Daviesia asperula Crisp subsp. obliqua Crisp (1982b: 58)

Crisp, Michael D., Cayzer, Lindy, Chandler, Gregory T. & Cook, Lyn G., 2017, A monograph of Daviesia (Mirbelieae, Faboideae, Fabaceae), Phytotaxa 300 (1), pp. 448-450 : 448-450

63b. Daviesia asperula Crisp subsp. obliqua Crisp (1982b: 58) , Crisp (1995: 1175), Craigie (2015: 29). Type: South Australia, southern Eyre Peninsula, between Yalunda Flat and Tumby Bay, ca. 20 km west of Tumby Bay, 34°20’S, 136°00’E, D.J.E. Whibley 1944, 26 August 1967. Holotype: AD; isotypes: CANB, K, MEL, NSW

Phyllodes falciform (crescentic) or obliquely narrowly obovate, flattened, recurved along the entire length of the upper or both margins, contracted towards the base, 1.5–4.5 mm broad. ( Fig. 63D–F ).

Distribution:— South Australia, Eyre Peninsula, mainly south of Yeelanna, but possibly also between Cowell and Whyalla, though this population could not be relocated.

Selected specimens (30 examined):— SOUTH AUSTRALIA. Eyre Peninsula: Hundred of Wanilla , section 99, 34°32’S, 135°41’E, C. R . Alcock C . 127, 19 December 1964 ( AD); ibid., section 100, 34°32’S, 135°41’E, C. R . Alcock 915, 16 August 1964 ( AD); Fishery Bay , Hundred of Sleaford, section 11, 34°55’S, 135°41’E, C. R . Alcock 1627, 17 September 1967 ( AD); Yeelanna, 34°09’S, 135°44’E, Anon. (‘ School’) s.n., October 1937 ( AD 97736536 ); Port Lincoln , 34°44’S, 135°52’E, J. H . Brown s.n., 1873 ( MEL 80939 ); ca. 8 km E of Yallunda Flat, B .

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CRISP ET AL.

Copely 3140, 16 September 1970 ( AD); between Whyalla and Cowell, 33°20’S, 137°04’E, M. E . Phillips 282 , 26 August 1964 ( CBG); Port Lincoln , 34°44’S, 135°52’E, C . Wilhelmi s.n., sine die ( MEL 80352 ); Warrow–Edilillie road, on North Block , Marble Range, 11 km E of Warrow, 34°24’S, 135°34’E, P. G . Wilson 357 , 10 October 1958 ( AD, K) .

Intermediates:— Though there are intermediates ( Fig. 63H–L ) between the two subspecies, making their circumscription somewhat arbitrary, these are relatively few compared with the large number of typical specimens of the two subspecies ( Crisp 1982b). Exemplar specimen: SOUTH AUSTRALIA. Eyre Peninsula : Ca. 1 km SE of Pearlah siding, 34°36’S, 135°41’E, N. N . Donner 2094, 26 August 1967 ( AD) .

Figures

FIGURE 63. Daviesia asperula subsp. asperula. A, B. Seed, lateral (L) and hilar (R) view. C. Phyllode. Daviesia asperula subsp. obliqua. D. Flowering branchlet. E. Phyllode. F. Pod. G. Calyx opened out, upper lobes at left. H–L. Intermediate between subspecies. H. Flowering branchlet. I. Inflorescence. J. Standard. K. Wing. L. Keel. A, B from Choo 13; C from Phillips s.n. (CBG 21582), D, G from Whibley 1944; E from P.G. Wilson 357; F from Brown s.n. (MEL 80939); H–L from Donner 2094. Drawn by A.L. Prowse and M.D. Crisp. Adapted from Crisp (1980a) with permission from the Board of the Adelaide Botanic Gardens.