Acianthus amplexicaulis (F.M. Bailey) Rolfe

Plant: Terrestrial or growing in masses of decayed epiphytes on the stems of trees.

Tuber: Globose or oblong tubers of from 1/4 to 1/2 in. diameter.

Stems: 4 to 6 in. high, stem is naked for about 2 in.

Cataphyll: Small apiculate sheathing scale-like leaf at the immediate base.

Leaves: Broad, deeply, palmately variously lobed sessile bract or leaf about 1 in. in diameter, which surrounds the stem with its lobed lamina in an amplexicaul manner; sometimes there is a second smaller but similar leaf a little higher up the stem.

Peduncle: 2 to 4 in.

Inflorescence: Spike-like raceme of small green-white flowers.

Bract: Cordate-acuminate bract.

Dorsal Sepal: Dorsal sepal very narrow-linear almost filiform, about 2 lines long.

Lateral Sepals:  Lateral sepals very narrow-linear almost filiform, about 2 lines long.

Lateral Petals: Lateral petals very narrow-linear almost filiform, about 2 lines long.

Labellum:  Somewhat reflexed, shorter than the petals, cuneate oblong, slightly cordite at the base, the end sharply 3-toothed or lobed, the central tooth longer than the others, disk with 2 thick glabrous ridges.

Column: Very narrow, incurved, nearly as long as the labellum. Anther small, of a rather bright reddish brown.

Type: Scrubs of Eudlo Creek, Field Naturalist, March 1891