ACACIA 



1-1^ linos wide, quadrangular-linear, 1-nerved: fl. hds. 

 solitary, or 2 or 3 toRether; peduncles short; fls. yellow. 

 May. B.M. 2417. B.K. 634. 



Var. cuspidita, Benth. (A. cuspidMa. Cunn.). Phyll. 

 54 to rarely 2 in. long, slender, often not broader than 

 thick. 



2. juncifdlia, Benth. (A. pinifdlia, Benth.). Tall, gla- 

 brous shrub: branches slender, quite terete : phyll. 3-6 in. 

 long, often nearly tetragonous, linear-subulate, with a 

 scarcely prominent nerve on each side: fl. hds. solitary 

 or in pairs; peduncles short. P.v.M.Icon.2: 8. 



3. calamifdlia. Sweet. Broom Wattle. Tall shrub 6-10 

 ft. : phyll. 3^ in. long, linear-subulate, slightly flattened, 

 with 1 nerve prominent or indistinct ; point fine, recurved 

 or simply oblique: fl. hds. 3 or 4, shortly racemed in 

 the axils of the terminal phyll. ; calyx shortly toothed or 

 lobed. Feb. B.R. 839. 



4. exMnsa, Lindl. {A. penthdra, Kegel). Shrub: 

 branches angular or sometimes winged: phyll. 3-4 or 

 even 8 in. long, slender, linear-subulate, almost tetrago- 

 nous, with a prominent nerve on each side: peduncles 

 1-headed or rarely irregularly racemose in the a.xils of 

 the terminal phyll. : calyx triangular, truncate. Mar. 



cc. Phyll. vertically flattened. 



D. Veins of phyll. 1, or very rarely 2. 



E. Fl. heads solitary or in pairs or clusters. 



p. Length of phyll. 1 in. or less. 



G. Stipules persistent as slender spines. 



5. arrnkta., R.Br. (A. undulAta, Willd. A. paradoxa, 

 DC. Mimosa paraddxa, Poir.). Kangaroo Thorn. 

 Fig. 7. Spreading shrub, 6-10 ft. high: branches pubes- 

 cent: phyll. 1 in. long, semi-ovate, undulate, obtuse, or 

 with a short, oblique point: heads solitary: peduncles 

 oxlUary, equaling the phyll., borne all along the branches : 



fls. fragrant. Feb. B.M. 1653. F.E. 

 9:401, 431.- Good hedge shrub. 

 Grown also for spring bloom. 



GG. Stipules small, deciduous, 

 nrO. 



fi. lineAta, f'M'!!i. Bushy shrub: 

 ■ I., . ,,,,1., ,, , ,,t. ti-rete: phyll. 

 ?-j-'.n 'IIn linear; point 



sni:il! hmcle solitary, 



axillii .1 111' 1, equaling or 



.•\r,, iliiiL' iIm' |.Ii\ II., [.'labrous: fls. 

 11. -Ii >rll.,w. .M^ii-. 1!..M. 3346. 



7. acinacea, l.iinll. [A. Latrbhei, 

 Mciysii.;. ^liriilj : branches gla- 

 brous, angular: ]iliyll. K-?iiin. long, 

 about 3 lines wide, obliquely oblong 

 or somewhat falcate, obtuse, with a 

 small, recurved point: peduncles 

 slender, about equaling the phyll. 



8. obliqua, Cunn. [A. rotundi- 

 (■•Vut, Htmk.). Shrub : branches 

 L'labrescent : phyll. X 'to nearly 



• in. long, obliquely obovate or or- 

 Miular ; mid-nerve terminating in 

 a minute, recurved point: peduncles 

 verv slender, mostly exceeding the 

 phyll. Mar. B.M. 4041. 



9. Meissneri, Lehm. Tall shrub: 

 young branches glabrous, acutely 

 angular : phyll. K-1 in. long, 2-4 

 lines broad, obovate-oblong or ob- 

 liquely cuneate, obtuse, or with a 

 small, hooked point : peduncles 

 shorter than the phyll. : fls. vellow. 

 May. 



FP. Lengt}i of phyll. l}4-i in. 

 10. dodonseifdlia.Willd. Tall shrub, very resinous, shin- 

 ing : phyll. 2-4 lines wide, oblong-linear or lanceolate, 

 mostly obtuse, 1-nerved, lateral veins prominent and 

 anastomosing: stipules 0: peduncles solitary or in pairs, 

 about )iin. long. Mar. 



(XJ^). 



ACACIA 



EE. Fl. heads in axillary racemes (rarely reduced to 



a solitary head). 



F. Phyll. S in. or less long, broad. 



G. Racemes much exceeding the phyll. 



11. lunata.'^i. I'M .•' rf.V'fi.r'i;iiii.). Glabrous shrub: 



phyll. less tl: . 1 .., 1 ,,1,1, ,,,,1, -lanceolate or ellipti- 



cal-cune;ir.'. -.Iilique or recurved 



point: fls. \. ., ,1 !,., II ■al,3-4 lines broad; 



seeds pla.-.',l .!,,-. i.. il,. ui.i, i -unir.-. Apr. B.E. 1352. 

