DavimaP^ XL. LEGUMlNOs^:. 69 



upper ]ip, the disk-bcnriiig base either shortly turbinate or elongated and 

 stalk-hke.^ Petals on a slender claw; standard orbieular or reniform, emar- 

 ginate; wings falcate-oblong or obovate, not longer than the standard ; keel 

 raore or less incurved, obtuse or almost acute, not exceeding the wings, 

 btamens free, the 5 outer filatnents often flattened and sometimes cohering in 

 a tube, although readily separable. Ovary shortly stipitate, tapering into a 

 subulate style, with a small terminal stigma ; ovules 2, with short funicles. 

 rod nearly sessile or stipitate, more or less flattened, acute, triangular, the 

 upper suture nearly straight, the dorsal or lower suture much curved, form- 

 uig almost a right angle. Seeds solitary or rarely 2, with a rather large 

 strophiole.— -Shrubs or undershrubs. Leaves alternate, simple, entire, coria- 

 ceous or rigid, either flat and horizontal or vertical, or terete and spinescent, 

 sometmics dccurreut along the stem, or reduced to short prickles or teeth, or 

 eutirel)' wanting. Stipules none or very minute. Tlowcrs usually small, 

 yellow orange or red, in axillary or lateral racemes or pedunculate umbels, 

 occasionally reduced to short clusters or rarely solitary or terminal. Bracts 

 . }^- ^^^^ of the racemes small, dry and scale-like, those under the pedicels 

 similar or a few of them, in a few species, much enlarged over the fruit. 

 ■Bracteoles none. Ovarv glabrous. 



Til ' ' 



aim f^T/^n'^ ^imitetlto Australia. The short calyx-teeth usually distinguish it from 

 ono ft ^^^^^(^^yriem except Vimiuaria and Lairobea, hut cannot he ahsulutely relied 

 habit' ^^.P?^'' however, is quite peculiar. It is also in most cases readily known by the 

 tfil t ^n? ^^ "'deed so natural that, numerous as are the species, I have heeu uuable to dis- 

 inrl fu "J "^^*^ *li^tiaet sections. The following series are founded chiefly on the foliage 

 are j"^ degree of development of the iuflorcscence. In the first five series the leaves 

 iu th*^']^7'f^'^^ ^^* ^^ ^^''^ ^'^''^'^' ^^^^^^ ^^^ ^^^'^ obtuse, and never vertically compressed ; 

 Somc^ ■ ^^ ^'^^^ ^'"^ ^^^^^^ ^^ vertically flattened and pungent or altogether wanting, 

 rliiuv. * ^^^^^ ^^"^ genus, when not iu flower, have been occasionally mistaken for phyllo- 

 ^iitoua Acacias. 



r 



lra€h^\^' ^^"'^'^^^^^^^'—^^^owers ximbeUate, atihe ends of the pedaucles. Upper 

 tnrhJ ?i I' ^f^*^^ ^^'^^^ «^ ^^^e time of flowering, hut much enlarged aftencards, and 

 ™^^'^ ^^^^frnits. Leaves fiat, horizontaL 



ll!!! ? '^ \"- l*^"g' ^^^^Pb^ cordate, with rounded auricles . 1. B. cordata. 



es ovate, about 2 in long, narrowed at the base , . . . 2. 1>. ovata. 



Leaves 



JjCcIVCS ^ i 3 ' I ^"' - - " - - — — 



Timn^^j * ^"' ^^"fe^ orbicular, slightly cordate, puugent- 

 •^ l"^'ntea , \ 3. I>. crennlata. 



wis Vl'*^^ J*eticuIations few'or not very prominent. 



&U\. ^^^'l^^'^^'-*^l>long, obtuse. Bracts very concave. Calyx 

 j^Jiabrous ; teeth very short ^. D. oppositifoha, 



W.n?^'^^.^"^'/'^'*''' "'*^^^b pointed. ' Bracts flat! Calyx pu- 



leav T ' ""^^^ acuminate . . 5. D. aUermfoha. 



shn^ '*• (Bracts narrow?) Calyx glabrous ; teeth very 



'••..,.. . , . • . ^- -^' elongata, 



^^UmS ^i ^"^^ellatse.— /?(^/^'^;-^ umbellate, at the ends of the peduneles. Bracts 

 point, '""^ enlarging. Leaves fiat, konzontal, usual/g small, rigid, with pungent 



^^^^SttSS ''''^ ^' corgmhosa, amongst the Uacemosa. have the flowers occasionally 

 leaves nl.i...... 



pSicd^^^I-^^'^r"'''^*^ ""^ ^*>th ends or almost linear. 

 enlarirpH ^1^^*^' at some distuure from the calyx, 



,,„, , - . - v.,..,w..v. i.v..» w.w .«.,.,, and not ^ , . , 



^^ed at the articulation ..... 7- B, pedunculata 



