RUTACE2E. 469 



27. Boronella H. En. 1 — Flowers of Boronia ; receptacle rather 

 convex. Sepals 4, decussate, imbricate ; interior smaller. Petals 4, 

 imbricate or contorted ; stamens 8, 2-seriate ; filaments pilose at 

 base, afterwards glandular-verrucose ; anthers ovate-acute, introrsely 

 rimose, connective apiculate beyond cells. Disk suborbicular in- 

 terior to stamens and 8-lobed between them. Carpels and st}des 4, 

 coherent among themselves, and capitellate-stigmatiferous at apex (of 

 Boronia); germens 1 -ovulate; ovule inserted slightly above the base, 

 suborthotropous, ascending ; micropyle superior. — A glabrous shrub ; 

 branches sub-2-chotomous ; leaves opposite, collected at summit of 

 branches, simple, subsessile, articulate, entire, glandular-punctuate ; 

 flowers 2 scantily C} r mose, rather long pedicellate, at summit of 

 branches or in axils of upper leaves subumbellate (IV. Caledonia 3 ). 



28. Zieria Sm. 4 — Flowers nearly of Boronia, 4- or more rarely 

 5-merous ; receptacle rather convex, sometimes slightly concave. 

 Sepals and petals valvate, or sometimes subimbricate or imbricate. 

 Stamens 4, alternipetalous, inserted below, outside disk; filaments 

 short, glabrous or pilose, inwardly glandular at base, usually thick, 

 obtuse crowded ; anthers introrse, apiculate. 5 Germen, fruit, seeds, 

 and other characters of Boronia. — Trees or shrubs, glabrous or 

 pilose, smooth or verrucose-glandular ; leaves opposite, petiolate, 6 

 3-foliolate or sometimes 1-foliolate, glandular-punctuate; flowers 7 

 axillary and terminal, rarely solitary, usually cymose or racemose- 

 cymose; branches and branchlets of inflorescence articulate, 2-brac- 

 teolate [Eastern Australia*). 



29. Zieridium H. Bn. 9 — Flowers of Zieria ; receptacle shortly 

 conical. Sepals 4, and petals same in number, valvate. Stamens 4, 

 inserted below exterior of disk ; filaments free ; anthers short, in- 

 trorse. Carpels 4, oppositipetalous, free ; styles free, inserted at in- 

 terior angle of germen slightly above the base, afterwards coalescing 



1 In Adansonia, x. 302. 5 Or more rarely muticous. 



2 When dry rather purple. 8 Rarely sessile. 



3 Spec. 1. B. Pancheri H. Bn., Joe. cit., 304. ' White, usually very small. 



4 In Trans. Linn. Soc., iv. 216. — DC, 8 Spec, ad 10, Rudgk, in Trans. Linn. Soc, 

 Prodr., i. 722. — A. Juss., in Mem. Mus., xii. x. t. 17, fig. 2. — Deless., To. Sel., iii. t. 48-50. 

 443, t.22, fig.27. — Sp^CH, Suit, a Buffon,'n. 311. — Bentu., Fl. Austral, i. 307. — Pot. Mag., t. 

 — Endl., Gea.,n. 6003.— B. H., Gen., 291, 989, 1395.— Walp., Rep., iii. 502; Ann., ii. 21/; 

 n. 27. — Boronia (part.)*F. Muell., Fragm. vii. 515. 



Phyl. Austral., i. 101. ' J I" Adansonia, x. 303. 



