216 



BIGNONIACE^E. I. BIGNONIA. 



hollow ; lower lip wanting. Stamens 4, didynamous. Capsule 

 ovate, or oblong, echinated, 2-celled ; dissepiment prismatic, 

 central, seminiferous. 



S3 ECCREMOCA'BPUS. Calyx membranous, 5-cleft, coloured. 

 Corolla tubular, with an equal throat, and a 5-lobed, equal 

 limb. Stamens 4, didynamous, with the rudiment of a fifth ; 

 anthers versatile ; cells parallel, combined ; wings of seeds re- 

 pandly sinuated, nerved. 



24 CALA'MPELIS. Calyx semi- 5-cleft. Corolla with a tubu- 

 lar base, a ventricose throat, and a contracted, 5-lobed limb. 

 Stamens 4, didynamous, without any rudiment of a sterile one. 

 Lobes of anthers obtuse, divaricate, distinct at apex. Wings of 

 seeds repandly sinuated, emarginate at the base. 



TRIBE III. 



CRESCENTIE'/E. Fruit a large, melon-shaped, 1 -celled berry ; 

 with a solid rind, pulpy inside. Seeds nestling in the pulp. 



25 CRESCE'NTJA. Calyx bipartite or bilabiate. Corolla large, 

 campanulate, with a short tube, a ventricose throat, and an 

 erect, 5-lobed, cleft, unequal limb. Stamens 4, didynamous, 

 with the rudiment of a fifth. Berry large, many-seeded. 



26 TAN^CIUM. Calyx cylindrical, truncate. Corolla with a 

 very short tube, a large, ventricose throat, and a nearly equal, 

 5-lobed limb. Stamens 4, didynamous ; with the rudiment of a 

 fifth. Berry large, corticate. 



27 TRIPINNA'RIA. Calyx cup-shaped, 5-crenate. Corolla 

 sub-campanulate ; tube longer than the calyx ; throat widened ; 

 limb 5-cleft, spreading ; upper segment the largest. Stigma 

 bifid, acute. Berry large, fleshy. Seeds compressed. 



Tribe I. 



BIGNONIE V ^ (this tribe contains genera agreeing with the 

 genus Bignbnia in important characters.) Capsule 2-celled, 2- 

 valved, sometimes falsely 4-celled. Dissepiment parallel or con- 

 trary to the valves. Seeds transverse, compressed, winged on 

 the edges. 



1. Stamens 4, didynamous, with the rudiment of a sterile one. 



I. BIGNONIA (so named by Tournefort, in compliment to 

 the Abbe Bignon, Librarian to Louis IV.) Tourn. inst. 72. 

 Juss. 139. Gartn. fruct. t. 52. H. B. et Kunth, nov. gen. 

 amer. 3. p. 132. D. Don, in edinb. phil. journ. Bignonia 

 species of Lin. and others. 



LIN. SYST. Didyndmia, Angiosperma. Calyx campanulate, 

 5-toothed, rarely entire. Corolla with a short tube, a cam- 

 panulate throat, and a 5-lobed, bilabiate limb. Stamens 4, didy- 

 namous, that is, 2 long, and 2 short, with the rudiment of a 

 fifth. Lobes of anthers divaricate. Stigma bilamellate. Cap- 

 sule silique-formed, 2-celled ; having the dissepiment parallel 

 with the valves ; seeds disposed in 2 rows, imbricate, transverse, 

 with membranous wings. Usually scandent shrubs, furnished 

 with tendrils ; rarely erect trees or shrubs. Leaves opposite, 

 simple, conjugate, ternate, digitate or pinnate. Flowers axillary 

 and terminal, usually panicled. Corollas trumpet-shaped, white, 

 yellow, orange-coloured, purple, violaceous, or rose-coloured. 



2. Leaves simple, 



1 B. VIMINA'LIS (H. B. et Kunth, nov. gen. 3. p. 132.) arbo- 

 reous ; leaves simple, usually by threes, linear, narrowed at 

 both ends, glabrous ; panicles terminal, sessile ; corollas gla- 

 brous. ^ . S. Native of Mexico, on the western declivities of 



mountains, betwixt Mescala and Estola, at the altitude of 360 

 hexapods. A tall tree, with a dense, pyramidal head. Leaves 

 8-10 inches long, and 5 lines broad. Calyx 5-toothed ; teeth 

 acute. Corolla yellow, campanulately funnel-shaped ; limb 

 downy outside, with undulated margins. 

 Twiggy Trumpet-flower. Tree tall. 



