29
May
2009
Pontederia cordata L.
Flowers | Liliopsida

Scientific name - Pontederia cordata L.

Genus name is given to commemorate Linne Guilio Pontedera Italian physicist (1688-1756), professor and director of the Botanic Garden at Padua in Padua in 1719-1757.

Synonyms --

Popular names - pickerelweed, Wampee.

Distribution and Habitat - originally from the temperate zones of North America.

Description - aquatic species perennial, 45-60 cm tall, thin rhizome. Leaves basal, erect, ovat-lanceolata, with the cord; long petiole. Flowers violet-blue, rarely white, with an upper lobe yellow blossom disposed in ear type. Perianth campanulata, Revol tube after blooming, 6 stamens, 3 more unequal, May 3 children; anther elliptic, blue. Blooms in June-September. The fruit contains a single seed, indehiscent.

Growth rate --

Tolerant - can be adjusted for shallow water or deeper.

Requirements - grow in full sun and semi-shade, on moist soil or water.

Management --

Propagation - dividing rhizomes, spring. The runners, summer. The seeds soon after ripening.

Diseases and pests - aphids.

Natural partners and Garden - Hibiscus moscheutos, Nymphaea cordata, Peltandra virginica, Phragmites australis, Pistia stratioites,  Sagittaria latifolia, Sagittaria lancifolia, Spartina cynosuroides, Typha latifolia.

Cultivars and varieties - P. cordata 'Alba' grows in full sun or semi-shade, on moist soil or in water 25 inches deep. 60-75 cm high. P. cordata 'angustifolia' blue flowers, dark green leaves. P. cordata 'Pink Pons' pink-purple flowers, grows in full sun or semi-shade in moist soil or in water 15 inches deep. P. cordata 'Singapore Pink' Pink flowers.

P. cordata var. cordata - strain up to 1 m tallme, leaves deltoid to triangular-ovata-lanceolata, the deep heart or truncata, 20 cm long, 15 cm long ear.

P. cordata var. lanceolata.

Properties and Uses - infusion of this plant was used as a contraceptive method.

Myth, Legend and Folklore --

References

Blanche E. Dean - Wild Flowers of Alabama and Adjoining States - The University of Alabama Press, 1983

Daniel E. Moerman - Native American ethnobotany - Timber Press, 1998

Donovan Stewart Correll - Aquatic and Wetland Plants of Southwestern United States - Stanford University Press, 1975

Greg Speichert, Sue Speichert - Encyclopedia of Water Garden Plants - Timber Press, 2004

Helen Nash, Steve Stroupe, Perry D. Slocum, Bob Romar - Complete Guide to Water Plants - Sterling, 2004

Photos
Top
See also
Top
Flowers
Reseda lutea

Reseda lutea - herbaceous annual, papilla or glabrous. Hailing from Europe, increases alkaline soils, fields, dry ribs, from 0 to 2000 m altitude.

 
Limonium sinuatum

Leaves in basal rosette, 5.12 x 1.5-3 mm, limb oblong-lanceolata, 1.3 mm peak cuspidata, dilated to the wing edges pinnate-lobate, 5 cm long stalks. Blossom wing, 20-40 cm, hispida, bracts 5-10 mm.

 
Hemerocallis lilioasphodelus L.

Herbaceous perennial, growing in groups, rhizomes and tuberous roots spindle. Strain 1-1,3 m, erect, slightly branched. Leaves 30-90 x 1.0-2.5 cm, green, linear, top acute. Blossom terminal cimoasa with flowers 6.12. Tepalele 7.10 x 2-3 cm, yellow lemons, outer tepalele have about 1.5 cm wide, the inner ones were 2.5 cm wide, ovoid. Blooms in June-July.

 
Lychnis coronaria - the king's beard, flower wedding

Herbaceous biennial. Stem erect, silvery-pubescent, simple or branched, 30-80 cm high. Basal leaves are petiolate, oblong-lanceolata, spatulate, 5-10 cm x 10-25 mm, margins entire, top acute, the caulinare are Sesi, oblong-ovata, Hirsute, 5.12 cm long. Blossom panic terminal peduncle 10 cm long

 
Pedicularis rostrata-capitata

  Pedicularis rostrata-capitata - grows on alpine and subalpine meadows, cave sites, 1800-2400 m altitude.

Pedicularis rostrata-capital belongs to the family Orobanchaceae, which contain parasites or semiparazite, with or without chlorophyll, leaf bracteiforme.

 
Liliopsida
Strelitzia reginae - Bird of Paradise

Strelitzia is a genus containing five species of perennial, originating from southern Africa belong to the family Strelitziaceae.

Genus name is derived from the queen of Mecklenburg-Strelitz, wife of King George III of England, promoter of botany.

 
Tulipa

Tulipa acuminata Vahl - The name of this species was introduced in 1813, when Martin Vahl, a professor of botany, including the list of plants grown in the Botanical Garden of Copenhagen.

Tulipa acuminata can grow to 40-50 cm high, leaves lanceolata, glauca. Flower solitary; tepale linear-lanceolata, acuminata; tepala is greater than 13 cm long.

 
Allium schoenoprasum

Allium schoenoprasum is used as an ornamental species for borders or pots.

Leaves eaten cooked or raw with oil and fish. Leaves used like raw onions or garlic in a salad.

 
Allium brussalisii (Aliaceae), new species from Greece

Genus Allium (Alliaceae) is represented in Greece by 85 species, 22 of them discovered in the last 25 years.

Species Allium brussalisii is very small and has a flourishing genre different from other species of autumn.

 
Dracaena marginata Lemarck

Popular names: English - Red-edged Dracaena, Madagascar Dragon-Tree, Hawaii - money tree.

Dracaena marginata Lemarck is an evergreen species native to Madagascar, was imported into Europe in the XVII century. Bush by 6 m high, formed more vertical stems. Leaves arranged spiral, simple, Sesia, entire, linear, evergreen, green with reddish margins, 15-45 x 0,7-3 cm; nervatiuni parallel.

 
   Add to iGoogle
Last posts

Categories

Links