Acacia undulifolia A.Cunn. ex G.Don

Species

Angiosperms > Fabales > Fabaceae > Acacia

Characteristics

Open shrub to 2 (–3) m high, with few primary branches; branches erect to inclined, distally upwardly curved to straight. Branchlets ridged or angled becoming somewhat terete, reddish brown or sometimes green, smooth to sparsely subtuberculate, moderately to sparsely hairy. Phyllodes with lamina rotated to 30º–60º from plane of branchlet or rarely vertical, slightly asymmetric, flat or sometimes convex, broadly ovate to sometimes broadly elliptic, very occasionally orbicular, (13–) 17–25 (–35) mm long, (10–) 12–16 (–22) mm wide, l: w = 1.1–2, green to grey-green or blue-green, sparsely hairy or glabrous, except usually with a few hairs on margin and midrib, particularly towards base; base obliquely obtuse or sometimes acute to truncate; margin undulate; apex acuminate to acute or obtuse and mucronate; gland usually inserted up to ⅛ length of margin from base, occasionally basal. Inflorescences with peduncles inclined upwards, 6–16 mm long, hairy; heads 8–9 mm diam., usually 20–26 (–30)-flowered, pale yellow. Corolla lobes glabrous or hairy; hairs long. Pods narrowly oblong to oblong, straight, 40–80 mm long, 16–24 mm wide, firmly coriaceous, subglossy, blackish; margin barely constricted between seeds.
Life form -
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
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Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

Mostly in stony sandy loams derived from sandstones.
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Hardiness (USDA) 8-11

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 21
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment soaking
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Distribution

Acacia undulifolia world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:471717-1
WFO ID wfo-0001271297
COL ID -
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Acacia undulifolia