DIADELPHIA. 



(35) 



DIADELPHIA. 



PETALOSTEMON Petals five, nearly equal, four of them 

 alternating with the stamens, and uniting with them in a 

 cloven tube; legume one-seeded, included in the calix. 



2. HEXANDRIA (Six Stamens.) 



FUMARIA, Fumitory Calix of two leaves, inferior; corolla 

 ringent, gibbous and honey-bearing at the base; each 

 filament bearing three anthers. 



SARACA Calix none; corolla funnel-form, four-cleft ; fila- 

 ments three on each side the throat; legume pedicelled. 



3. OCTANDRIA (Eight Stamens.) 



POLYGALA, Milkwort Calix five-leaved, with two of the 

 leaves shaped like wings, and coloured; capsule obcor- 

 date, two-celled. 



SECURIDACA Calix three-leaved ; corolla papilionaceous, 

 with the standard two-leaved, within the wings ; legume 

 ovate, one-celled, one-seeded, ending in a ligulate wing. 



4. DECANDRIA (Ten Stamens.) 



] . Such as have monadelphous Filaments, or one set of Brother- 

 hoods. 



NISSOLIA Calix five-toothed ; capsule one-seeded, ending 

 in a ligulate wing. 



ERYTHRINA, Coral Tree Calix two-lobed ; standard much 

 longer than the keel ; wings minute; legume cylindrical, 

 with many convex seeds. 



PISCIDIA, Dogwood Tree Stigma acute; legume winged 

 four ways. 



BORBONIA Calix acuminate, spiny; stigma emarginate; 

 legume mucronate. 



SPARTJUM, Broom Calix produced downwards; filaments 

 adhering to the germen ; stigma longitudinal, villose 

 above. 



GENISTA, Broom, and Needle Furze Calix two-lipped, the 

 upper lip with two teeth, lower with three; standard 

 oblong, bent backwards from the rest of the flower. 



ASPALATHUS Calix five-cleft, the upper divisions largest; 

 legume ovate, awnless, with about two seeds. 



AMOHPII A Standard of the corolla ovate, concave; wings 

 none ; keel none. 



CROTOLAIUA, Rattlewort Legume turgid, inflated, pedi- 

 celled; filaments connate, wiih a fissure on the'back. 



ONONIS, Rest Harrow Calix five-parted, with linear seg- 

 ments; banner striated; legume turgid, sessile; filaments 

 connate, without a fissure. 



AUTHYLLIS, Kidney Vetch Calix swelling; legume round- 

 ish, concealed. 



EBENUS, Ebony of Crete Calix with teeth the length of the 

 corolla; w.nsrs scarcely any; seed one, roujjli with hairs. 



ABRUS, Jamaica Wild Liquorice Calix obscurely four-lobed, 

 the upper lobe broadest ; filaments nine, united into a 

 sheath at bottom, gaping at the back ; stigma blunt ; 

 seed subiilobose. 



PTEROCARTUS, Dragons Blood Calix five-toothed; capsule 

 sickle-slipped, lenf'y, varicose; seeds few, solitary. 



ULEX, Furze Calix two-leaved ; legume scarcely longer 

 than the ralix; filaments all connected. 



AUACHIS, Ground Nut Calix bilabiate; corolla resupine; 

 filaments connected ; legume gibbous, torulose, veined, 

 coriaceous. 



LUPINUS, Lupine Calix two-lipped; anthers, five oblong, 

 five roundish; legume coriaceous. 



2. Such as have diadelphous Filaments, or two Brotherhoods, 



and a downy Stigma. 

 PHASEOLUS, Kidney Bean Keel, with the stamens and 



styles, spirally twisted. 

 DOLICHOS, Cow Itch Two parallel oblong calluses at the 



base of the standard, compressing the wings underneath. 

 GLYCINE Calix two-lipped; corolla, the keel turning back 



the banner at the tip. 



CLITORIA Corolla inverted; standard very large, spread- 

 ing, overshadowing the wings. 

 PISUM, Pea Style triangular, above keeled, pubescent; 



calix with the two upper segments broadest. 

 OROBUS, Bitter Vetch Calix blunt at the base, the upper 



teeth deeper and shorter; style linear. 

 LATHYRUS, Chickling Vetch Calix, two upper segments 



shorter; style flat, villose above, broad at the end. 

 VICIA, Vetch and Bean Stigma' transversely bearded on 



the lower side. 

 CICER, Chick Pea Calix five-parted, length of the corolla, 



the four upper segments incumbent on the banner; legume 



rhombed, turgid, two-seeded. 

 ERVUM, Tare or Lentil Stigma capitate, hairy all over. 



3. Such as have diadelphous Filaments, bilabiate Calices, and 



the Stigma not downy. 

 CYTISUS, Laburnum Calix two-lipped, upper lip two-cleft, 



lower three-toothed ; legume attenuated at the base. 

 GEOITROYA, Bastard Cabbage Tree Calix five-cleft; drupe 



ovate ; nut flatted. 

 ROBINIA, False and Rose Acacia Calix four-cleft, the 



upper segment divided; stamens in two distinct sets; 



legume gibbous, elongated. 

 COLUTEA, Bladder Senna Calix five-cleft ; legume inflated, 



gaping on the upper suture at the base. 

 GLYCYRHHIZA, Liquorice Calix two-lipped, upper lip 



three-parted, lower undivided; legume ovate, compressed. 

 CORONILLA, Scorpion Senna Calix two-thirds two-lipped, 



the upper teeth connate; standard scarcely longer than 



the wings ; legume contracted between the seeds. 



4. Such as have diadelphous Filaments, Stigmas that are not 



downy, and Calices not bilabiate. 



ORNITIIOPUS, Bird's Foot Legume jointed, round, bowed. 



HIPPOCREPIS, Horse-shoe Vetch The essential character 

 consists in the horse-shoe form of the legume. 



SCORPIURIS, Caterpillar Legume divided by isthmuses, or 

 transverse partitions, revolute, cylindrical. 



HEDYSARUM, French Honeysuckle Corolla, keel trans- 

 versely obtuse ; legume jointed, with one seed in each joint. 



.ZEsciiYNOMENE Calix bilabiate; legume with truncate one- 

 seeded joints. 



INDIGOFERA, Indigo Calix spreading; keel of the corolla 

 with an awl-shaped, spreading spur on each side; legume 

 linear. 



GALEGA, Goat's Rue Calix with subulate teeth, nearly 

 equal; legume with oblique streaks between the seeds. 



PIIACA, Bastard Vetch Legume two-celled. 



ASTRAGALUS, MM Vetch Legume two-celled, gibbous, 



BisEiuiuLA, Hatchet Vetch Legume two-celled, flat; par- 

 tition contrary. 



PSOIIALEA Calix besprinkled with callous dots, the same 

 length with the legume ; stamens in two distinct sets ; 

 li'jrume single-seeded, somewhat beaked, without valves. 



TiuiOLiuM, Trefoil Calix tubular, five-cleft ; keel simple, 

 shorter than the wings and banner ; stigma smooth ; legume 

 scarcely longer than the calix, not opening, deciduous. 



LOTUS, Bird's-foot Trefoil Calix tubular; wings converging 

 longitudinally upwards; legume cylindrical. 