2 B. ? TOMENTOSA (Thunb. jap. 252.) arboreous ; leaves sim- 

 ple, cordate, tomentose, opposite ; flowers in axillary panicles. 



fj . H. Native of Japan. Too-vulgo Kiri, Kaempf. amoen. 

 859. t. 860. Incarvillea toment6sa, Spreng. syst. 2. p. 886. 

 Lower leaves cordate ; upper ones ovate-acute, 5 -nerved, downy 

 above, and tomentose beneath, as well as the peduncles and 

 pedicels. Panicles at first trichotomous, then dichotomous. 

 Perhaps a species of Catalpa. 



Tomentose Trumpet-flower. Fl. ? Clt. 1820. Tree. 



3 B.? TENUISILIQUA (Vahl. eclog. 2. p. 43.) climbing; leaves 

 simple, lanceolate, acuminated, glabrous, opposite ; panicles 

 terminal ; corolla glabrous. ^ . ,_,. S. Native of South Ame- 

 rica. Branches beset with white dots. Leaves 2-3 inches long, 

 and 1 broad. Capsule or follicle 1| foot long. 



Slender-podded Trumpet-flower. Shrub cl. 



4 B. FLORIBU'NDA ; leaves opposite, simple, ovate-roundish, 

 acuminated, sub-cordate, 3-nerved, petiolate ; flowers crowded, 

 panicled. Tj . S. Native of Maranham, in low, bushy places. 

 Flowers very showy, flesh-coloured, in great profusion. 



Bundle-flowered Trumpet-flower. Shrub straggling. 



5 B. PA'LLIDA (Lindl. bot. reg. 965.) erect, glabrous ; leaves 

 simple, opposite, oblong, obtuse, rather cordate at the base ; 

 flowers axillary, usually solitary ; pedicels and calyxes lepi- 

 doted ; calyx turbinate, irregularly 5-toothed. J? . S. Native 

 of St. Vincent. Branches terete. Corolla 2 inches long, fun- 

 nel-shaped : with a yellow tube, and a pale lilac limb ; lobes 

 crenately ciliated. 



Pale-fiowered Trumpet-flower. Fl. July. Clt. 1823. Shrub 

 6 feet. 



6 B. ? OBTUSIFOLIA (Lam. diet. 1. p. 418.) leaves alternate, 

 simple, ovate-oblong, obtuse ; corymbs small, terminal ; calyx 

 4-lobed, unequal; corolla tubular: with a 4-lobed, unequal, 

 reflexed limb. fj . S. Native of Brazil. Leaves tapering into 

 the petioles. Flowers large. This differs from all the rest, in 

 the leaves being alternate, and in the corolla and calyx being 

 4-lobed. 



Blunt-leaved Trumpet-flower. Shrub. 



7 B. ? ILLICIFOLIA (Pcrs. ench. 2. p. 170.) leaves nearly op- 

 posite, ovate, mucronate, coriaceous, glabrous : with revolute 

 margins. Pj . S. Native of Madagascar, Commers. There 

 is also a variety of this, with emarginate leaves. 



Holly-leaved Trumpet-flower. Shrub. 



3. Leaves conjugate, that is, one pair of leaflets at the top of 

 each petiole, which is extended into a tendril. 



8 B. U'NGUIS (Lin. spec. 869.) scandent, glabrous ; branches 

 terete?; leaves conjugate ; leaflets ovate, acuminated; tendrils 

 bent, tripartite ; peduncles axillary, 1 -flowered. Tj . w . S. Na- 

 tive of Barbadoes, St. Domingo, &c. Mill. diet. no. 5. Tourn. 

 inst. 164. Sloane, jam. 90. hist. 1. p. 208. Plum. amer. 

 80. p. 94. Plukn. aim. 109. t. 163. f. 2. Flowers yellow. 

 Follicles long. 



Clan Trumpet-flower. Fl. ? Clt. 1759. Shrub cl. 



9 B. UNCINA'TA (Meyer, prim, esseq. p. 210.) scandent, gla- 

 brous; leaves conjugate; leaflets oval, drawn out into a cuspi- 

 date point ; tendrils trifid ; peduncles axillary. 1 -flowered ; 

 calyx bilabiate. ^ \j' S. Native of about the Essequibo. 

 Spathodea uncinata, Spreng. syst. 2. p. 835. Leaflets Z\ inches 

 long, and 1^ broad, glabrous, shining above, having the veins 

 red beneath. Peduncles short, rising from 2 ovate-acute brae- 



