Elsholtzia

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Standard Cyclopedia of Horticulture

Elsholtzia (John Sigismund Elsholtz, author of unpublished Flora Marchica, the MS. of which is in the Royal Library, Berlin). Labiatae. Herbs or undershrubs grown chiefly for their blue or lilac flowers appearing in dense spikes late in summer. Usually aromatic: Lvs. opposite, short-petioled, serrate: fls. in usually 1-sided, terminal spikes; calyx tubular or campanulate, 5-toothed; corolla 2-lipped or slightly so; lower lip 3-lobed, the upper undivided, emarginate, concave; stamens 4, exserted; anther-cells diverging: fr. consisting of 4 ovoid or ovoid-oblong nutlets.—Twenty species in E. and Cent. Asia, south to .Java, 1 in Eu. and 1 in Abyssinia. Of the cult, species E. crislata and E. Stauntonii are hardy N.. while E. polystachya is tender. They are chiefly valued for their late-appearing fls., profusely produced in dense upright spikes; they do not seem particular as to the soil, but demand a sunny position to bloom well. Prop, is by seeds, sown in spring; also with the suffruticose species by greenwood cuttings in summer. E. polystachya, Benth. Undershrub, to6 ft.: Lvs. elliptic-oblong to lanceolate, serrate, pubescent on the veins beneath and glandular, 3-5 in. long: fls. white, in very slender spikes 2-6 in. long. Himalayas. W. China. Alfred Rehder. CH 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 It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article.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.

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References

• Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963

External links

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