Codium laminarioides Harv.
Transactions of the Royal Irish Academy 565 (1855)
Conservation Code:
Not threatened
Naturalised Status: Native to Western Australia
Name Status:
Current
Scientific Description
John Huisman & Cheryl Parker,
Monday 20 June 2011
Habit and structure. Thallus medium green, with a short, terete stipe (to 12 mm long) expanding to a flat, felt-like frond 1.5–2 mm thick, to 80 cm broad and 40 cm long, simple or once furcate, irregularly lobed. Utricles 65–200(–290) µm in diameter below apex, 470–800 µm long; apices rounded, thickened to 30 µm and lamellate; hairs (or scars) common. Medullary filaments 20–55 µm in diameter, much slenderer than utricle base, with prominent plugs adjacent to utricle base.
Reproduction. Gametangia elongate-ovoid to cylindrical, 40–90 µm in diameter, 170–250 µm long, 1–4 per utricle, borne on a slight protuberance from utricle.
Distribution. From Port Denison, W. Aust., to Pearson I., S. Aust.
Habitat. Usually a deep water species, collected from shallow areas (often in shade) to 30 m deep.
[After Womersley, Mar. Benthic Fl. Southern Australia I: 232–234 (1984)]
