In the mountains of Peru we find such characteristic northern genera as Draba, Alchemilla, Saxifraga, Valeriana, Gentiana and Bartsia.
Taking, however, the Andean flora as typical, it contains a very marked endemic element; Ball finds that half the genera and four-fifths of the species are limited to it; on the other hand, that half the species of Gamopetalae belong to cosmopolitan genera such as Valeriana, Gentiana, Bartsia and Gnaphalium.
- Pinnatifid leaf of Valeriana dioica.
CH 2 CO 2 H, and optically active methylethylacetic acid, (CH 3) (C 2 H 5)CH CO 2 H, which occur free or as esters in the vegetable and animal kingdoms, chiefly in the roots of Angelica archangelica and Valeriana officinalis.
The limb of the calyx may appear as a rim, as in some Umbelliferae; or as pappus, in Compositae and Valeriana.
In Valeriana the superior calyx is at first an obsolete rim, but as the fruit ripens it is shown to consist of hairs rolled inwards, which expand so as to waft the fruit.
In Valeriana, Antirrhinum and Corydalis, the spur is very short, and the corolla or petal is said to be gibbous, or saccate, at the base.
Wet or moist ground supports scurvygrass Cochlearia officinalis, marsh-marigold Caltha palustris and common valerian Valeriana officinalis.
Valerian (Valeriana officinalis) is a perennial plant with a very unpleasant smell.
Valerian root, or Valeriana officinalis, is a mild natural sedative that is sometimes used to treat depression and anxiety coupled with insomnia.
Valerian (Valeriana) - Hardy perennial and mountain plants, of which the only one worth cultivating in a general way is the golden-leaved variety of V.
Valerian, or Valeriana officinalis, Valerian is a natural sleep aid.
Among the botanical remedies that may be effective for sleep disorders are valerian (Valeriana officinalis), passionflower (Passiflora incarnata), and skullcap (Scutellaria lateriflora).
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