colored bracts at top, each whorl 2-6-fld., fls. variable in size; calyx unequally 5-toothed; corolla- tube mostly surpassing the calyx; corolla-limb 2-lipped, the upper lip shortly 3-4-lobed and the lower concave or boat-shaped; stamens 4, exserted; ovary deeply 4-lobed, the style filiform and exserted. O. stamineus. Benth., is probably the species most likely to be found in glasshouses: 1-2 ft., glabrous or pubescent, the st. 4-angled: Lvs. ovate, acuminate, coarsely toothed, petioled: fls. white or purplish, about 1 in. long, the corolla-tube thrice longer than calyx; stamens much exserted. India. B.M. 5833. G.Z. 29:145. The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.

Cultivation

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