Hypericum ascyron

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Plant Characteristics
Cultivation
Scientific Names

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Read about Hypericum ascyron in the Standard Cyclopedia of Horticulture 

Hypericum ascyron, Linn. (H. pyramidatum, Dry.). Upright perennial, 2-6 ft. high, with tetragonal sts.: lvs. clasping, ovate-oblong or ovate-lanceolate, acutish, 2-5 in. long: cymes terminal, 3-12-fld., appearing in July; fls. 1-2 ½ in. clum.; sepals ovate to ovate-oblong, unequal; petals thin, narrowly obovate or oblanceolate, curiously shaped and twisted, persistent until withered; stamens in 5 clusters; styles somewhat spreading; stigmas capitate: caps, ovoid, ¾ in. long. N. E. N. Amer., Cent, and E. Asia. B.B. (ed. 2) 2:529.—A somewhat coarse plant and toward fall apt to be unsightly through the lower lvs. dying and remaining. Var. vilmorinii, Rehd. Fls. 3-4 in. across. Recently raised by M. L. de Vilmorin from seeds obtained from Korea. B.M. 8557.


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Cultivation

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