Australian Tropical Rainforest Plants - Online edition
Typhonium peltandroides A.Hay, M.D.Barrett & R.L.Barrett
Hay, A., Barrett, M.D. & Barrett, R.L. (1999) Nuytsia 13(1): 243. Type: Grevillea Gorge on Beverley Springs Station, West Kimberley, Western Australia, 16 30'25"S. 125 20'E, 14 January 1996, R.L. Barrett & M.D. Barrett 700.
Leaves produced each year from an underground, depressed corm to 5 cm diameter.
Leaves 3 or 4 together; petiole 15-50 cm long, distinctly sheathing in lower 1/2 (sheath membranous, to 16 cm); leaf blade ovate to narrowly ovate, always simple, (8-) 14-34 x (3-) 7-11.7 cm obtuse at base, apex acute to acuminate; mid rib strongly prominent abaxially in the basal half; primary lateral veins c. 12 on each side of the midrib; all veins arising from midrib forming a closely striate pattern, ultimately running into a well-defined intramarginal vein 2-3 mm within the margin.
Inflorescence among the leaves, terminal, preceded by leaves; bloom smelling of decaying flesh; peduncle (6-)14-24 cm long, c. 5 mm diam., elevated c. 3-15 cm above soil surface. Spathe base green, strongly constricted at apex, broadly oblong, 1.6-2.5 x 1.2-2.7 cm; spathe limb greenish outside, deep reddish-purple inside, ovate, (5-)9-12 x (3-)6-8 cm, recurved and spreading at base. Spadix slightly shorter than spathe; female zone c. 7 x 10 mm; interstice c. (12-)21 x 3.5 mm, with sterile organs on lower 4 mm, naked above; male zone c. (11-)18 x 7 mm; appendix narrowly conical, sessile, deep reddish-purple, 7.5-9.5 x 1.0-1.2 cm (at widest point), somewhat recurved, base asymmetric, oblique in profile. Pistils c. 50, plagioscopic, obovate, c. 3 x 1.5 mm, ovary unilocular and uniovulate. Sterile organs filiform, slightly clavate at tips, tangled and twisted in all directions, 8-15 mm long. Male flowers cream, becoming apricot with pollen.
Fruiting spathe base persistent and enclosing berries, green, c. 2.5 x 2.5 cm. Seeds brown, orbicular, slightly laterally compressed with many longitudinal furrows and pits, c. 5 x 4.5 mm.
Features not available.
Description adapted from Nuytsia 31(1999).