Debregeasia wallichiana Wedd.

Species

Angiosperms > Rosales > Urticaceae > Debregeasia

Characteristics

Shrubs or small trees to 6 m tall, monoecious; trunk to 8 cm d.b.h.; bark brown. Branchlets stout, leaf scars conspicuous, 3-4 mm, smooth; branchlets and petioles appressed pubescent. Leaves crowded at apex of branchlets; stipules large, oblong-lanceolate, 12-20 × 2.5-5 mm, 2-cleft at apex; petiole 3-15 cm; leaf blade adaxially dark green, broadly ovate to orbicular, 7-18 × 6-16 cm, thinly papery, 3-veined, lateral ones straight, reaching to middle, anastomosing with lowest of secondary veins 5-8 on each side from middle of leaf, abaxial surface thinly white tomentose, sparsely appressed pubescent on veins, adaxial surface subglabrous or sparsely appressed strigose, sometimes rugose, base broadly cuneate, rounded or cordate, margin sinuate-dentate, apex shortly caudate or shortly acuminate. Inflorescences borne on current and previous years’ branches, 3-7-dichotomously branched, 3.5-7.5 × 3-6.5 cm; peduncle 2.5-6.5 cm, spreading hirtellous; glomerules globose, 3-5 mm in diam.; bracts membranous, of male ones narrowly obovate to oblong-lanceolate, 0.5-0.8 mm, of female ones subcordate, 1-1.3 mm, densely pubescent abaxially. Male flowers shortly pedicellate, obovoid in bud 1 mm in diam.; perianth lobes 5, broadly ovate, glabrous abaxially, connate at the middle, apex acute; rudimentary ovary stipitate, obovoid, ca. 0.6 mm. Female flowers sessile, obovoid, ca. 0.7-0.8 mm; perianth tube membranous, 4-ribbed, 4-denticulate at apex. Achene ca. 1.3-1.5 mm, enclosed by membranous perianth but not adnate to it. Fl. May-Aug, fr. Jul-Sep.
More
A shrub or small tree. It grows 6 m tall. The trunk can be 8 cm across. Plants have male and female flowers on the same plant. There are easy to see scars there the leaves fall off. The leaves are crowded at the tips of the small branches. The leaves are long and 12-20 cm long by 3-5 mm wide. They are divided at the tip. The leaf stalk is 3-15 cm long. The leaves are dark green on the upper surface. The flowers are on the current and the previous year's growth. They are in a branched flower arrangement. The male flowers have short stalks and the female flowers do not have stalks.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 5.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Deciduous or open evergreen forest, often by streams, grassland, limestone cliffs and rocks; at elevations from 200-1,400 metres. Subtropical forest slopes of limestone mountains at elevations of 800 metres in S Yunnan, China.
More
Subtropical forest slopes of limestone mountains; at elevations around 800 metres in southern China. Found at elevations up to 2,100 metres in the eastern Himalayas.
It is a subtropical plant. It grows between 1,200-2,300 m above sea level. It grows on limestone mountains. It grows in Yunnan.
Light 4-6
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) -

Usage

Uses fiber medicinal
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Debregeasia wallichiana world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:851421-1
WFO ID wfo-0000638918
COL ID 34CLV
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Debregeasia wallichiana Debregeasia leucophylla Morocarpus leucophyllus Missiessya wallichiana Morocarpus wallichianus

Lower taxons

Debregeasia wallichiana subsp. ceylanica