68 
17. 
17. 
FABACEAE 
Flowers in racemes Or panicles ..........ssssssesssssseceesssesseessssesssscscsnsssenssessscsensssesneseensesseaneseacees 
Flowers in fascicles in the upper leaf axils .........ss-ssesseseesessssscsssssseesneeneessseensensseensnnssseness 
Stipules caducous; plants silvery, densely clothed in adpressed simple 
crisped hairs; standard >9 mm long; calyx >5 mM ION «....-..sssecseseeeeesteseeeseeseeeneesees 
Stipules persistent; plants not silvery, indumentum of other hair types; 
standard <8 mm long; calyx <5 mm JON ........ssseecseseseesesesesssseetsseseeessaeenessneeeencneesenenees 
Plants erect, >60 cm tall, usually shrubby; inflorescences usually 
denselysflowered Metcterrersrtseccesrschenessesagetssrststesestiarassstitucesscesyecsassepesssossucesitensesstestastytites 
Plants prostrate or spreading, or if erect <60 cm tall, herbaceous; 
inflorescences interrupted or few flowered .....s.sssecsesssseseeseseeneeneeteneesseesseesssteseeneeneaeeses 
Upper margin of pod entire, articles 4-5; all parts VelUtiNOUS .......c.sccseseeseesesseseeseseeseeseseeees 
Both margins of pod constricted, articles 5-8; all parts pilose to glabrescent .............c0000 
Each cluster of flowers subtended by a leaf of 2 + orbicular 
Jeaflets310-20 mim long titrscssrsscstssrstecesspetareeettriccrriieats atenstitteagtatteserttenss tite ntteeftatyrts 
Flowers or clusters subtended only by scarious bracts <8 mm long 
whichtare-often: Caducoustracsiisssnssseriirticitsiesiieectestoretrtitsterirrcrmeeer retinal eseerriittinetree 
Stipules connate on both margins, forming a 3-4-fid tube; articles 1-2 oo... 
Stipules free or connate only on one margin, apex not lobed; 
ALLICLESeUSLAL] Veo Deemereretistieent te trentierreresertretetertecticertseeerertecer eras searrsecratetytesee ttestt tterttes 
Articless 1-3. with stral SHU balrs Onl yore testetsreserartepereitepeetestasrsraserssstscerseressstersetstiteciets 
Articles 3-8, with hooked hairs, straight + present ........c.ccccesessssssessseseesesesseenenseeeneneeeteeaes 
Pods equally constricted along both Margins ..........ccsscesesessseessscsesescsssesesssesessseesseeeeessnaees 
Pods more deeply constricted along lower MaFgin .......cesccceessessesesesesssesesseesssssssssssnesenes 
Inflorescence crowded; vestiture of vegetative parts of straight white hairs; 
uppermMargin of pod ‘entire seems merrier terterisectercstcfesssticreteserterert trerestacrsreertrretey 
Inflorescence interrupted; vestiture of vegetative parts predominantly 
of short hooked hairs; upper margin of pod shallowly lobed ............cscsessssesessseseseseseees 
Veaves:allil-foliolatemenmin-riticrrmitiericiiteerinterestnsensctedserertitivecettetertertt seria teats 
Leaves mostly 3-foliolate 
Pods equally constricted along both Margins ..........cccsssesesesessssssssseesescseeeseseseseeesesesessenseeess 
Pods more deeply constricted along ower Margin .........:cssscsssesesesssseeeeseseeesesesesesesesesesesees 
Stipules with a semicircular green auricle at base; articles narrowly 
ellipticnto7l55-mmiwidessrrmemrtitertstrtertcteemtersitierstetitsertielercseenseer tester tists 
Stipules not as above; articles not as above, >2 mm wide 
ATHICIESTON POdANL Ate Memeserstiiettesteresteescetreestetterterstet terest mmiceteerastent terran terteeasrerrtestrrtet 
Articles of pod flattened 
All articles of pod glabrous or sometimes with a few short hooked hairs ..........:.00seeses0e 
Pods with various types of hairs (basal articles sometimes glabrous) .........s.ssesseseeeseeeees 
Podsiwith clavate: hairs Onl yarerteccssscreritesnet Fesstteestetrrrtericcterstectrstrtren areca eee 
Pods with an indumentum of other hair types ........c.scssscesessssessesesessssessensseetencseseensassteneneaees 
Teafletsilinearx<Simimiwidesnmrerttittentisternitrtirrittn tein ete tora maeren enter ens 
Leaflets not as above 
Desmodium 
D. polyneurum 
3 
11 
D. velutinum 
D. gangeticum 
D. pulchellum 
7 
D. biarticulatum 
8 
D. pulchellum 
9 
D. tortuosum 
10 
D. heterocarpon 
D. brachypodum 
D. ‘Melville Is.’ 
12 
13 
14 
D. scorpiurus 
D. tortuosum 
D. campylocaulon 
15 
D. trichostachyum 
16 
D. ‘Darwin’ 
17 
