Dictyopteris prolifera (Okamura) Okamura, 1930

Belleza, Dominic Franco C., Tateishi, Hiroto, Tanimae, Shin-Ichiro, Kobayashi, Taishun, Aota, Tomoyuki, Urasawa, Toshiki & Nishihara, Gregory N., 2025, An annotated list of brown seaweeds (Phaeophyceae) from Nakadori Island (northern Goto Islands, Nagasaki, Japan), Phytotaxa 694 (1), pp. 1-24 : 8

* Dictyopteris prolifera (Okamura) Okamura, 1930

Japanese name: ヘラヤハズ (herayahazu)

Basionym: Haliseris prolifera Okamura, 1894

Lectotype localities: — Totomi , Boshu, Idzumo, Japan

Description and remarks: —Specimens have a dark-brown thalli with light-brown apical branches. Thalli are upright and 9–25 cm tall and densely branched. The stipe is 1–1.5 mm in diameter and is winged, having 0.5 mm bladelike ridges on both sides. The blades are slender, 2–3.5 mm in width and lanceolate, gradually tapering to the base. Blades arise irregularly along the stipe.

This species is common along the exposed rocky subtidal at Yokoura at a depth of 1– 2 m. They first appear during mid to late spring and persist until late summer and occur together with Dictyopteris undulata .

Materials examined: —18ECS1-21 (1 to 15)