Written by Maggie
Dec 29 2020
Rohdea japonica is the only species under Rohdea japonica, an evergreen perennial herb.Native to south China and Japan, it is a popular and excellent ornamental plant with a long history of cultivation in China.
Rohdea japonica Rhizome IS 1.5-2.5 cm thick. It has 3-6 leaves, thick paper, rectangular, lanceolate or oblanceolate, 15-50 cm long and 2.5-7 cm wide, apex acute, base slightly narrower, green, longitudinal veins conspicuously convex; Sheath leaves are lanceolate, 5-12 cm long. The scape is shorter than leaf, 2.5-4 cm long; Spikes are 3 -- 4 cm long, 1. 2 -- 1.7 cm wide, with dozens of dense flowers; Bracts are ovate, membranous, shorter than flowers, 2.5 -- 6 mm long, 2 -- 4 mm wide; The perianth is 4-5 mm by 6 mm, pale yellow, lobes thick; Anthers are ovate, 1.4-1.5 mm long. Berries ca. is 8 mm in diameter, red when ripe. Flowering period is from May to June, fruiting from September to November.
Rohdea japonica is produced in Shandong, Jiangsu, Zhejiang, Jiangxi, Hubei, Hunan, Guangxi, Guizhou, Sichuan.
The whole plant has the effect of clearing away heat and detoxification, dispersing blood stasis and analgesia.Potted plants are often used everywhere for viewing.
Rohdea japonica is an evergreen perennial herb, without ground stem. The rhizome is stout, yellow-white, knobby, nodes bearing many slender fibrous roots. Leaves are clustered rhizome, thick, lanceolate or belt shaped, 10~25 cm long, 2.5~5.5 cm wide, margin slightly unfolded, base narrowed petiolate, dark green above, light green below, straight out of many parallel veins, main veins thicker. The scape is 10~20 cm long, grows from leaves in spring and summer; Flowers are numerous, tufted on the top arranged into short spikes; Rohdea japonica has 6 perianth, pale greenish white, ovate to triangular, apiculate, base wide, lower healed into disciform; Rohdea japonica has 6 stamens, sessile, oblong; The ovary is globose, style short, stigma 3-lobed. Berries are globose, orange red;Contains 1 seed.
Rohdea japonica is native to tropical America, likes high temperature, high humidity, half shade or shade environment, not cold, avoid direct glare, loose, fertile, well-drained sandy loam requirements.
The leaves are decorous and beautiful, often put in study, in the hall of the bar on the case or book.
Rohdea Japonica is suitable for decorating the living room and study. Decorative application: small plants potted, can be placed on the desk, window viewing.
Medium-sized potted can be put in the sitting room corner, sofa edge serves as adornment, made indoor and full of natural vitality.
Rohdea japonica is known for its unique air purification ability to remove: nicotine, formaldehyde.
The higher the concentration of pollutants in the air, the more it can exert its purification capacity. Rohdea Japonica can bring fresh air to the family, which is suitable for placing at home.