Vanilla fragrans (Salisb.) Ames of the orchid family - Orchidaceae. Liana has a very long, woody stem, developing numerous of aerial roots. The leaves are green or yellow-green, succulent, oblong-elliptical, annular; flowers are in racemes, yellowish-green color, zygomorphic, are opened only in the afternoon; perianth of five oblong leaflets, the sixth one, forming lip, rolled into a tube enclosing the stamens and pistil making it difficult to pollination, by local butterflies. Ovary inferior, forming a narrow elongated fruit - obtuse three-edged cylindrical box of length 10-30 cm.

Vanilla fragrans flower

 (Cornflower, Bachelor's button, Bluebottle, Boutonniere flower, Hurtsickle, Cyani flower). An annual herb to 50 cm tall, slightly arachnoid-fibrous. Root is weak, stalky, branched. Stem is erect, branched. Basal leaves are petiolate, alternate, entire or lobed, obovate-lanceolate, sessile. Stem leaves are linear or linear-lanceolate, sessile. The flowers are in bolls, arranged singly on long stalks, the outer ones - barren, blue, funnel-shaped, the inner - tubular, the violet - fertile. Envelope of the boll of leaves is of different shape: outer, ovate, with membranous rim, inner lanceolate with filmy appendage. Fruit - achene is brownish-gray with a tuft of hair. It flowers in June and July.
It grows as a weed in crops and fallow fields, meadows in all areas of Russia.

Centaurea cyanus flower

Thalíctrum foétidum (meadow rue) of the Buttercup family - Ranunculaceae. It is found 15 species of meadow rue growing in the Far East. To date, more or less are thoroughly examined three species.

Thalíctrum foétidum

Menyanthes trifoliata L. of the family Menyanthaceae. A wetland plant with a long fleshy rhizome creeping up to 1.5 m. Leaves are alternate, vaginal, long-petiolus, deeply tripartite. Leaf lobes are elliptical or oblong-ovoid, entire, sometimes with a few teeth. Flowering shoots are leafless up to 35 cm tall. Flowerstalk is bare, with five-membered raceme of white or pinkish-white flowers. Corolla is funnel-shaped, inside - densely fringed pubescent. The fruit  - boll, the seeds are light brown.
It blooms in late June, July, fruiting in July-August. It has a wide range, is found throughout Eurasia, North, America as well as in Yakutia.

Menyanthes trifoliata L flowers

Lysimachia vulgaris of the family Primulaceae. A perennial herb with creeping rhizome and erect, branched, tetraquetrous stems. The leaves are opposite, oblong-lanceolate, on short petioles, acute on the top, almost bare, and the bottom is pale green, short-haired. The flowers are relatively small, yellow, campanulate, gathered in large apical buds, pedicels are short, calyx is divided almost to the base on ovate-lanceolate lobes. Corolla Is bright yellow. 5 stamens, pistil with the upper ovary. Fruit - capsule. Lysimachia vulgaris blooms in June - July. The height of 60-100 cm in almost all areas of the former Soviet Union often grows in moist meadows, among bushes in flood plains, along the marshy banks of rivers and streams.
The herb (aboveground part of plants during flowering), leaves and juice of Lysimachia vulgaris have a medicinal value. In the herb are found vitamin C, tannins, saponins, arginine. It has a tonic, anti-convulsive effect.

Lysimachia vulgaris flowers