Dcdoncea,] xxxviri. sapindace.^, 473 



r 



Leaves flat, more or less cuueate. entire or toothed at the end, rarely 

 exceeding H in., and usually under 1 in. 

 Much-branched, erect or divaricate shruLs. Terminal flowers 

 clustered or shortly racemose, 

 leaves broad-cuueate, rounded or truncate at the end . , , . 6. D. ciineata. 

 Leaves narrow-cuncatc, rather acute, acuminate or 3-toothed at 



the end 7. -D. peduucularts. 



Prostrate shrub. Leaves rather narrow-cuneatcj mostly toothed or 



lobed. Flowers solitaiy . . , 8. i). procumlens. 



Leaves linear-filiform, heath-like or pine-like. 



Leaves crowded, under 1 in. long 9. D. ericifoHa. 



Leaves 1 to 3 in. long, uot crowded 10. i>. fiUfoHa, 



Leaves linear or lanceolate, mostly serrate or pinnatifld. 



Branches terete or nearly so. Leaves linear or liuear-euneate, ob- 

 tuse, mostly under \\ in. long , . . . 11. D. lohulata. 



Branches very angular. Leaves Iiucar-Ianceolatc, acute, mostly 2 



to 4 in. long ,12. D. jpiarmicifolia. 



Sektes II. Platypterae. — Leaves quite entire, fat. Wi)7f/s of the capsfdc very diver- 

 gent or divaricate^ not reaching to the style nor to the base, each carpel, incJudi^ig its 

 tvingy broader than long, transversehj ovate or obfong. 



Leaves linear or lauccolate. Branches very angular. Dissepiments 



persisting on the axis , . . 13. Z>. truncatiales. 



Dissepiments splitting and coming off" with the valves. 



leaves oblong-ellipticid 14. i). platgptera. 



Leaves narrow-linear \^. B, deuoj^hylla. 



Series III. Cornutee. — Leaves entire or toothed at the end, the margins revoluie or 

 rarely flat, Wivgs cf the capsule reduced to erect or divergent, usaalhj falcate, horn-like 

 ftppe?ulages at the tipper outer angle of the carpels. 



Leaves narrow-linear or subulate l^. B. pin folia. 



Leaves oblong or oblong-cuueate, obtuse, -I to 1 in. long .... 17. i>. ceratocarpa. 

 Leaves linear or euneate, acute or 3-toothed, 2 to 4 lines long • . 18. D. divaricata. 

 Leaves broadly ovate or orbicular, mostly toothed 22. -D. Baaeri. 



Series IV. A-gt^rv^.— Leaves entire or toothed. Capsule icithotd wings, or the angles 

 9ligkilg and irregularlg dilated into very narrow wings. 



Leaves flat, cnncatc or obovate, rigid. 



Sepals lajiceolate. Buds ovoid or globular. 



Dissepiments persisting on the axis of the fruit. 



Branches scarcely angled. Leaves obovate, cuneate, or trian- 

 gular, dabrous or pubesceut. Flowers xuostly axillary. 



Sepals narrow, short - ^ ^^ "^"^^ I^- inangulans. 



Branches acutely angled. Leaves obovate, glabrous. l(a- 



cemcs short, terminal. Scpals.broad-laueeolate .... 20. B, aptcra. 

 Disseplinents splitting and coming ofl^with the valves. Branches 

 - terete. Leaves obovate or oblong, glabrous 21. B, lursanfoha. 



Sepals broad-ovate. Buds very angular. ^ 



Erect divaricate shrub. Leaves obovate or orbicular, usually 



toothed /••;;•' ^!- ^- f'"'V' 



Prostrate shrub. Leaves oblong-cuneatc, often 3-toothed . . 23. i>. hunufusa. 

 Leaves short, liucar, with recurved or revolutc margins. . -r^ 't 



Unite glabrous. Stamens usually 6 ^^^, BJiexandra, 



Hoary-tomentosc, at least the capsules, rarely almost glabrous. ^ 



Stamens usually 8 . . 2S. D. encoules. 



Sekies V Pinnatce-— Z^^r"<?^ all pinnate or very rarely a few simple ones at the base 

 of the branches Capsule of the Cyclopterfc, except in D. oxy[jtera and D. macquifolia, 

 y^kere it approaches that of the Platvpterse, and in D. hmmUa, where it w apterous. 



