Uibhcus.] XXII. MALVACE^a:. 128 



§ 3. Bracteolef free. Calyx deeply S-lobed, the lobes 1 or 3-nerved, without thickened inarginK. 

 Seeds bordered or covered by long woolly hairs. Low or slender shrubs or undcrshrubs, 

 (Bombicella, DC.) 



Staminal tube short with long filaments round the summit 6. H. brachysiphonius. 



Staminal tube slender, the short filaments extending to the middle or 

 lower. 

 Plant densely and rigidly velvety-tomentose. Leaves ovate or lanceo- 

 late, mostly undivided. Braoteoles small 7. H. microchltenus. 



Plant close, rigid stellate hairs. Leaves (upper ones) narrow- 

 lanceolate. Braoteoles 8 or 9, about 1 line long 8. H. Burtonii. 



§ 4. Bracteoles free. Calyx deeply 5-lobed, the lobes with a central neroe and thickened nerve- 

 like margins. Seeds glabrous. Tall herbs or shrubs, often more or less armed with short prickles 

 (except the last species). 



Herb, glabrous or with scattered hairs. Calyx ribs ciliate. Flowers 



white or pink 9. if. radiatus. 



Tall shrubs, glabrous or with scattered hairs. 

 Flowers axillary, without bracts under the pedicels. 



Flowers yellow. Calyx ciliate or setose 10. H. divaricatus. 



Flowers yellow, with dark centre. Bracteoles 12. Calyx deeply 



divided, velvety-hirsute 11. H. Fitzgeraldi. 



Flowers white. Calyx about lin. long, lobes deltoid-lanceolate, 



immarginate • • r 12. H. Blsworthii. 



Flowers white. Calyx densely tomentose 13. H. heterophifUus. 



Flowers in a terminal raceme, with a trifid bract under each pedicel. 



Calyx densely hirsute 14. H. diversifolius. 



Tall shrub, densely velvety-tomentose or villous. Flowers large, pink. 



Calyx densely hirsute 15. if. splendens. 



Tomentose or densely villous, shrubs, without prickles. Calyx tomen- 

 tose or villous. 

 Flowers IJ to 2in. long 16. H. zonatus. 



§ 5. Bracteoles free. Calyx deeply S-lobed, tlie lobes 1 oi' 3-nerved, without thickened margins. 

 Seeds glabrous or shortly pubescent. 



Low or slender shrubs or undershrubs, glabrous, soabrous-jlubescent or 

 bristly hispid. 

 Leaves undivided. 



Scabrous-pubescent. Leaves ovate-lanceolate or oblong . . . . 17. H. leptocladus. 

 Glandular viscid and rigidly setose. Leaves broad-cordate or 



orbicular 18. H. setulosus. 



Leaves deeply divided. Hirsute and densely setose. Calyx not Jin. 



Capsule glabrous 19. J?, geranoides. 



Small velvety-tomentose shrubs or undershrubs. Leaves shortly lobed. 



Bracteoles several, subulate 23. ff. Krichauffianus. 



(See also 7, H. microchlanus.) 



Bracteoles 5, broadly ovate 22. H. Normani. 



Tall coarse herbs or shrubs, densely tomentose and often setose. 

 Bracteoles small, subulate. Capsule very prominently angled . . .20. H. vitifolius. 

 Bracteoles dilated above the middle. Capsule not angled . . . . 21. if. panduriformis. 

 § 6. Bracteoles united at least at the base. Calyx 5-lobed. 

 Tomentose shrubs or undershrubs. Leaves crenate or broadly and 

 shortly lobed. 

 Involucral teeth or lobes short or broad. Filaments long and few. 



Calyx-lobes obscurely nerved 24. H. Sturtii. 



Involucral bracts united at the base only. Filaments short and 



numerous. Calyx-lobes 1-nerved, with thickened margins . . .16. H. zonatus. 

 Calyx-lobes 5, ovate-lanceolate. Corolla 2-ooloured, purple and yellow 35. H. phyllochlanus. 

 Glabrous tree. Leaves broad-cordate, entire . 26. H. tiliaceus. 



1. H. flculneus (fig-leaved), Linn.; DC. Prod. i. 448 ; Benth. Fl. Austr. i. 

 209. " Cooreenyan," Cloncurry, Palmer. An erect annual of several feet, 

 glabrous except a few scattered hairs on the leaves, and a velvety pubescence on 

 the racemes and calyces. Leaves orbicular, 2 to Sin. diameter, the lower ones 

 with 6 or 7 short broad lobes, the upper ones more deeply divided, with obovate 

 or oblong lobes, all usually crenate. Flowers white, turning at length reddish, 

 on short pedicels, in a terminal leafless raceme. Bracteoles few, small and so 



