Leaves opposite; Inflorescence of congested axillary and terminal cymes, 2.7-6.7 cm long; Sepals linear, reflexed, 1.3-2 by 0.6-1 mm, 1.6-3.3 times as long as wide, apex acuminate to acute, brown velutinous. Stamens inserted at 0.4-0.7 mm from corolla base which is 0.2-0.3 of tube length; Ovary 0.6-0.7 mm long; Fruit unknown.
Asia-Tropical: Jawa (Jawa present); Lesser Sunda Is. present, Flores present
Malesia: Java, Lesser Sunda Islands (Flores). It may also be found in the islands between but no specimens have been seen.
This species appears to be close to P. lata from which it is distinguished by its smaller, more condensed inflorescences.