« 



Oxi/lobium.] XL. leguminos^. 



15 



Sekies IL Racemosae, — Leaves mostly alternate (except in 0. ottusifolium). Ra- 

 cemes terminal, loose. Ovules 10 to 30. StropJiiole none. 

 Leaves alternate, linear, 2 to 6 in. long. Ovules about 20 .' .' . 4. (?. lineare. 

 Leaves alternate or ^vhorlcd, linear, J to \\ iu. long, hooked at tlie 



end, the margins revolutc, Oviiles above 20 7. 0. oUusifohum. 



Leaves mostly alternate, under 1 iu. long, flat or nearly so. Ovules 



about 10. 



Leaves oblono^ or lanceolate , ■ . . • 5. 0. cannatnm. 



Leaves cuucatc 6. 0. sjuitliulaiim. 



SeiuI' s IIL 'Er\co\d^7i&.— Slender heath-Ulcc sliruls. Lea es small, mostlt/ verticiU 

 late. Flowers axillanj, or in short, terminal, umheUlike racemes. Ovules 8 to 10- 

 Strop/nole none {except in O. Pultenefe?). 



Flowers axillary, solitaiy. Leaves ovate, about 1 line long ... 9. 0. microj)hjUum . 

 Flowers iu short, terminal, unibel-likc racemes. j-r r 



Leaves cordate-ovate or ovate-lanceolate, \\ to 3 Hues long . . 8. 0. cordifohum. 



Leaves lanceolate to linear, 2 to 4 lines long 10. <?• Fidtene<R. 



Leaves linear-subulate, with hooked points, 2 to 4 lines long .11.0. hamulosunu 



Si^RiES IV. Laxiflorce.— 5;/r?^j5 or procumbent or iraiUng mdershrnbs. Leaves 

 mostly opposite. Flowers in loose racemes, or fete, axillary. Calyx glabrous or sligfiwj 

 pubescent. Ovules usually 8. Strophiole none. 



Stems diffuse procumbent or trailing. i o n ^ 



Leaves obovate, oval, oblong or lanceolate, obtuse or mucronulate 13. U scanaens. 

 Leaves ovate, rigid, pungent-pointed 13. 0. procnmbens, 



Leav*es crowded, rather small, truncate, 3-pointed. Flowers fcvr, , "^ ^ . -j i ^ 

 rx 1 14. 0. tncuspidatum, 



solitary or scarcely racemose , i e n / / 7/» 



Stems erect. Leaves deeply cordate, rigid \f>. V^ spectaoiie. 



Series V. Gastrolobioide^.-^^V/ shrubs. Leaves mostly opposite or in threes 

 coriaceous. Flotvers in axillary clusters, or terminal short, corymbose racemes, tatyJ^ 

 villous. Ovules 4 or very rarely 6. Seeds strophiolate. 



Calyx 5 lines long, very villous. Petals purple, nearly twice ^ ^^ ^ , .,r.uy,vm 

 long. Leaves ovate or obbnig. Bracts icry ^™^^ . . ■ , KS, 0. atropurpuU2m. 



Calyi 3 to 4 lines long. 



Flowers mostly in a terminal corymb. Leaves ovate or oblong, 



very obtuse or emargiuatc. Calyx very villous. retusuu 



Ws broadly ovate ; \ l^\ 6. viryatum. 



Leaves narrow oblong ...»••••• -^"^ -^ 



Flowers mostly in axillary clusters. ia iO rpflrulatum 



Leaves obovatc or broadly oblong, strongly reticulate • • • ^;^- ^ IJ'ZZm ' 



Leaves, except the lowest, oblong, lanceolate or linear . . ^^. ^- capiuui . 

 U^aves cuneate-oblong, obovate-truncate or broadly spathulate, runeatum 



very obtuse or emargiuatc, faintly reticulate ^^^' • nrvfnm 



Leaves small, elliptical-oblong, pungent, pointed . . . - ^^- ^- «^«*^ • 



Series VL Podoloble^.-Zmr.. mostly opposite Flowers in '^^^^^.^^^^^^^^^ 

 lary o, terminal racemes. Calyx nearly glabrous. Ovules 4 or venj la^ely 6. ^eeas 



(where known) not strophiolate. 



Leaves oblong or almost linear, obtuse, coriaceous. Racemes, 

 mostly terminal. 

 Stipules inconspicuous. leaves closely and mnintely sdky un- ^ ^arviforum. 



derneath -• • ' ' t,, " ' / \,v oa' O heteronhyllum. 



Stipules setaceous. Leaves softly pubescent or villous underneath 24. O. fiete^oj j 



Leaves pungent-pointed, entire or lobed. Racemes mostly aMllary. acicuHJerum. 



Leaves lanceolate, entire, rounded or truncate at the base . • • '•^• 

 Leaves cuneate at the base, usually toothed or with divaricate, 

 pungent lobes. 



