LKCIMINOS.K. (iMLSi: KAMII.V.) ll'J 



1 -many-seoded. Seeds Hat. — Thorny trees, with ahruptly once or twice pin- 

 nate leaves, and inconspicuous greenish Howers in small spikes. Thorns ahovo 

 the axils. (Named in honor of J. G. Glcdilsch, a botanist c(jntenii>orarv with 

 Linnaius.) « 



1. G. triacanthos, L. (Tiiree-thorned Acacia, or IIonuy-Locist.) 

 Thorns stout, often triple or compound; leaflets lanrcolate-oh/onf/, somewhat 

 serrate; pods linear, elongated (1-1^° long), often twisted, filled with sweet 

 pulp between. the seeds. — Uich w^oods, western N. Y. and Penn. to Ca., west 

 to Mich., E. Neb., Kan., and La. A large tree, common in cultivation, with 

 very hard and heavy wood. 



2. G. aquatica, Marsh. (Water-Locust.) Thorns slender, mostly 

 simple; leajlets ovate or oblowj ; pods oval, \-seedcd, pulpless. (G. raonosper- 

 ma, Walt.) — Deep swamps, Mo. to IS. Ind., S. Car., and southward. A smaller 

 trie, 30-40^ high. 



45. DESMANTHUS, Willd. 



Flowers perfect or polygamous, regular. Calyx cam})amilate, 5-toothed. 

 Petals 5, distinct. Stamens .'i or 10. I*od flat, membranaceous or somewhat 

 coriaceous, several-seeded, 2-valved, smooth. — Herbs, with twice-pinnate leaves 

 of numerous small leaflets, and with one or more glands on the petiole, seta- 

 ceous stipules, and axillary peduncles bearing a head of small greenish-white 

 flowers. (Name compcjsed of SeV/ia, a bond, and &vdos,Jloicer.) 



1. D. brachylobus, Benth. Nearly glabrous perennial, erect (1-4° 

 high) ; pinnas G- I.t pairs; leaflets 20-30 pairs; peduncles 1 -3' long; stamens 

 5; pods numerous in dense globose heads, oblong or lanceolate, curved, scarcely 

 r long, 2 - 6-seeded. — Prairies and alluvial banks, Ind and Ky. to Minn.. Mo., 

 and Tex. ; also in Fla. 



2. D. leptolobus, Torr. & Gray. Pinnaj 5-8 pairs; leaflets 10-20 

 pairs; peduncles V long or less; heads rather loose, stamens ^ ; pods usually 

 few, narrowly linear, erect, 1-2' long. — Central Kan. to Tex. 



46. SCHRANKIA, Willd. Sensitive Briar. 



Flowers polygamous, regular. Calyx minute, 5-toothed. Petals united into 

 a funnel-form 5-cleft corolla. Stamens 10-12, distinct, or the filaments united 

 at base. Pods long and narrow, rough-prickly, several-seeded, 4valved, i. e., 

 the two narrow valves separating on each side from a thickened margin — Pe- 

 rennial herbs, nearly related to the true Sensitive Phints (Mimosa) ; the procum- 

 bent stems and petioles recurved-prickly, with twice-pinnate sensitive leaves of 

 many small leaflets, and axillary peduncles bearing round heads of small rose- 

 colored flowers. (Named for t\ P. Schrank. a German bot.inist.) 



1. S. uncin^ta, Willd. Prickles hooked ; pinnaj 4-6 pairs; leaflets ellifh- 

 tical, reticulated with strong veins beneath; pods oblong-linear, ncarlv terete- 

 short-pointed, densely prickly (2' long). — Dry sandy soil, Va. to Fla., west to 

 S. 111., Kan., and Tex. 



2. S. angUSt^ta, Torr. & Gray. Leaflets oblojig-linear, scnrcfh/ veined ; 

 pods slender, taper-pointed, s}>aringly prickly (about 4' long). — S. Va. (.') (o 

 Fla., Teuu., and Tex. 