 — Without thr t'niit this may easily be mistaken for A. 

 linifolia vav.prominens. 



12. cnltiiidrmis, Cunn. (A. cidtrAta, Ait.). Tallshrub, 

 glaucous with wax when young : phyll. K-54in. long, 

 falcate-ovate or almost triangular, mncronulate, with 

 thickened margins and usually a marginal gland at the 

 angle on the convex side: fl. heads in axillary racemes 

 much exceedingtbe phyll. : pods flat, about 3 lines broad; 

 seeds placed close to the upper suture. Mar. R.H. 1896, 

 p. 503. J.H. III. 34:131. 



13. pravissima, F.v.M. Tall shrub or small tree; gla- 

 brous: phyll. mostly 3-0 lines long, obliquely falcate- 

 c'liniiii. ..r iiliiH.st trapezoid, recurved, imperfectly 2- 

 \"* ' ' ' t irland much below the angle on the 



. I ,h1s in handsome axillary raceraesmuch 



i\ ' III., I", i-lnll.: pods flat, about 3 lines broad; 

 .sLud.-- piae(_ J aluii^ the Center of the pod. 



GG. liacemes not, or only slightly, exceeding the phyll. 



14. linifdUa, Willd. Tall shrub: phyll. 1-lXin. long, 

 linear to linear-lanceolate, straight, rather thin; marginal 

 gland small, near the base: fl. heads in slender, axil- 



2168. See No. 11. 



Var. pr6minens, "Sh ■ 

 broader, linear-lain . 

 gland prominent, 'h- 



IN /i,5,Cunn.). Phyll. 

 ii:- falcate; marginal 

 ase. B.M. 3502. 



15. brachybdtrya, I- mli. lall 1,™!.: phyll. X-lKin., 

 rarely, in luxuriant s|)f''iniens, 2 in. long, obliquely obo- 

 vate or oblong, firm, rather broad, obtuse or mncronu- 

 late : fl. heads few, in short, axillary racemes, about 

 equaling the phyll., or rarely reduced "to 1 bead: fls 20- 

 50 in a head: pods flat, linear ff narrow-i-Iliptical. 



Var. argyrophylla, Benth. (.1. .i nnin'rhfilht . II..ok.)- 

 Silvery-silkv, turning soraeti I IMS -,.1.1, n mII.iw: plivH. 

 mostly %-l>$ in. long: fl. heads ..it. u .^.ilitary. 1;..M. 4:W4. 



Var. glaucophj'lla, Benth. (ilaucous and more or less 

 pubescent: phyll. mostly K-Jiin. long: fl. heads mostly 

 2-5, shortly racemose. 



Var. glabra, Benth. Quite glabrous: phyll. small and 

 narrow: fl. heads small. 



16. myrtildlia, Willd. Shrub, rarely tall: phyll. l-2in. 

 long, very variable, firm, usually acute or mucronate 

 and narrowed at base, with thickened, nerve-like mar- 

 gins, and a marginal i-hiii.l 1..I..W tlie middle: fl. heads 



several, in short. :.\''i .^ . - aliout equaling the 



phyll.: fls. 2-4 in a , ,. ; i , i, L.rge: pods linear, 

 thick, curved, with N i i : i i,;iiis, 2-3 lines broad. 

 B.M.302, asMimos., „ ,- .■ .. 



Var. celastrifdlia, Benth. {A. celaslrifblia, Benth.). 

 Phyll. mostly lK-2 in. long and often 1 in. broad. B.M. 

 4306. 



Var. norm&Iis, Benth. Phyll. mostly 1-2 in. long and 

 about J^^ln. broad. 



FF. Phyll. 2-6-12 in. long (sometimes only V.i in. in 

 A. obtusata). 



Var. angustifdlia, Benth. Phyll. mostly 2-4 in. long, 

 2—4 lines broad. 



G. Tlie phyll. distinctly penniveined. 



17. falcata, Willd. Tall shrub or small tree; glabrous: 

 branches angular: phyll. 3 to above 6 in. lon^, lanceolate- 

 falcate, acuminate, much narr.nvf.l i.. tin- base; margi- 

 nal gland close to the base ..r n: s. paN tr.-.-, narrow: 

 pods rather narrow; funicle . ii.inlin:: lii.- seal. 



18. penninfirvis, Sieb. Tree: glal.r..us: liran.'hesangu- 

 lar: phj'U. 3 to above 6 in. long, oblong to lanceolate- 

 falcate, acuminate, much narrowed to the base; margins 

 nerve-like; gland distant from the base or 0: pods broad; 

 funicle encircling the seed. Mar, B.M. 2754. 



