Artocarpus glaucus Blume

Species

Angiosperms > Rosales > Moraceae > Artocarpus

Characteristics

Tree up to 40 m tall, sometimes with buttresses, evergreen. Leafy twigs 1.5-4 mm thick, (sparsely) whitish to brownish appressedly puberulous, smooth, drying pale to dark brown. Leaves distichous; lamina (sub)coriaceous, entire or pinnatifid to 3-5-lobate when juvenile, elliptic to (sub)ovate, (2-)10-20(-33) by (1-)4-12(-16) cm, apex acuminate, base cuneate to rounded (occasionally peltate with a narrow strip of laminar tissue connecting both sides), margin entire, ± revolute; upper surface (sub)-glabrous, smooth; lower surface densely minutely whitish puberulous to tomentose in the areoles or also on the reticulum, to sparsely whitish appressedly puberulous to subtomentose on the main veins, smooth, glaucous when fresh; lateral veins (6-)8-15 pairs, rarely forked away from the margin, tertiary venation scalariform, ± prominent; petiole (0.5-)1-2.5(-4.5) cm long, 1-2.5 mm thick, sparsely to densely whitish appressedly puberulous, the epidermis persistent; stipules lateral, 0.3-0.5 cm long, brownish appressedly puberulous, caducous. Staminate inflorescences axillary, solitary or in pairs; peduncle 1-3 mm long, minutely brownish puberulous; head cylindrical to clavate to ellipsoid, (5-)10-15(-25) mm long, 2-4 mm diam.; perianth 2-or 3-parted, c. 0.5 mm long; stamen c. 0.8 mm long, anther c. 0.2 mm long; interfloral bracts (sub)peltate, the apical part c. 0.4 mm diam., puberulous. Pistillate inflorescences axillary, solitary; peduncle 2-5 mm long, densely brown puberulous; head subglobose; stigma simple; interfloral bracts peltate, the apical part 0.2-0.3 mm diam., puberulous. Infructescences subglobose, up to 7 cm diam., densely whitish to brownish puberulous (to velutinous); fruits ellipsoid, c. 1 cm long.
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Tree to 26 m high, with milky exudate; branchlets appressed-puberulous, glabrescent. Leaves: lamina ovate to elliptic, attenuate to acuminate at apex, cuneate to rounded at base, often slightly asymmetric, entire margin or occasionally lobed (juvenile plants with lobed leaves), 5–25 cm long, 3–8 cm wide, glabrous above (midvein with appressed to erect hairs, glabrescent), appressed-puberulous to glabrescent and often grey-glaucous below; lateral veins 6–14 pairs, arching, prominent below; petiole (0.6–) 1–2 cm long, puberulous; stipules to 1 cm long, pubescent. Inflorescence solitary or paired, pedunculate; interfloral bracts peltate. Male head clavate, 3–10 (–12) mm long, 3–6 mm diam. (2–3.5 mm diam., fide Dixon 2011: 2); bracts thinly stalked; peduncle 1–4 mm long. Male flowers c. 0.6 mm long; tepals 2 or 3; stamen c. 0.8 mm long, filament cylindrical. Female head globose. Syncarp subglobose, often lobed, to 2 (–3) cm diam., maturing orange-red; peduncle 2.6–4.4 mm long.
A tree. It grows 40 m tall. The trunk is 80 cm across. The leaves are oval or oblong and taper to a short tip. The leaves are shiny and leathery. They are 25 cm long. There are small hairs underneath. The female flowers are orange. The fruit are 2-3 cm long.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) 0.8
Mature height (meter) 40.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Grows in monsoon forests (including monsoon vine forest) along watercourses (gallery forests) and in rainforest around soaks and springs.
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It is a tropical plant. It grows in lowland forests and up to 1,000 m above sea level. It is often near rivers.
Lowland and hill forest. Evergreen forests at elevations up to 1,000 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The fruit are used for jellies.
Uses food gene source material timber wood
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Images

Artocarpus glaucus unspecified picture

Distribution

Artocarpus glaucus world distribution map, present in Australia, Indonesia, Iceland, Malaysia, and Uruguay

Conservation status

Artocarpus glaucus threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:850386-1
WFO ID wfo-0000550485
COL ID H25J
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Saccus denisonianus Saccus biformis Saccus tephrophyllus Artocarpus biformis Artocarpus glaucescens Artocarpus tephrophyllus Saccus glaucescens Saccus glaucus Artocarpus denisonianus Artocarpus glaucus Saccus zollingerianus Artocarpus zollingeriana