LEGUMINOS.E. CCXXIII. MIMOSA. 



385 



heads of the flowers. Tj . S. Native of South America, near 

 Cumana, and on the banks of the river Magdalena near Nares. 

 Branches and petioles hispid. Legumes rather incurved, 

 and hispid, composed of 21-23 joints. Stamens 10-12 in the 

 specimens collected about Cumana, but only 8 in those collected 

 near Nares, ex Kunth, mim. 27. t. 9. H. B. et Kunth, nov. gen. 

 6. p. 258. 



Clad Mimosa. Shrub 3 to 4 feet. 



34 M. POLYACA'NTHA (Willd. spec. 4. p. 1034.) leaves bipin- 

 nate, with 8-11 pairs of pinnae, and each pinna bearing many 

 pairs of leaflets ; prickles, on the stem, as well as those between 

 the pinnae, hooked, those at the base of the pinnae straight, and 

 subulate; peduncles 4 times the length of the heads of flowers. 

 fj . S. Native of Guinea, Abyssinia, and Upper Egypt. Bruce, 



trav. 5. t. 7. M. Habbas, Delile, ill. fl. segypt. p. 31. but not 

 of Link. Peduncles and petioles beset with stiff adpressed villi. 

 Perhaps sufficiently distinct from A. asperata. 

 Many-spined Mimosa. Shrub 2 to 3 feet. 



35 M. ASPERA'TA (Willd. spec. 4. p. 1035.) leaves bipinnate, 

 with 8-12 pairs of pinnae, each pinna bearing many pairs of 

 leaflets, which are clothed with adpressed bristles beneath, as 

 well as on the margins ; prickles on the stem, and between the 

 pinnae rather hooked, but those at the base of the pinnae are 

 straight; peduncles usually twin, length of the heads of 

 flowers. 1? . S. Native of Jamaica, Vera Cruz, and about 

 Demerara. D. C. legum. mem. xii. t. 63. Calyx unequally 

 many-toothed. Leaves falling on the slightest touch. 



Var. a, hirsutior (D. C. 1. c.) M. asperata, Lin. spec. 1507. 

 Mill. fig. t. 182. f. 3. Breyn. cent. t. 19. 



Var. fi, lafvior (D. C. 1. c.) M. pigra, Lin. amcen. 4. p. 274. 

 Breyn. cent. t. 20. 



Roughened Mimosa. Fl. June, July. Clt. 1733. Shrub 3 

 to 6 feet. 



36 M. SICA'RIA (Hoffm. verz. pfl. 1824. p. 221.) leaves bi- 

 pinnate, with usually 5 pairs of pinnae, each pinna bearing many 

 pairs of linear, rather ciliated leaflets ; prickles straight, subu- 

 late, those on the stems scattered, between the pinnae opposite, 

 and solitary between the pairs. Tj . S. Native of Brazil. Per- 

 haps sufficiently distinct from M. asperata. 



Sicaria Mimosa. Shrub 4 to 6 feet. 



SECT. III. BATAUCAU'LON (from /Saroe, batos, abramble,and*rai/- 

 \og,kaulos, astern; stems prickly). D.C. prod. 2. p. 429. Legumes 

 compressed, flat, quite glabrous or hardly pubescent, with parallel 

 ribs, never contracted at the articulations, unarmed or bearing a 

 single row of spines. The leaves of all are bipinnate, and the 

 flowers either white or pale yellow. 



37 M. RUBRICAU'LIS (Lam. diet. 1. p. 20.) branch and petiolar 

 prickles scattered and hooked ; leaves bipinnate, and are, as well 

 as the branchlets, clothed with adpressed pubescence, having 4-5 

 pairs of pinnae, and each pinna bearing 10-12 pairs of oblong- 

 linear leaflets ; glands oblong, one situated between each pair of 

 pinnae when young. Tj . S. Native of the East Indies. M. 

 octandra, Roxb. cor. 2. t. 200. M. Rottleri, Spreng. syst. 2. 

 p. 206. Heads of flowers yellowish, 3 or 4 rising together from 

 the axils of the upper leaves, which are abortive. Legume com- 

 pressed, curved, glabrous, obscurely articulated, and furnished 

 with hooked prickles on both sutures, very rarely unarmed. 



Red-stemmed Mimosa. Fl. June, July. Clt. 1799. Shrub 

 rambling. 



38 M.? CERATONIA (Lin. spec. 1508.) branch and petiolar 

 prickles scattered and hooked ; leaves bipinnate, and are, as well 

 as the branches, glabrous, with usually 5 pairs of pinnae, each 

 pinna bearing many pairs of obovate leaflets ; legumes quite 

 smooth, obscurely articulated, and bearing hooked prickles on 

 the ribs on both sides. Tj . S. Native of St. Domingo and 



VOL. II. 



