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Elaeocarpus angustifolius

(Ash Quandong)

Overview

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Interesting Facts

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Common Names

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Common Names in English:

Ash Quandong, Blue Marbletree, Blue Olive Berry, Blue Quondong, Blue-Fig, Fairy Petticoats, Fringe Bells, Lily of the Valley Tree, Native Olive, New Guinea-Quandong, Quandong, Quondong, Scrub Ash, White Boree

Description

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Family Elaeocarpaceae

Trees or shrubs , evergreen or semi-evergreen . Leaves alternate or rarely opposite, stipulate or not, petiolate , simple , pinnately veined. Inflorescence axillary or terminal , racemose, corymbose , paniculate , or sometimes fascicled or solitary flowers. Flowers bisexual or polygamous, 4- or 5-merous, actinomorphic , with or without bracts. Sepals 4 or 5, basally connate or free , usually valvate . Petals 4 or 5, sometimes absent, valvate or imbricate, margin laciniate or rarely entire. Stamens 8 to numerous ; filaments free and borne on disks; anthers 2-celled, dehiscent by apical or longitudinal slits, awned or tipped with hairs at apices. Disk circular or glandularly lobed . Ovary superior, 2- to several loculed; placentation axile ; ovules 2 to several per locule; style connate or free. Fruit a drupe or capsule. Seeds with copious endosperm; embryo flat.

About 12 genera and ca. 550 species: primarily in tropical to subtropical regions of both hemispheres, excluding Africa; two genera and 53 species (21 endemic) in China.[1]

Genus Elaeocarpus

Trees or rarely shrubs . Leaves alternate or spirally arranged ; stipules linear or rarely leaflike, caducous , rarely persistent ; petiole usually long and swollen at both ends; leaf blade margin serrate or entire, pinnately veined. Inflorescence axillary , racemose. Flowers bisexual , 4- or 5-merous. Sepals 4 or 5, valvate , abaxially usually pubescent . Petals 4 or 5, white, free , margin laciniate, rarely entire or lobed . Stamens 8 to numerous ; filaments short; anthers 2-celled, dehiscing from apical slits, with awn or hairs at tip . Disk usually glandularly 5-10-lobed, rarely circular. Ovary superior, 2-5(-7) -loculed; ovules 2-12 per locule; style linear or subulate . Fruit a drupe, 1(or 5) -loculed; endocarp hard, bony, surface usually lacunose . Seeds usually 1 per locule, with fleshy endosperm; cotyledons thin; embryo straight or curved .

About 360 species: primarily in the Old World tropics; 39 species (14 endemic) in China.[2]

Physical Description

Species Elaeocarpus angustifolius

Trees to 30 m tall, to 1.7 m d.b.h. Branches brown-gray; branchlets yellowish brown villous . Petiole 1-1.5 cm, villous, glabrescent ; leaf blade obovate-oblong to oblong-lanceolate, 9-14 × 3-4.5 cm, papery or membranous, both surfaces villous when young, glabrescent when mature , lateral veins 10-13 per side, slightly prominent abaxially, impressed adaxially, base broadly cuneate, margin serrate, apex acute or obtuse . Racemes in axils of current and fallen leaves, 2-4 cm; peduncles villous. Pedicel ca. 5 mm. Sepals 5, lanceolate, ca. 5 × 1.5 mm, both surfaces villous. Petals 5, ca. as long as sepals, laciniate to 1/2 their length , lower 1/2 villous. Stamens 25; anthers setose at apices. Ovary 5-loculed, densely tomentose ; style ca. 5 mm. Drupe globose , 1.7-2 cm in diam., 5-loculed. Seed 1 per locule; endocarp hard, rugulose . Fl. Aug-Sep, fr. Sep-Nov. [source]

Flowers: Flower Color: inconspicuous, near white, none, white

Size/Age/Growth

Size: over 40' tall.

Habitat

Broad-leaved mountain and valley rain forests ; 400-1300 m [3].

Biology

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Growth

Temperature: Cold Hardiness: 11. (map)

Taxonomy

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Synonyms

Elaeocarpus ganitrus Roxburgh ex G. Don • Elaeocarpus subglobosus Merrill.

Notes

Publishing author : Wight Publication : Ill. Ind. Bot. 84

Similar Species

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Members of the genus Elaeocarpus

ZipcodeZoo has pages for 8 species, subspecies, varieties, forms, and cultivars in this genus:

E. angustifolius (Ash Quandong) · E. carolinensis (Elaeocarpus) · E. cyaneus (Whitebark) · E. decipiens (Japanese Blueberry Tree) · E. decipiens 'Monproud' (Dwarf Japanese Blueberry Tree) · E. grandis (Blue Marble Tree) · E. obovatus (Hard Quandong) · E. reticulatus (Blue Oliveberry)

More Info

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Further Reading

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Notes

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Contributors

Data Sources

Accessed through GBIF Data Portal November 23, 2007:

Identifiers

Footnotes

  1. Ya Tang & Chamlong Phengklai "Elaeocarpaceae". in Flora of China Vol. 12 Page 223. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
  2. "Elaeocarpus". in Flora of China Vol. 12 Page 223. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
  3. "Elaeocarpus angustifolius". in Flora of China Vol. 12 Page 223, 225. Missouri Botanical Garden Press. Online at EFloras.org. [back]
Last Revised: 7/16/2012