23
Mar
2009
Bergen crassifolia (L.) Fritsch.
Flowers | Magnoliopsida
6
0

Scientific name - Bergen crassifolia (L.) Fritsch.

Synonyms - Bergen cordifolia, Saxifraga cordifolia.

Popular names - Siberian tea, Bergen, elephant-ears, borlevel.

Distribution and Habitat - grows on rocks soils, rocky slopes and pine forests at altitudes of 1100-1800 m originally from Central and East Asia, in Siberia, Russia, Mongolia and China.

Description - herbaceous perennial forms a bush evergreen basal leaves, stems florifere up to 50 cm tall, dark purple. Leaves 25 cm wide, or elliptic obovata language, rim around the base cuneata, top obtuse, long petiole, 3-9 cm long. Panic blossom, flowers pink or dark pink open. Flower bisexual, actinomorfa, dialipetala, pentamera, campanulata, 1.5 cm long, sepal era CTE, to triangular-obovata obovata, 3-4 x 2-4 mm, subsesila, glabra edges, top obtuse, dark purple, petals elliptical to narrow-ovata, 7-8 x 4-5 mm, top truncated. Blooms in March-May. Fruit capsule trapezoidal, 1,4-1,7 x 0,5-0,6 mm, glabra, dark brown. 2n = 34.

Growth rate - incet.a

Tolerances - tolerate temperatures up to (-20) ˚ C. Exhibitions tolerate sunny drought.

Requirements - prefer shows shaded, humus-rich soil.

Propagation - by dividing rhizomes or seeds. It is planted from October to March. The seeds are alike in soil hothouse, is to stratify 1-6 months (15) ˚ C. It may resemble and soon after maturing, late spring. The new plants are planted in permanent jobs after last danger of frost late.

Natural partners and Garden - Alchemilla mollis, Aucuba japonica, Campanula lactiflora, Heuchera, Phlox paniculata, Cimicifuga racemosa.

Properties and Uses - is regarded as antidiareica and antiseptic, leaves used in infusions. Ethanol extract of leaves of Bergen crassifolia has antioxidant properties.

References

Frances Tenenbaum - Shade Gardening - Houghton Mifflin, 1994

Tomasz Anisko - When Perennials Bloom - Timber Press, 2008

Vit Bojnansky, Agata Fargasova - Atlas of Seeds and Fruits of Central and East-European Flora - Springer, 2007

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