Porto-Rico. Plum, ed Burm. 17. t. 8. Acacia Ceratonia, Willd. 

 spec. 4. p. 1091. A rambling shrub. 



Ceratonia-\\ke Mimosa. Shrub 1 to 2 feet. 



39 M. OLIGACA'NTHA (D. C. prod. 2. p. 429.) cauline prickles 

 hooked, one under each leaf; leaves bipinnate, unarmed, and 

 are, as well as the branches, glabrous ; pinnae 3-4 pairs, and each 

 pinna bearing 3-4 pairs of obovate leaflets ; legumes evidently 

 articulated, and hardly aculeated on the ribs. fj . S. Native of 

 St. Martha. Prickles of legume straight, subulate, and very 

 few. 



Ferv-spined Mimosa. Shrub 3 to 6 feet. 



40 M. CA'STA (Lin. spec. 1500.) branch and petiolar prickles 

 scattered and hooked ; leaves bipinnate, with only one pair of 

 pinna?, situated at the top of the petiole, each pinna bearing 4 

 pairs of obliquely-ovate acute leaflets, which are rough from ad- 

 pressed strigac, and ciliated ; legumes oval-oblong, with the 

 disks glabrous, but with the sutures very spiny. Jj . S. Native 

 of South America. Comm. hort. 1 . t. 28. The lower flowers 

 of the spikes are barren, but the upper ones are fertile. 



Chaste Mimosa. Fl. July. Clt. 1741. Shrub. 



41 M. LEIOCA'RPA (D. C. legum. mem. xii.) prickles on the 

 branches very few and straightish ; leaves unarmed, bipinnate, 

 and are, as well as the branches, glabrous, with 12 pairs of pinnae, 

 each pinna bearing many pairs of linear leaflets ; legumes un- 

 armed, glabrous, evidently articulated, disposed in racemes. 1j . 

 S. Native of St. Martha. Acacia nutans, Spreng. in herb. 

 Balb. Perhaps belonging to a different division of the genus. 



Smooth-frutted Mimosa. Shrub. 



-j- Species uncertain to which genus they belong, or to what 

 section of the genus ; they are therefore disposed according to the 

 form of the leaves. 



* Leaves simple. 



42 M. BAUHINIFOLIA (Salish. prod. p. 324.) leaves simple, 2- 

 lobed, pubescent. Native country, flowers, and fruit unknown. 

 Perhaps a species of Bauhlnia or Hymence'a. 



Bauhinia-leaved Mimosa. Shrub. 



* * Leaves simply pinnate. 



43 M.? PILOSA (Lour. coch. 650.) unarmed; leaves pinnate, 

 with many pairs of very pilose leaflets ; leaflets ovate, obtuse ; 

 heads of flowers terminal ; legume straight, slender. Pj . G. 

 Native of Cochin-china, in woods. M. crinita, Pers. ench. 2. p. 

 261. Flowers white, disposed in large heads, polyandrous. Per- 

 haps a species of I'nga. 



Pilose Mimosa. Shrub 4 feet. 



44 M. FE'RA (Lour. coch. p. 652.) prickles scattered, branch- 

 ed ; leaves impari-pinnate ; leaflets 5 pairs, oblong-ovate, emar- 

 ginate ; spikes of flowers lateral; corolla 5-cleft, decandrous; 

 legumes curved, flat, many-seeded. Fj S. Native of Cochin- 

 china and China, where it is planted for hedges, which are 

 impenetrable to animals. From the branched spines we should 

 judge this tree to be a species of Gleditschia. 



Fierce Mimosa. Tree 50 feet. 



* Leaves with one pair ofpinnce. 



45 M. STAMINEA (Billb. pi. bras, in flora. 1821. p. 332.) un- 

 armed; leaves with one pair of pinnae, each pinna bearing about 

 25 pairs of leaflets ; heads of flowers globose, axillary, peduncu- 

 late ; stamens very long, fj . S. Native of Brazil. 



liong-stamened Mimosa. Shrub or tree. 



46 M. CASCABELI'LLO (Coll. hort. ripul. 91.) unarmed ; leaves 

 with one pair of pinnae, each pinna bearing 2-3 pairs of elliptic, 

 acutish, glabrous leaflets, with an adpressed gland between the 

 outer pair of leaflets. J? . S. Native country unknown, as well 

 as the flowers and fruit. Said to be allied to M. pislacicefolia. 



3D 



