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Myrmecodia paradoxa


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Myrmecodia paradoxa C. R. Huxley & Jebb. sp nov. The tuberous epiphytes of the Rubiaceae 5: A revision of Myrmecodia, Blumea Vol. 37 (2) p319, (1993), In key P275. Clypeoli well defined by a rim of spines lying in one plane, hiding the alveoli p17. M. paradoxa


Type, Papua New Guinea, Jebb 249, holotype LAE. However, Lae 258253 is filed as Myrmecodia platytyrea subsp. platytyrea, M. Jebb 249, 18 Apr (1983), Papua New Guinea, Sandaun (West Sepik Province) 6 k. NE of Telefomin on path to Eliptamin. Habitat: Casuarina/ Allocasuarina stand on sloping ground. Habit. Low epiphyte. Semi-circular arrays of entrance holes on tuber. Fruit red, pyrenes 7.


Description. Superficially very similar to M. platytyrea but tuber dissections reveal wide, warted chambers surrounded by an open network of smooth chambers similar to those of M. sterrophylla.

Tuber pendent, irregularly cylindrical, often curved downwards, 15x8 cm, ridged, coloured dark brown with spines mostly on ridges. Entrance holes in semi-circular arcs; pores present.

Stem solitary, unbranched, ascending, tapered over 3-4 cm at apex; clypeoli very prominent, longer than wide, densely rimmed by simple spines to 1 cm long. Leaves clustered at stem apex; fruit red, seed 7-8.

Habitat/Range in low positions on She Oak Casuarina/Allocasuarina trees "or montane forest" at 1720-1880 m. (5643-6168 ft.) sympatric with M. sterrophylla.

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