Camsa.] Lxxv. apocyne^. 305 



dehiscent. Seeds usually 1 or 3, without hairs, albuminous. — Shrubs or 

 trees, often armed with opposite nxillary spines. Leaves opposite. Flowers 

 in terminal or axillary cymes. Bracts very small. 



The geuus is dispersed over tropical and southern Africa, East Tadia, and the Indian Ar- 

 cbpelago. The Australian species are endemic. 



Leaves 2 to 3 in. long, acuminate. Pedicels longer than the calyx . . 1. C Ia.n/ora. 

 leaves on the flowering branches under 2 in. Flowers sessile or the 

 pedicels shorter than the calyx. 

 Leaves ovate rhomboidal or orbicular, those of the smaller branches 

 broadly elliptical. 



Glabrous or very slightly pubescent ^- ^- ovala. 



Young leaves densely pubescent, adult ones very scabrous . . . 3. C scabra. 

 leaves laaceolate or narrow-elliptical 4. C. lanceolata. 



1- C. laxiflora, Benth. A shrub? the branches looser than in the 

 other species, quite glabrous, our specimens without spines. Leaves on very 

 ^Iiort petioles, broadly ovate to ovate-lanceolate, acute, smooth and shining 

 ahove, with few distant arcuate primary veins, 2 to 3 in. long. Flowers in 

 rather loose terminal cymes on 2 simple or 1 forked or 3-fid peduncle, the 

 Fthcels 2 to 3 lines long. Calyx-segments narrow, acute, not 1 line long 

 l>ut unequal. Corolla-tube about 4 lines long, the lobes very acute, nearly 3 

 lines long, the right-hand edge overlapping in the bud. Anthers below the 

 ^op of the tube, oblong, not apiciilate. Ovules several in each cell of the 

 ^^'^7' Fruit not seen. 



Queensland. Cape York, M'Gillivrmj. 



r 



2- C. ovata, R. Br. Prod. 468. An erect, mucli-Lranclied slinib of 3 

 "^f ^ ft., quite glabrous or rarely the voung shoots minutely pubescent, more 

 w_ less armed with opposite horizontally divaricate simple or rarely forked 

 spines, which appear to be abortive peduncles. Leaves ovate rhomboidal or 

 almost orbicular, obtuse or shortly acute, coriaceous, penniveined but the 

 'ower veins sometimes very near tlie base, usually i to f in. long on the 

 Jowenng branches, but sometimes twice that size, especially on sterde 

 •^fanches. Flowers in small compact sessile or shortly pedunculate axillary 

 ^Jwes. Calyx-segments lanceolate-subulate, about 1 line long or the inner 

 jes smaller. Corolla-tube nearly 4 lines long, the lobes scarcely 1^ lines, 

 «Wiquely ovate or oblong, obtuse or scarcely acute, the right-hand edges 

 overlapping in the bud. Anthers above the middle of the t«be^ minutely 



?• Australia? Victoria river, Bynoe (in ITerl). Ilook., but possibly some error). 

 , J'^i^^^land. Thirsty Sound, R. Brown ; Brisbane river. Moreton Bay,^. Cunm»g- 

 P'/- Mueller, and many others; Roeldiampton, Dallachy and others ; Port ^elson, 

 in th •"'"^'^'"" ; Fitzroy and Bovven rivers, Bowman ; Port Denison, Fdzalan, Ballacht/ ; 

 Pe Wtenor, Mooni and Maranoa rivers, Mitchell; Armadillo, Barton. 

 ■ a. ,;Vales. Clarence river, 5ec^-/*?r. 

 c\ WueUer, Fragm. iv. 45, unites this and the two foUowing species under the name ot 



ka 



„3. C. scabra, R. Br. Prod. 4G8. A spinous shrub, with the habit of 

 "-■yta, but the brandies and young leaves densely pubescent. Leaves 



Vol, IV. JO X 



