Piper indiwasii

Description. Shrub, up to 2 m tall. Internodes 2 - 4 (5) cm, canaliculate, green, glabrous. Prophylls not seen. Petioles are uniform in size along all axes, 1 - 1.7 cm long, vaginate along their entire length, canaliculate, glabrous. Leaf-blades coriaceous, drying grey to brown, uniform in size along all axes, (4.5) 6 - 8.5 x (11) 14 - 18 cm, elliptic, symmetric, leaf-base peltate, symmetric, with a narrowly spatulate extension, 0.4 - 0.9 x (0.5) 1 - 2.3 (2.5) cm, the leaf-base extension covering the petiole on sympodial nodes and orientated towards the axis on monopodial nodes, apex acuminate; leaf-blade glabrous on both surfaces, eciliate; pinnately nerved throughout, the nerves 7 - 8 on each side, brochidodromous, with spacing decreasing towards the base and angle uniform throughout, tertiary veins random reticulate. Inflorescences and infructescences a solitary spike, erect; peduncle 0.9 - 1.5 cm long, glabrous, green; rachis length in fruit (5) 6 - 20 cm, fruits loosely grouped along the rachis. Floral bracts cucullate, triangular from above, 0.3 - 0.5 x 0.5 - 0.8 mm, glabrous on the adaxial surface, margin eciliate, not forming bands around the spike. Flowers with three stamens, filaments 0.5 - 0.8 mm long, anthers 0.3 - 0.5 x 0.2 - 0.3 mm long, longitudinally dehiscent, dithecous, with connective not protruding, glabrate, idioblasts not evident; stigmas 3, 0.05 - 1.5 mm long, sessile. Fruits obpyriform, green when alive and brown when dry, 0.6 - 0.8 x 0.9 - 1.2 mm, glabrous, partially immersed in the rachis, with stigmas persistent, 0.05 - 1.5 mm long, sessile. Seeds obpyriform, black.