» 



• 



Mtenm.] ' xL. leguminos^. 



109 



Sect. II Aciv^ylhxxa.— Leaves alternate, rigid, concave, Reeled, iransverseh reii- 

 Mate. Flowers terminal, solitary or 2 or % together, 



leaves lanceolate, pungent \<^, P. reticulata. 



Leaves obovate or oblong, obtuse 20 P ochreata 



Leaves narrow- linear, acute, crowded \ 21. ?\ aspalathoides. 



Sfxt. III. IcLwhilyxB,— Leaves all or mostly opposite or in whorls of three, flat, con- 

 cave or the margins slightly recurved, often 1- or '^-nerved or pennkeined, rarely reticu- 

 me. ,t lowers axillary or crowded at the ends of the branches. Two upper lobes of the 



sites '^^'' ^^'^ ^^^"^''^^ ^'^''''^ ^^''^'* contracted at the base into a very short 



Leaves flat or with recurved margins. Bracteoles close under the 



calyx, . - . 



leaves broadly obovate or obcordate. Flowers nearly sessile in 



tlie upper axils, or in a terminal leafy head 22, P. obcordata. 



i.eaves very small, orbicular. Flowers axillary, on slender pedi- 



]--.,_ "♦ 23. /*. rotundifoUa. 



A^\es concave or with incurved margins, Bracteoles close under 

 the calyx. 



Leaves oblong-linear or cuneate, obtuse. Flowers nearly sessile, 



crowded at the ends of the branches 24. P. calycina, 



i^eaves opposite, oblong or lanceolate, fine- or pungent-pointed, 



rigid, penmveined. Flowers in the upper axils. Pedicels 



y ^^°"^. ■.'.'. 25. P. spinulosa, 



Leaves in threes, oblong-Iiuear, obtuse. Pedicels nearly or quite 



as Jong as the leaves 26. P. tenella. 



^aves flat or concave, with fine or pungent points. Bracteoles 



on the calyi-tube. Flowers pedicellate, 

 ^laprons or pubescent. .Leaves broad, flat or slightly concave, 



\W '^ ^^'''^ •-.... .; ... 27. P. ternafa, 



^ villous. Leaves small, oyat? or lanceolate, concave, oppo- 

 site, m threes or irregularly scattered 28. P. styphelioides. 



i^horl d^T t • ^^^*^*^^ ^^ ^^^ following section have the leaves occasionally irregularly 

 of p/i'v .^^^*'^ ^^^ calyx-lobes much less dissimilar. A few species again have the calyx 

 ^^E^^chilus, but with the leaves all alternate.) 



concav* .^<f^opHyllum.— imiY^vy all alternate^ either full e^ied but more or less 

 terete o' T '^^ ^^^<^^rved margins, or darker-coloured underneath than above, or, if linear- 

 rz-^MP '' ^^9o^ous, channelled above. 1- or Z-uerved or quite nerveless^ without transverse 

 ns or reticulations. 



aoine^m* ^-^^^l^ ^'^^ ^^ ^'^^ concave, but open on the upper side in A, B, F. and G, and 

 Leav^V^ *" ^' '^^^^^^^^U^ binder D, and rarely in P. tenuifolia under H. 



H anH '^ ^^ trigonous and channelled above, the involute margins closed in C, D, and 



Flowp''*"^ 7^' '" ^' ^« ^- ^^tulosa and rarely in P. humilis under F. 



*oota itiVVT® terminal heads, not intermixed with leaves, and not growing out into leafy 



in i;**rr ^^'^^S ^"^ ^" *^*^J^ ^""^^^ growing out into kafy 

 ' , ^, and H, and in P, adunca and P. neurocalyx un 



shoots, or solitary and terminal 



lyx under D. 



pnte f^^^^ ^o^^ave or nearly flat, obtuse or nearly so. Stipules none or minute and 

 iEajt/iZ^' -f/««^W in terminal heads or umbels. Bracteoles close under the calyx. 



broiir ^^^ te^'minal umbels' or umbel-like racemes, quite gla- 



Ws linear-cuneate . 

 nuT ^ ' «^o^ate ... ... 30. P. olovala. 



ers in dense tcnnlnal heads. Calyx villous". 

 <:» incurved at the end. Stipules minute, setaceous . . . %\. T.incurvala. 



29. P. altissima. 



