XXIX. RUTACE^. • 43 



leaves, and terminal, capitate or glomerate flowers. — 5 species from the 

 Western and Midland districts. 



3. MACROSTYLIS, B. and W. 



Calyx 5-parted. Petals clawed, spathulate, bearded in tlie 

 middle. Stamens 5, fertile, exserted ; staminodia ; anthers 

 roundish, with a minute, apical gland. Disk closing over 

 the ovary, perforated by the style. Ovary deeply 3-5-lobed; 

 style lengthening after flowering, slender at base ; stigma ob- 

 tuse. Cocci 3-5, horned. — Fl. Cap. \. p. 441. 



Small bushes, with alternate or opposite, short, nerve-keeled leaves, 

 pellucid-dotted along the margin and nerve. Flowers small, white or rosy, 

 subumbellate at the end of the twigs. — 8 species, natives of the Western 

 district. 



4. DIOSMA, Linn. 



Calyx 5-parted. Petals sessile, obovate, longer than the 

 calyx, nude (not bearded). Stamens 5, fertile, shorter than 

 the petals ; staminodia ; anthers roundish, with a sessile, 

 apical gland. Disk fleshy, 5-lobed, cup-like. Ovary sunk in 

 the disk, small, deeply 5-lobed; style short; stigma capitate. 

 Cocci 5, longer than the calyx, rough, horned at the summit. — 

 Fl. Cap. i. p. 373. 



Small shrubs, with alternate or opposite, linear-acute, channelled, serru- 

 late or ciliate, gland-dotted leaves ; and white or reddish, terminal, sub- 

 solitary or corymbose flowers. — 11 species, all (except D. vulgaris^ which is 

 everywhere) found in the Western district. 



5. COLEOWEMA, B. and W. 



Calyx 5-parted. Petals obovate, twice as long as the calyx, 

 tapering at base into a channelled claw. Stamens 5, fertile, 

 equalling the sepals ; anthers roundish, tipped with a sessile 

 gland ; staminodia 5, filiform, nude, enclosed within the 

 channels of the petals. Disk cup-like, crenate. Ovary deeply 

 5-lobed ; style short ; stigma capitate. Cocci 5, compressed, 

 rough, shortly horned at the summit. — Fl. Cap. i. p. ^11 . 



Shrubs with scattered, linear leaves. Flowers axillary, solitary, white or 

 purple. — 4 species, 3 of which are chiefly Western. 



6. ACMADENIA, B. and W. 



Calyx 5-parted. Petals clawed, the claw bearded within 

 (except iji A. psilopetaJa). Stamens 5, fertile, equalling the 

 claws of the petals ; anthers ovate or oblong, tipped with an 

 erect, sessile, conical gland ; staminodia filiform, short or ob- 

 solete. Ditsk cup-like, entire or 5-crenate. Ovary 4-5-lobed, 

 sunk in the disk ; style short ; stigma capitate. Cocci 4-5, 

 compressed, horned at the apex. — Fl. Cap. i. p. 379. 



