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Adansonia gregorii F.Muell.
Boab

Reference
Hooker's J.Bot.Kew Gard.Misc. 9:14 (1857)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

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

Grazyna Paczkowska, Descriptive Catalogue, 25 September 1996
Image

Scientific Description

Tree, with hairy stems. Leaves 75-110 mm long, 20-55 mm wide, not lobed; margins entire; hairs and scales absent (leaves quite glabrous)with scales absent, Sessile glands absent; 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, Sessile glands absent, simple hairs (without tubercle bases) present, scales absent, Terminal appendages absent, number of ribs absent. Corolla white or cream, 68-130 mm long, hairs or scales present, simple hairs (without tubercle bases) present, stellate hairs absent, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent. Indumentum (outside) Sessile glands absent. Stamens many, united and arising from a staminal tube around the style; filaments present, 45-115 mm long; anthers 1.8-3 mm long, indumentum absent (anthers glabrous). Staminodes absent, appendages absent. Ovary hairs or scales present, simple hairs present, stellate hairs absent, gland-tipped hairs absent; style 1, 50-110 mm long, with five style branches or lobes, hairy for most of length, wing absent. Fruits indehiscent and not splitting into sections (drupes), length-width ratio at least 1.5 times as long as wide, hairs and scales absent, Sessile glands absent; apex rounded; prickles absent (except perhaps a terminal awn); terminal awns or spines absent; calyx deciduous before maturity, not accrescent; 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 and Ord-Victorian-Plain.

C. Hollister and K.R. Thiele, 11 August 2023

Distribution

IBRA Regions
Central Kimberley, Dampierland, Northern Kimberley, Ord Victoria Plain, Victoria Bonaparte.
IBRA Subregions
Fitzroy Trough, Keep, Mitchell, Mount Eliza, Pentecost, Pindanland, Purnululu.
IMCRA Regions
Kimberley.
Local Government Areas (LGAs)
Broome, Derby-West Kimberley, Halls Creek, Wyndham-East Kimberley.