Calamus godefroyi Becc.

Slender clustering rattan. All parts drying pale green. Stem without sheaths c. 0.9 mm diam., with sheaths c. 1.5 cm diam., internodes 15–17 cm long. Leaves ecirrate; sheaths bearing scattered triangular, somewhat flattened black spines to 1.1 x 0.6 cm, with paler bases, the spine bases sometimes rather oblique and downswept, these often interspersed with much smaller black spines to 0.2 cm long, also with swollen bases, scattered caducous indumentum present between spines; ocrea very short, sometimes with a group of spines opposite the petiole; knee present; flagellum to c. 50 cm long; petiole absent in mature climbing stems, present in juveniles, up to 30 mm long; rachis 50–60 cm long, armed with scattered black tipped reflexed spines with swollen bases; leafets narrow lanceolate, 15–17 on each side of the rachis, regularly arranged, the longest to 27 x 2 cm, the tips long acuminate, adaxially bright shiny green, abaxially paler with some very thin grey caducous indumentum, bristly along mid vein both adaxially and abaxially and along margins. Inflorescences to 1.3 m long, including a short terminal flagellum, the male and female superficially similar, the male branched to 3 orders, the female to 2 orders; partial inflorescences up to c. 11, c. 10–30 cm apart, up to 27 cm long; rachillae strongly curled, the male to 15 x 1 mm, mostly much shorter, the female 10–25 x 1.5 mm. Mature fruit rounded, c. 13 mm diam., with a short beak to 1 x 1 mm, and covered in 17 vertical rows of pale straw-coloured channelled scales with darker margins. Seed c. 1 x 1 x 0.7 cm, flattened laterally with a hollow at the chalaza, deeply grooved and almost brain-like; endosperm homogeneous. Seedling leaf not recorded