130 DR. F. MUELLER OK AUSTRALIAN ACACIiE. 



pedunculis glabris et bracteolis brevioribus. Flores similes. Corolla 

 5-fida calycem obtuse 5-lobum puberulum semiajquans. Bractece 

 ad pedunculorum basin rotunda? conspicuse. 



In eollibus ad flumen South Rhine. 



A. sclerophylla, Lindl., cum hae confluit, nisi fruetu differt. 



55. Acacia exsudans, Lindl. in Mitch. East Australia, ii. p. 216. 

 Differt ab A. reclinata et A. leprosa phyllodiis divaricatis brevioribus 



et obtusioribus minutim apiculatis non apice sphacelatis, nervo 

 secundario secus marginem superum percursis, calycibus magis gla- 

 bris, ab A. leprosa prseterea glandula minore basali, capitulis minus 

 laete luteis. Legumina 1-2" longa, H-2'" lata, breviter stipitata, 

 viscoso-puberula lato-linearia recta compressa sordide fusca coriaceo- 

 chartacea. Semina ovato-oblonga nitentia fusco-nigra 1^'" metientia 

 longe areolata. Strophiolum crassum breve. 



56. Acacia dineura, n. sp. Fruticosa, glabra, ramulis striato-angu- 

 latis, phyllodiis chartaceis angusto-oblongis v. oblongo-lanceolatis 

 obtusis leniter falcato-curvatis hinerviis reticulato-venosis ad basin 

 minute glandulosis, pedunculis axillaribus monocephalis solitariis 

 phyllodio pluries brevioribus, leguminibus complanatis stipitatis elon- 

 gate -oblongis marginatis venosis, suturis leniter undulatis. 



In plaga arenoso-rupestri juxta originem fluviorum Roper et Limmen, 



Bight River terrae Arnheraicse, h. M. no. 31. 

 Frutex altior. Phyllodia 2-3" longa, 3-8"' lata. Areolce venationis 



magnae. Pedunculi tenues semunciam paulo excedentes. Legumina 



(immatura tantum visa) 2^-5" longa, circiter f"'lata. Flores et 



semina matura nondum cognita. 

 A. elliptic^, Cunn. in Hook. Lond. Journ. i. p. 347, et A. hemignostce 



proxima. 



[Appears to be a distinct species. The phyllodia are thinner and 

 differently shaped from the few 2-nerved species known with solitary 

 flower-heads. — G. B.] 



57. Acacia leprosa {Sieb. in DC. Pr. ii. 450). Elatior, ramuHs 

 angulatis apice vix puberulis cernuis v. nutantibus, phyllodiis char- 

 taceis patentibus elongato- et angusto-lanceolatis leviter curvatis 

 sphacelato-apiculatis brevissime petiolatis basi et apice longe angus- 

 tatis glabris viscoso-punctatis uninerviis tenuiter reticulato-penni- 

 Teniis supra basin conspicue uniglandulosis, pedunculis axillaribus 

 geminis-quinis cano-velutinis capitulo citrino multifloro aequilongis, 

 corolla glabra 5-fida calycem subvelutinum dentatum semisuperante, 

 bracteolis lanceolatis, leguminibus 



Ad ripas superiores fluvii Yarra-Dallachi. 



Rami graciles elongati. Phyllodia laete viridia pleraque 3-4" longa, 

 3-6"' lata. Capitula suaveolentia. 



