jRhinacanthm.] cix. acanthaceji. (C. B. Clarke.) 541 



XL. RKXXTA.CANTKVS, Nees. 



Shrubs, sometimes subsoandeut. Leaves entire. Panicle divaricate or 

 dense; flowers solitary (or in minute cymes),' sessile ; bracts and brac- 

 teoles small, linear-lanceolate. Calyx small, sub-5-partite, segments linear- 

 lanceolate. Corolla wbite, tube very long narrowly cylindric, scarcely 

 widened at the top ; limb 2-lipped, upper lip lanceolate acuminate entire or 

 shortly 2-lobed, recurved or twisted, lower broad 3-lobed. Stamens 2, 

 inserted near the top of the corolla-tube ; anthers 2-celled ; cells superposed, 

 muticous. Ovary 4-ovulate; style filiform, minutely bifid at the tip. 

 Capsule clavate, 4-seeded, stalk long solid cylindric. Seeds ovoid, mode- 

 rately compressed, glabrous, obscurely rugose or tuberculate. — Species 4, 

 tropical Asiatic and African. 



1. R. communis, Nees in Wall PI. As. Bar. iii. 109, and in DC. 

 Prodr. xi. 442 ; leaves oblong or ovate-oblong pubescent or glabrate, panicle 

 large spreading, calyx densely pubescent. 'Wight III. 164 bis, fig. 9, and 

 ie. t. 464 ; Bale. Sf Gibs. Bomb. Fl. 194; T. Anders, in Journ. lAnn. Soc. 

 ix. 622. Eh. Hottlerianns, Nees in Wall. PI. As. Mar. iii. 109, and in DC. 

 Prodr. xi. 443. Justicia nasuta, Linn. ; JBoxb. Fl. Ind. i. 120 ; Plume 

 Bijd.lih; Wall. Calf. 2440; Blanco Fl. Filip.U; Bot. Mag. i.S2b ; Griff. 

 Notul. iv. 143. J. Eottleriana, Wall. Cat i4>77.—Bheede Sort. Mai. ix. 

 t. 69. 



Throughout India, cultivated ; perhaps wild in the Deccan Peninsula and Ceylon. 

 — DiSTElB. Java, Madagascar, &o., cultivated. 



Leaves 3-4 by |-li in., usually narrowed at both ends, margin undulate ; petiole 

 ^ in. G/mes terminal and on short lateral branches, dusky-pubescent ; flowers often 

 clustered ; bracts and bracteoles 0--^ in., linear. Calt/x ^ in. Oorolla-tiibe 1 by 

 ^ in. ; lobes ^ in., 3 lower each twice as broad as the shortly bifid upper. 



Vae. montana ; leaves ovate softly hairy often furred beneath base frequently 

 obtuse. J. scandens, Vahl Symb. ii. 7. J. dichotoma, Rottl. Sj Willd. in Non. 

 Act. Sat. Cur. iv. 221 (fide Nees). Diauthera panieulata. Lour. Fl. Cochinch. i. 26. 

 — Mts. of S. Deccan, alt. 3-6000 ft., frequent. — Perhaps the wild state, of which the 

 narrow-leaved glabrate S. communis is the domesticated form. 



2. Zl. calcaratus, Nees in Wall. PI. As. Par. iii. 109, and in DC. 

 Prodr. xi. 444 ; leaves large elliptic or narrow-obovate acuminate at both 

 ends glabrous, panicle terminal somewhat dense flowers very many. T. 

 Anders, in Journ. Linn. Soc. ix. 522. Justicia caloarata. Wall. PI. As. Bar. 

 ii. 9, t. 113, and Cat. 2426. 



Khasia Mts. ; WalUeh, Sec. Cachak ; Keenan. 



Branches sto\i.t. Leaves 10 by 4 in.; petiole \\ in. PamWe 6 by 4 in., nearly 

 glabrous ; peduncle 1-2 in. j bracts -}^ in. Calyx \-^ in., nearly glabrous ; lobes 

 lineat-lanceolate. Corolla as of E. communis, but larger ; tube 1\ in. ; lobes i in. ; 

 upper lip subentire, or lobes minute setaceous, twisted. Capsule not seen. 



XLI. DXA.NTKERA., Linn. 



Difiiise herbs or nndershrubs. Leaves petioled, ovate or oblong, puberu- 

 .lous or glabrate. Spikes or panicles terminal, axillary sometimes added ; 

 flowers, or many of the lower, distant; bracts and bracteoles small. Calyx 

 sub-5-paTtite ; segments narrow. Corolla small or middle-sized, white 

 •yellowish of rose-purple, 2-lipped ; upper lip suberect emarginate, lower 

 pendent, 3-lobed. Stamens 2, glabrous or nearly so ; anther-cells 2, ellips- 



