402 ' ' ^I^- LEGDMIKOS.-K. [Acacfft, 



mostly S-merous, but occasionally 4-nierous or 3-merous. Calyx lobed, some- 

 times separating into distinct sepals, fully half as long as the corolla. Petals 

 smooth, connate to the middle. Pod (according to Meissner) linear, slightly 

 tortuose, 1 to IJ- in, long, 2 lines broad, flat, shortly villous. Seeds ovate, 

 leuticnlar. lialf embraced by the folds of the funicle,— Meissn. in PI. Preiss. 

 i. 19 ; Bot. Mag. t. 4353 (the calyx overlooked). 



"W, Australia. Swan River, Drummond, 1st Coil, and n, 137 ; Darling Rangft, 

 Preiss, w. 914. 



238. A. drepanocarpa, F. MnelL in Journ. Linn. Soc. iii. 137- A 



glabrous shrub, the young shoots resinous, branchlets slender, slightly an- 

 gular. Phyllodia narrow-linear, straight or slightly curved, obtuse, narrowed 

 towards the base, 2 to 4 in. long, 1 to 2 lines broad, with a slightly promi- 

 nent central nerve and 1 or 2 finer veins on each side. Spikes slender, not 

 very dense, \ io i in. long, shortly pedunculate. FloFers mostly 5-menms. 

 Calyx thin, with narrow lobes, half as long as the corolla. Petnls connate to 

 the middle, with prominent midribs as in A. xylocarpa. Pod erect, linear, 

 \\ to 8 in. long, 1^ 10 2 lines broad, flat but thick with much raised margins 

 and obliquely veined between them, the almost woody valves rolhng bacic 

 elastically as in ^. gonocarpa. Seeds oblique; funicle straight, graduam 

 thickened from the base, narrow-turbinate and cup-shaped under the seed. 



N. Australia. T?ocks of the S.W. shore of the Gulf of Carpentaria, ^' ^^""^^i^l^ 

 AVhitsuiiday aud Palm Islands, Henne. Differs from A. gonocarpa^ as A. arida does uu 

 A. X7fIocarj)a^ in its broader and tiatter phyllodia. 



« 



239. A, arida, BentJi, in Hooh, Loud, Journ. i. 370. Glabrous or m- 

 nutely hoary; branchlets slender, terete or slightly compressed, rhylloi' 

 narrow-linear, obtuse or with a callous point, narrowed at the base, 2 to J • 

 long, 1 to 2 lines broad, flat but thick, obscurely 3-nerved. Spikes shoruy 

 peduncuhite, solitary or in pairs, slender and compact, i to i n^- ^' j^* 

 Flowers very snndl, mostly 5-merous. Calyx shortly lobed. Petals ^"^^? ' 

 without prominent midribs. Pod thick but flat, nearly 4 in. ^'^"^y ]||^^i. 

 broad, narrowed to the base; valves hard, almost woody, rolling back Ci- 

 cally. Seeds not seen, but evidently oblique. 



W. Australia. Parched desert shores of Cambridge Gulf, N.W. coast, A. Cimntn^ 

 ham. Differs from A, xyhcarpa chiefly in the broader Hut phyllodia. 



240. A. aneura, F. MndL in TAnna>a, xxvi. 627, and ^^'^^^'"^.^^[^ ^^ 

 Shiubliy, often hoMry with a very minute pubescence: branchlets ^ ^^^^ 

 nearly so. Phyllodia narrow-linear, obiuse or with a recurved or obuq^^ ^^^^ 

 lous point, usually flat but thick, 1^ to 3 in. long, 1 to IJ- ^^"'^^ rv^ith- 

 varying from short and nan'ow-oblong to very luarrow and almost teie ^' j,^ 

 out conspicuous nerves, but finely and obscurely striate under a lens. 4 , 

 shortly pedunculate, \ to f in. long. Flowers mostly 5-merous- \\^^ 

 very narrow, linear-spathulate. Petals smooth. Pod thin, A*'***^'^ ^^^^^'unes 

 long, very obtuse, narrowed at the base, 1 to 1^ in. long, |^"^" xj^ns- 

 broad, the sutures edged with a narrow wing. Seeds ovate, ^^^^^^^^ *^, ^oi^ 

 verse; funicle with 2 or 3 short folds, expanded into a small memor. 

 aril under the seed. 



N. P. Wales- From the Darling to the west frontier, Victorian Expedition. 



