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Flora of Australia Online

Acidonia microcarpa (R.Br.) L.A.S.Johnson & B.G.Briggs, Bot. J. Linn. Soc. 70: 175 (1975)

Persoonia microcarpa R.Br., Trans. Linn. Soc. London 10: 160 (1810); Linkia microcarpa (R.Br.) Kuntze, Revis. Gen. Pl. 2: 579 (1891). T: Princess Royal Harbour to King George Sound [W.A.], R.Brown (Britten 329I) ; lecto: BM; isolecto: BM, K, NSW, fide P.H.Weston, Telopea 6: 88 (1994).

Erect shrub 0.6–3 m tall. Bark smooth, compact. Hairs of moderate length, appressed to antrorse, greyish to mid-brown. Young branchlets moderately to densely hairy. Leaves not twisted, linear, mostly 6–13 cm long, 0.7–1.7 mm wide, prominently convex when fresh, with revolute margins when dried, with obscure venation, often sinuate, mostly spreading to suberect, not pungent, concolorous, green, sparsely to densely hairy when immature, glabrescent, smooth. Inflorescence 1–4-flowered; rachis to 10 mm long. Pedicels 2–5 mm long. Tepals 8–12 mm long, bright yellow, acute, moderately hairy. Anthers bright yellow; appendage 0.6–1 mm long. Gynoecium 7.5–9.5 mm long. Pyrene compressed-ellipsoidal, 4–4.5 mm long, c. 2.5 mm wide. Fig. 37A–D.

Occurs within 50 km of the coast, from Margaret River to Albany, south-western W.A. Grows in peaty, poorly drained sand, surrounding bogs or creeks, usually in thicket or swamp-heath communites dominated by sedges and Myrtaceous shrubs; in small populations. Flowers Oct.–Dec. Map 4.

W.A.: Scott R., E.Wittwer 2256 (PERTH); 11.1 km S of Northcliffe, on road to Windy Harbour, P.H.Weston 218 (SYD); 16 km NW of Mt Manypeaks, K.Newbey 2736 (PERTH).

(P.H.Weston)

 

Data derived from Flora of Australia Volumes 16 (1995), 17A (2000) and 17B (1999), products of ABRS, ©Commonwealth of Australia