Amerosedum lanceolatum

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Amerosedum lanceolatum Torr.

Crassulaceae

Life form: perennial
Usage: ornamental plant

Exposure: sun   7

Moisture: moderately moist bis Moisture: moist

Soil: gritty loam

Arrangement: alternate
Leaves: evergreen

Shape: lanceolate

Division: simple

Shape: five-stellate
Fruit: follicle

3A / f8da21 

Inflorescence: cyme

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Rosidae
Superordo:
Saxifraganae
Ordo:
Saxifragales

Amerosedum lanceolatum is a succulent perennial.

Naming

Amerosedum lanceolatum was already described and the name validly published by John Torrey. It was Áskell Löve and Doris Benta Maria Löve, however, who reclassified it into todays valid botanical systematics in 1985.

Taxonomy

Amerosedum lanceolatum is a species in the genus Amerosedum which contains approximately 1 to 10 species and belongs to the family of the Crassulaceae (Stonecrop Family).

Characteristics

Growth

The perennials reach heights of 5 to 15 centimetres.

Leaves

Amerosedum lanceolatum is evergreen. The mid-green, simple leaves are alternate. They are lanceolate, entire and sessile.

Flowers and Fruits

Amerosedum lanceolatum produces cymes of yellow five-stellate flowers from May to September.

The perennials produce follicles.

Root System

Distribution

Amerosedum lanceolatum is native to Alaska, western Canada, the Northwest of the US, the Rocky Mountains, South Dakota, Nebraska, California and the Southwest of the US.

Cultivation

The perennials prefer a sunny situation on fresh to moist soil. The substrate should be gritty loam. They tolerate temperatures down to -18°C (USDA zone 7).

Uses

Maintenance and Propagation

Cultivars

Pests and Diseases

Literature

  • Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
  • Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.

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