L1I. BIGNON-WCS^: TEfCOMA. 661 



GENUS II. 



TE'COMA Juss. THE TECOMA. Lin. Syst. Didynamia Angiospermia. 



Identification. Juss. Gen., p. 139. ; Don's Mill., 4. p. 223. 



Syiwnyme. Bignon/a sp. of Lin. and others. 



Derivation. From Tecomaxochitl, the Mexican name of one of the species. 



Gen. Char., fyc. Calyx campanulate, 5-toothed. Corolla with a short tube 

 and a campanulate throat ; limb 5-lobed, bilabiate. Stamens 4, didynamous, 

 that is, 2 long and 2 short ; with the rudiment of a fifth sterile filament. 

 Sligma bilamellate. Capsule siiique-formed, 2-celled, having the dissepi- 

 ment contrary to the valves. Seeds disposed in 2 rows, imbricate, winged, 

 transverse. (Don's Mill ) 



Leaves compound, opposite, exstipulate, deciduous ; imparipinnate. 

 Flowers terminal, panicled, orange or scarlet. Shrubs, scandent, decidu- 

 ous ; natives of Asia and North America. 



The only hardy species yet introduced is a deciduous climbing shrub, quite 

 hard)', and readily propagated by cuttings of the shoots or roots. 



-i 1. T. RADI V CANS Juss. The rooting- branched Tecoma, or Trumpet Flower. 



Identification. Juss. Gen., p. 139. ; Don's Mill., 4. p. 225. 



Synonymes. Bignbn/a radicans Lin. Sp. 871. ; Bignbma radicans major Hort. ; Gelsemium Clematis 

 Barrel. Icon. 59. ; Bignonm /raxinifdlia Catesb. Car. ; Jasmin de Virginie, Fr. ; Wurzeln Big- 

 nonia, Ger. ; Esschenbladige Bignonia, Dutch. ; Gelsomino americano, Hal. 



Engravings. Bot. Mag., t. 485. ; and our fig. 1287. 



Spec. Char., fyc. Climbing, glabrous. Branches 

 rough, rooting. Leaflets 9, ovate, acuminated, 

 coarsely serrated. Racemes terminal, corymbose, 

 on long peduncles. Tube of corolla 5 times 

 longer than the calyx. (Don's Mill.) A robust 

 deciduous climber, which fixes itself to trees or 

 walls by its roots, like ivy. Carolina, Florida, and 

 Virginia. Steins 20ft. to 30ft. Introduced in 

 1640. Flowers scarlet and orange-coloured, large ; 

 August and September. 



Variety. 



.1 T. r. 2 major Hort. has the flowers larger and 

 of a darker scarlet; the leaves, also, differ 

 considerably, both in size and shape. Ca- 

 rolina ; August. Introduced in 1724. 



In British gardens it grows vigorously, producing n , 7 . r . rad -, cans . 



tufts of leaves and fine flowers abundantly at the 

 extremity of the branches, but is rather apt to become naked below. 



.1 2. T. GRANDIFLO^RA $wt. The great-flowered Tecoma. 



Identification. Sweet's Hort. Brit., p. 14. ;-Don's Mill., 



4. p. 225. 

 Synonymes. Bigndm'a grandifl6ra Thunb. Fl. Jap. 



253. ; B. chinensis Lam. Diet. 1. p. 424. ; Rjotsjo 



K<einpf. Amcen. p. 856. ; Incarvillea grandifloja 



Sprcng Syst. 2. p. 836. ; Tung-von-fa, Chinese. 

 Engravings. Banks Icon. Kasmpf., t. 21.; and our 



fig. 12S8. 



Spec. Char., $c. Slightly scandent, glabrous. 

 Leaflets? 9, ovate, acuminated, coarsely 

 serrated, attenuated at the base. Pani- 

 cles terminal, pendulous. Calycine seg- 

 ments lanceolate, length of the tube of 

 the corolla. Branches rooting. Young 

 shoots spotted with dark purple. Leaves 



u u 3 



