Callistachys Vent. (1805), Jard. Malmaison 2(20),
115.
1 sp., C. lanceolata Vent.
Gr.: calli-, beautiful and stachys, spike; refers
to the conspicuous and attractive inflorescence.
South-western Australia, mostly near the coast.
Swampy places, often seasonal, and drainage lines.
J.R.Wheeler & Crisp (1987), Fl. Perth Region 1,
291, fig. 92, as Oxylobium lanceolatum (Vent.) Druce;
Crisp & P.H.Weston (1987), Advances Legume Syst. 3,
83-117.
Large to arborescent shrubs with large broad leaves and conspicuous
racemes of yellow flowers. Basal in a well-supported (morphology
and DNA) clade with multiple apomictic embryo-sacs, called the
Callistachys group, which includes Brachysema,
Gastrolobium, Jansonia, and Nemcia. All these gerera are now included within Gastrolobium (Chandler et al., Aust. Syst. Bot. 15: 619-739, 2002).
© M. Crisp
| Callistachys lanceolata, © H. Thompson
|