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Flora of Australia Online

Adenanthos detmoldii F.Muell., Fragm. 8: 149 (1874)

T: Blackwood River, W.A., c. 1870, J.Forrest ; holo: MEL; iso: NSW, PERTH.

Illustrations: E.C.Nelson, Brunonia 1: 307, fig. 2j, 309, fig. 3a, b (1978); J.Leigh et al., Extinct & Endangered Pl. Australia opposite p. 288 (1984); E.C.Nelson, Glasra 9: facing 1, fig. 2 (1986).

Erect shrub to 4 m tall, without lignotuber; branches densely hirsute, glabrescent; leaf-scars prominent. Leaves linear-lanceolate, to 80 mm long, c. 5 mm wide, with numerous, scattered, tuberculate glands. Involucral bracts villose outside. Perianth c. 25 mm long, yellow, with dense felt of yellow hairs outside; throat orange, becoming brown after pollination; in bud the apex acute and upturned. Style 40 mm long, with long, divaricate, yellow hairs; pollen presenter brown; ovary slightly hirsute. Fig. 155H–I.

Endemic in the Scott River area, east of Augusta, W.A. Grows in wet, sandy flats. Flowers Aug.–Nov. Map 357.

W.A.: Scott River Rd, S.Paust 261 (PERTH); Blackwood R., Mrs McHard (K); Scott River area, E of Augusta, E.C.Nelson ANU 16876 (CANB, DBN); Scott River Rd, E of Augusta, 20 Dec. 1984, P.E.Sanderson & E.C.Nelson (DBN).

Now largely confined to roadsides. It is distinguished by its yellow flowers and gland-spotted leaves. The hybrid with A. obovatus is frequent (see A. × pamela ).

(E.C.Nelson)

 

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