Bauhinia dolichocalyx

Author: Merr.

Morphological description (see also description of Genus Bauhinia and Subgenus Bauhinia )
(dolichocalyx Bauh deWit f6 )
Tree up to 25 m high, dbh 20 cm; bark slightly pustular; inner bark orange-brown; wood cream-coloured.

Leaves: stipules very early caducous, small (?), not seen; petiole slender, 2-3 cm; lamina ovate, entire, acuminate, base cordate to truncate; nerves 5-7 with prominent side branches; upper surface first finely pubescent, later glabrous, lower brownish pubescent when young.

Inflorescences terminal panicles, axis densely brownish pubescent; pedicels few mm or flowers almost sessile; bracts ovate acute, c. 2 mm long, early caducous; bracteoles similar, inserted just below the hypanthium.

Flowers: Buds spindle-shaped with furrowed apex. Hypanthium stout, 6-8 cm long, brownish tomentose, widening towards the mouth. Calyx splitting in 5 free, linear lobes, 4.5-6.5 cm, densely pubescent on the outer side. Petals white, unequal, obovate, 8-10 cm long, up to 6 cm broad, distinctly clawed; claw 3-10 mm long. Stamens 10 fertile; filaments glabrous, 4 cm long or longer; anthers linear, 10-14 mm long, opening by a longitudinal slit. Ovary long stipitate; stipe 4-5 cm long, glabrous as the ovary and style; style 2-2.5 cm; stigma small, capitate .

Pods woody, 20-30 by 7-7.5 cm, glabrous, glossy, with strongly marked veins; sutures raised.

Seeds 2-7, compressed, shining, c. 3 cm diameter.

Malesia:: Philippines, Luzon (apparently only known from the type locality and surroundings in Batangas Prov.).