img

Acacia

Mill. (1754)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Fabales Family: Fabaceae Genus: Acacia

img

Description

Key Characters:

Growth Form: Trees or shrubs, sometimes sprawling or climbing, often with prickles or stipular spines.

Stems:

Roots:

Leaves: Leaves compound (bipinnate) or modified into phyllodes of petiolar origin (in A. koa both types together in saplings), often with extrafloral glands on leaf rachises. Alternate. Petiolate. Stipules present or absent.

Flowers: Flowers often mixed with sterile, clavate flowers, in spikes or heads, these often arranged in racemes or panicles. Flowers bisexual (perfect) or both staminate and bisexual (perfect), mimosaceous; bracteoles absent. Calyx campanulate, truncate or obscurely 4–5-toothed. Corolla 4–5(–7)-lobed, the lobes shorter than the tube. Stamens 30 to more than 200, distinct; anthers ± with a gland. Ovary superior.

Fruit: Pods very variable; flat to compressed; rarely cylindrical; ovate to linear; straight; curved; coiled; or contorted; sometimes moniliform; dehiscent or indehiscent. Seeds several; subglobose; lenticular; or ellipsoid; faces with a horseshoe–shaped pleurogram.

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

img

Uses and Culture

USES

Natural History

Island Status

Dispersal Agents


Pollinators

Specimens

img
img
img
img
img

Bibliography

Name Published In: Gard. Dict. Abr. ed. 4: s.p. (1754)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
Back to Top