Adansonia gregorii F.Muell. Boab
Hooker's J.Bot.Kew Gard.Misc. 9:14 (1857)

Conservation Code: Not threatened
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Grazyna Paczkowska, Wednesday 25 September 1996

Deciduous tree, 5-15 m high, trunk bottle-shaped. Fl. white-cream, Dec or Jan to May. Sandy & loamy soils.


Beard’s Provinces: Northern Province.

IBRA Regions: Central Kimberley, Dampierland, Northern Kimberley, Ord Victoria Plain, Victoria Bonaparte.

IBRA Subregions: Fitzroy Trough, Mitchell, Mount Eliza, Ord, Ord-Victoria Plains P1, Pentecost, Pindanland, Victoria Bonaparte P1.

IMCRA Regions: Kimberley.

Local Government Areas (LGAs): Broome, Derby/west Kimberley, Halls Creek, Wyndham-East Kimberley.

Scientific Description
C. Hollister and K.R. Thiele, Wednesday 15 January 2020

Tree. Stems hairy. Leaves 75-110 mm long, 20-55 mm wide, not lobed; margins entire; hairs and scales absent (leaves quite glabrous); stipules present but early deciduous (only visible on youngest leaves). Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, (20-)30 mm long; glabrous. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, 5.5-6.5 mm long, the lobes free, simple hairs (without tubercle bases) present. Corolla white or cream, 68-130 mm long, hairs or scales present, simple hairs (without tubercle bases) present. Stamens many, united and arising from a staminal tube around the style; filaments present, 45-115 mm long; anthers 1.8-3 mm long. Staminodes absent. Ovary hairs or scales present, simple hairs present; style 1, 50-110 mm long, with five style branches or lobes, hairy for most of length. Fruits indehiscent and not splitting into sections (drupes), length-width ratio at least 1.5 times as long as wide, hairs and scales absent; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines absent; calyx deciduous before maturity; carpels 5; seeds per loculus ≥5. Flowering time January, February, March, April, May or December. Distribution Botanical Province Northern, IBRA Bioregion North Kimberley, Victoria Bonaparte, Central Kimberley, Dampierland or Ord-Victorian-Plain.