Common name: Butterfly Bush
Petalostylis labicheoides R.Br. APNI*
Description: Erect shrub 1–3 m high, stems often pruinose, semi-deciduous.
Leaves with rachis 1.5–6 cm long; pinnae usually 5–21, mostly alternate, lanceolate to elliptic or oblong-oblanceolate, 15–30 mm long, 4–8 mm wide, apex acuminate, sparsely hairy.
Flowers 1–5 in short racemes. Sepals 8–10 mm long, acute, green, glabrous. Petals obovate, 15–20 mm long, yellow and 1 with reddish markings. Stamens 5–7 mm long. Ovary appressed-pubescent; petaloid style 8–10 mm long, 3–5 mm wide.
Pod ± oblong, flat, 2–3 cm long, elastically dehiscent, ± leathery; stipe 10–20 mm long; seeds flat, shiny, separated by pithy partitions.
Distribution and occurrence: Grows on sand plains, dune fields and rocky ridges; west from Gungal and Warialda.
NSW subdivisions: NWS, CWS, NWP, SWP, NFWP
Other Australian states: Qld W.A. S.A.
Text by B. Wiecek
Taxon concept: J.H. Ross (1998)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.