F. Muell., Fragm. Phyt. Aust. 6:230 (1868), emend. Benl, Mitt. Bot. München 3:517 (1960) var. polystachyus.
Synonymy: Trichinium polystachyum Gaudich., Voy. aut. Monde (Bot.) 445 (1826); T. alopecuroideum Lindley in T.L. Mitchell, Three Exped. Int. eastern Austral. 2:12 (1838); P. alopecuroideus (Lindley)F. Muell., Fragm. Phyt. Aust. 6:227 (1868).
, Ptilotus polystachyus, Trichinium candicans, Trichinium pallidum, Trichinium preissii
Common name: None
Herbaceous annuals or perennials to c. 1.5 m high, with stems leafy, stiffly erect or straggling from a central tap root, often tufted to roundish clumps of up to 2 m across and paniculately branched, slightly downy with short crisp hairs when young, becoming glabrous except on upper parts and leaf axils; leaves usually linear or lance-shaped, with somewhat undulate margins, basal ones to 21 x 3.6 cm, long-petiolate.
Spikes pedunculate, very soon cylindrical, with flowers (150 and more) up to 20 X 2 mm, fragrant when fresh; bract and bracteoles 4-8 X 3.5-4 mm; perianth-segments linear-spathulate, free to base, with short rigid hairs not obscuring the concave and slightly dilated apices often emarginate in outer segments, all subglabrous inside; stamens initially deep-red, 1 or 2 smaller ones sterile, staminal cup free, oblique, dentate to cleft, short-ciliate; ovary subsessile, usually glabrous, style eccentric, mostly with an S-shaped bending and unilateral hairs toward the base.
S.Aust.: NW, LE, NU, GT, FR, EA, EP, MU, SL. All mainland States.
Flowering time: over the whole year but particularly May — Nov.
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
In S.Aust. only var. polystachyus is present which exists in two forms often sympatric.
Not yet available