Tuesday, 26 September 2023

Valeriana officinalis 纈草、歐纈草

Common name: Common Valerian
Scientific name: Valeriana officinalis 纈草、歐纈草
Genus: Valeriana 纈草屬*
Family: Caprifoliaceae 忍冬科, honeysuckle family

Remarks*: It is formerly placed in Valerianaceae 敗醬科, valerian family. The family is now catergorized as subfamily Valerianoideae 纈草亞科 of  Caprifoliaceae 忍冬科, honeysuckle family by APGI V.

Origin: native

Date: 19th July

289 A tall, erect, more or less glabrous perennial, can reach up to 150cm.

284 Bracts at the base of the inflorescence.

286 Upper leaves.

287 Leaves lower in the stem.

288 Leaves at much lower location of the stem. Leaves to about 20cm, pinnate with terminal leaflet, leaflets (entire or) irregularly toothed.

294 Ridged and hairy (at least at some location of the) stem.

295 Lower surface of the leaf.

291 Bracts at upper branch of the inflorescence. 

289-1 Dense terminal inflorescence.

289-2

282

292

281

282 The flower buds and the sepals.

281 Side view of the flowers showing the sepals, corolla tube and the petals.

292 The underside of the petals.

280

277

279 5 petals, 3 stamens and 1 style with 3 sigmas.

283 Fruiting now.

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