Erythronium japonicum

Japanese Dog tooth ( Erythronium japonicum)

The Japanese dog tooth ( Erythronium japonicum) is a species in the lily family ( Liliaceae ).

Features

The Japanese dog tooth is a perennial, herbaceous plant onion, achieved the stature heights 16 to 20 inches. The onion measures 5 to 6 × about 1 centimeter. Are often located several daughter bulbs at their base. The leaf blade measures 10 to 11 × 2.5 to 6.5 inches and is elliptic to broadly lanceolate and glabrous. Your base is wedge-shaped, the apex obtuse, acute or mucronate. The petiole is 3 to 4 inches long. The flowers are borne singly and are on long stalks. The tepals measure 50 to 60 (rarely from 35 ) × 5 to 11 millimeters. At its base is found at the top of a tridentate blackish drawing. The filaments are less than 1 mm wide and not widened in the middle.

The flowering period extends from April to May

The chromosome number is 2n = 24

Occurrence

The Japanese dog tooth is found in northeastern China, Korea, Japan and the Southern Kurils. The species grows in moist forests in the lowlands.

System

The species was first described in 1854 by Joseph Decaisne.

Use

The Japanese dog tooth is rarely used as an ornamental plant for woodland edges, rock gardens and dry grass.

Documents

• Eckhart J. Hunter, Friedrich Ebel, Peter Hanelt, Gerd Müller, K. (ed.): Rothmaler - Excursion Flora of Germany. Volume 5: Herbaceous ornamental and useful plants. Spektrum Akademischer Verlag, Berlin Heidelberg 2008, ISBN 978-3-8274-0918-8.
• Japanese Dog tooth in the Flora of China, accessed on 21 August 2009