Scientific Name - Polemonium caeruleum L.
Popular names - Greek valerian, Jacob's Ladder
Distribution and Habitat - originating in the mountains of Europe, wet meadows, from 1500-2300 m altitude.
Description - herbaceous perennial, rhizome white. Stem ribbed, hollow, 30-90 cm high, glabra hairy-glandular at the base and tapered. Basal compound leaves, 10-40 cm, 17-23 segments lanceolate, alternate leaves caulinare. Cimoase inflorescences, corymb, stems pubescent, 2-3 mm, calyx actinomorf, lacini acute, 2-4 mm Corola actinomorfa, white tube, lacinii subrotunde, patents, 11 x 10 mm, purplish at the base with three ribs in darker color, filaments equal in length, pubescent. Blooms in July-August. Fruit pear-shaped capsule, 4-6 mm. Seeds elliptical, 2.8-3.2 x 1.2-1.4 mm, surface slightly shiny, dark purple. 2n = 18
Tolerances - temperate-20 C sites.
Requirements - well-drained moist soil in sunny or semi-shade exhibitions.
Propagation - by seeds sown in spring cold greenhouse.
Cultivars - 'Album' White flowers, 'Blue Pearl' cobalt blue flowers with yellow center.
Properties and Uses - species used as ornamental plants in gardens with spontaneous or rock gardens. Are planted at 30 cm distance between plants.
Anthyllis vulneraria L. - head Turcului, harmful
Herbaceous perennial herb, polymorphic, rhizome. Prostrata strain or ascending, pubescent, hairs white, 5-40 cm high. Basal leaves, arranged in rosette, stems leaves alternate, imparipenat-compound, folio oblong-linear, foliole terminal is greater than the side glabrata or slightly pubescent on the upper face, lower face and Seto.
Convolvulus althaeoides - herbaceous plant, perennial. Originally from the Mediterranean basin, growing in dry places, on the streets.
Cardamine bulbifera - herbaceous species, perennial. Hailing from Europe and Asia Minor, grow on fertile soils, limestone, 200 to 1800 m altit., In association with Coryllus avellana, Carpinus betulus, Crataegus laevigata, Fraxinus excelsior, Quercus robur, ursinum Allium, Carex pendula, Hyacinthoides non- scripta, Mercurialis perennis, Lamiastrum galeobdolon.
Scrophularia nodosa - perennial species, grows in wet forests, rape and besides water, from 0-1800 m altitude.
Acanthus mollis - Bear's Breeches
Native of the Mediterranean area, grows in gardens like ornamentals. Flower can be over 1.8 m tall, the purple-pink bracts contrasting with the white flowers. Prefer shelter and deep, moist soil.
Evergreen tree, 15-20 m high. Leaves simple, alternate, coriacee, limb oval edge gear, 2.5-5 cm long, short stalks. Flowers arranged in dense corymb, hermaphrodite, pentamere, white, 1.5 cm in diameter, calyx of 5 SEPA. Fruit capsule, containing 10-20 seeds.