ACACIA 



ACACIA 



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

 solitary, or 2 or 3 together; peduncles short; lis. yellow. 

 May. B.M. 2417. B.R. 634. 



Var. cuspidata, Benth. (,4. cuspidAta, Cunn.). Phyll. 

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

 thicli. 



2. juncifdlia, Benth. (-1. joJrtiWh'a, Benth.). TalU 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. F. v. M. Icon. 2: 8. 



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

 ft. : phyll. 3-4 in. long, linear-subulate, slightly flattened, 

 with 1 nerve prominent or indistinct; point fine, recurved 

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

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

 lobed. Feb. B.R. 839. 



4. ext^nsa, Lindl. (A. penthdra, Regel). Shrub : 

 branches angular or sometimes winged: phyll. 3— t 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 axils of 

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



ce. Phyll. vertically flattened. 



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



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



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



Q. Stipules persistent as slender spines. 



5. armita, R. Br. (^. !(n(;i«Z(»rt,Willd. A. paraddxa, 

 DC. Mimosa paraddxa, Poir.). Kaugaroo 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 

 axillary, 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. 



oo. Stipules small, deciduous, 

 orO. 



6. Iine4ta, Cunn. Bushy shrub: 

 branches pubescent, terete: phyll. 

 K-^in. long, broadly linear; point 

 small, hooked : peduncle solitary, 

 axillary, very slender, equaling or 

 exci'cilingfhe phyll., glabrous: fls. 

 ri.'li yclluw. Mar. B.M. 334G. 



7. acinicea, Lindl. {A.Latrbhei, 

 Meissn.). .Shrub: branches gla- 

 brous, angular: phyll. l4-%in. long, 

 about 3 lines wide, obliquely oblong 

 or somewhat falcate, obtuse, with a 

 small, recurved point : peduncles 

 slender, about equaling the phyll. 

 Mar F.v.M. Icon. 4:7. 



8. obllqua, Cunn. (A. rotundi- 

 folia, Hook.). Shrub : branches 

 glabrescent : phyll. H to nearly 

 3^in. long, obliquely obovate or or- 

 bicular ; mid-nerve terminating in 

 aminute, 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-l 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. yellow. 

 May. 



pp. Length of phyll. l}i-i in. 

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

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

 mostly obtuse, 1-uerved, lateral veins prominent and 

 anastomosing: stipules 0: peduncles solitary or in pairs, 

 about }jin. long. Mar. 



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



a solitary head), 



P. Phyll. $ in. or less long, broad. 



a. Eacemes much exceeding the phyll. 



11. luna.ta,Sieb.(4.oJe((i«;(a,Cunn. ). Glabrous shrub: 

 phyll. less than 1 in. long, obliquely-lanceolate or ellipti- 

 cal-< umati-, chtuse, or with a minute, oblique or recurved 

 puiiit : 11^. yrlluw: pods linear-elliptical, 3-4 lines broad; 

 siTiis phir. ,1 ,|,,so to the upper suture. Apr. B.R. 1352. 

 — Wittiout fill' fruit this may easily be mistaken for A. 

 linifolia Yiiv.prnmiiiriis. 



12. cultrifbrmis.CiHin. (^.CMZ^rdto.Ait.). Tall shrub, 

 glaucous with wax when young : phyll. K-?iin. long, 

 falcate-ovate or almost triangular, mucronulate, with 

 thickened margins and usually a marginal gland at the 

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

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

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

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



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

 brous: phyll. mostly 3-5 lines long, obliquely falcate- 

 obovate, or almost trapezoid, recurved, imperfectly 2- 

 veined; marginal gland much below the angle on the 

 convex side : fl. heads in handsome axillary racemes much 

 exceeding the phyll.: pods flat, about 3 lines broad ; 

 seeds placed along the center of the pod. 



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



14. linifdlia, Willd. Tall shrub: phyll. 1-lKin. long, 

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

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

 lary racemes about equaling the phyll. : pods linear, very 

 flat, 4-6 lines broad; seeds placed along the center. B.M. 

 2108. See No. 11. 



Var. prdminens, Moore [A. priiminens, Cunn.). Phyll. 

 broader, linear-lanceolate to oblong-falcate; marginal 

 gl.and promineut, distant from the base. B.M. 3502. 



15. brachybbtrya, Benth. Tall shrub: phyll. K-lKin., 

 rarely, in luxuriant specimens, 2 in. long, obliquely obo- 

 vate or obiung, firm, rather broad, obtuse or mucronu- 

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

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

 50 in a head: pods flat, linear to narrow-elliptical. 



Var. argyrophylla, Benth. (A. argyrophylla. Hook.). 

 Silvery-silky, turning sometimes golden yellow: phyll. 

 mostly ?i-i;2in. long: fl. heads often solitary. B.M. 4384. 



Var. glaucophylla, Benth. Glaucous and more or less 

 puliesi-fut : jilivll. mostly K-?4in. long: fl. heads mostly 

 2-5, sliiirtlv rat 



7. Acacia armata 



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

 narrow: fl. heads small. 



16. myrtifdlia, Willd. Shrub, rarely tall: phyll. 1-2 in. 

 long, very variable, firm, usually aeiite or mucronate 

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

 gins, and a marginal gland below the middle: fl. heads 

 several, in short, axillary racemes about equaling the 

 phyll.: fls. 2—1 in a head, rather large: pods linear, 

 thick, curved, with very thick margins, 2-3 lines broad. 

 B.M. 302, as Mimosa myrtifolia. 



Var. celastri!dlia, Benth. (A. celastrifblia, Benth.). 

 Phyll. mostly l>i-2 in. long and often 1 in. broad. B.M. 

 4306. 



Var. nomi41is, Benth. Phyll. mostly 1-2 in. long and 

 about Hin. broad. 



FF. Phyll. 2-6-12 in. long [sometimes only Pi in. in 

 A. obtusata). 



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

 2^ lines broad. 



G. The phyll. distinctly penniveined. 



17. falc&ta, Willd. Tall shrub or small tree; glabrous: 

 branches angular: phyll. 3 to above 6 in. long, lanceolat**- 

 falcate, acuminate, much narrowed to the base; marg. 

 nal gland close to the base or 0: sepals free, narrow: 

 pods rather narrow; funicle encircling the seed. 



18. penninfirvis, Sieb. Tree; glabrous: branches angu- 

 lar: phyll. 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. 



