Common name: Balloon Vine
Cardiospermum halicacabum L. APNI* 
Description: Herbaceous climber, similar to the above species but less hairy and smaller in all parts.
Leaves mostly 4–10 cm long; leaflets lanceolate to ± ovate, 1–3.5 cm long, 0.5–2 cm wide, coarsely toothed, apex acute; petiole 1–3.5 cm long, lateral petiolules 3–4 mm long.
Flowers 3–4 mm long, white. Peduncle 2.5–7 cm long, pedicels c. 2 mm long.
Capsule subglobose, 2.5–3.5 cm long and wide; seeds 3–5 mm diam., aril 2-lobed.
Distribution and occurrence: Naturalized in moist sites; not common, chiefly in the Sydney district. Native of trop. Amer., Afr., Asia; weed of warmer countries.
NSW subdivisions: *NC, *CC, *NWP
Other Australian states: *Qld
Text by G.J. Harden
Taxon concept:
| N.S.W. occurrences are: var. halicacabum |
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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