ACANTHACEAE 439 



8. GRAPTOPHYLLUM Nees 



Erect glabrous shrubs with purple or variegated leaves. Inflorescence 

 terminal, paniculate, the flowers pedicelled, ^arranged in few-flowered clus- 

 ters, the bracts and bracteoles small. Calyx small, 5-parted, the lobes equal, 

 linear-lanceolate. Corolla elongated, the tube inflated upward, the limb very 

 oblique, 2-lipped, the upper lip shortly 2-fid, the lower one 3-lobed. Stamens 

 2; staminodes 2, small. Ovary 4-ovuled. Capsule oblong, hard, long-stalked. 

 (From the Greek "writing" and "leaves," in allusion to the variously marked 

 leaves.) 



A small genus of about 4 Australian and Polynesian species, 1 commonly 

 cultivated. 



* 1. G, PiCTUM (L.) GrifiP. (G. hortense Nees). Morado (Sp.-Fil.) ; Sarasa, 

 Balasbas (Tag.). 



An erect branched shrub 2 to 3.5 m high, glabrous throughout. Leaves 

 opposite, entire, oblong to broadly elliptic, narrowed at both ends, somewhat 

 acuminate, shortly petioled, 10 to 20 cm long, dull-purple, or green and va- 

 riously mottled with white or gray. Inflorescence 6 to 12 cm long. Corolla 

 dull-purple or reddish-purple, about 4 cm long. (Fl. Filip. pi. 7, S.) 



Commonly cultivated for its ornamental foliage, and in hedgerows etc., 

 fl. most of the year; in and about towns troughout the Philippines, but not 

 spontaneous. Probably a native of Polynesia, now cultivated in most trop- 

 ical counjtries. 



The form called "Morado"; with dull, brownish-purple leaves is the more 

 common; another frequent form has its leaves green, blotched along the 

 midrib with white. 



9. THUNBERGIA Linnaeus fils 



Scandent herbaceous or somewhat woody vines, or erect shrubs. Leaves 

 often cordate, angular or hastate. Flowers axillary, i^olitary or in pairs, 

 or racemose, the bracts at the base of the pedicels leaf-like, the bracteoles 

 large, coherent by their margins a.t least when young. Calyx small, anular, 

 10- to 16-toothed, often obscure. Corolla large, the tube ventricose, curved, 

 the lobes 6, rounded. Stamens 4, in 2 pairs, near the base of the corolla- 

 tube. Disk cushion-shaped or annular. Style long. Capsules globose, 

 abruptly narrowejd into an elongated, empty beak. Seeds 2 in each cell. 

 (In honor of C. P. Thunberg, a Swedish botanist.) 



Species about 75 chiefly in Africa and Asia, some in Malaya and Aus- 

 tralia, 4 or 5 in the Philippines, mostly introduced. 



1. Vines. 



2. Flowers pale-blue or purplish, large , 1. T, grandiflora 



2i Flowers yellow, with or without a dark-purple center 2. T, alata 



2. Flowers white '■ 3. T. fragrans 



1. Erect shrubs; leaves rounded or acute at the base; flowers violet-purple. 



4. T. erecta 



*1. T GRANDIFLORA (Rottb. & Willd.) Roxb. 



A large, coarse, somewhat woody vine. Leaves opposite, broadly ovate, 

 6 to 18 cm long and wide, somewhat pubescent, angularly broadly lobed, base 

 prominently cordate. Flower large, axillary, pedicelled, solitary, or in long, 

 pendulous racemes, the bracteoles ovate, 3 cm long, enclosing the buds, de- 

 ciduous. Cal3rx a narrow ring. Corolla about 8 cm long, very pale-blue or 



