Dy 
ioe) 
No) 
H 
° 
. Leaflets glabrous on the upper surface, up to 
CRAIB—INDIGOFERAS OF CHINA. 9 
Gland-tipped hairs present . ‘ ; é 
Gland-tipped hairs absent. : ‘ 
ic 
. Leaflets 11-13, not grees ciliate, calyx 
be 
lobes more than twice the tube not 
glandular, bracts plumose 4. I. dolichochaete. 
Leaflets 7-9, rarely 11, glandilar ciliate, calyx 
lobes rather less than tw he tube, * 
glandular, bracts glandular . , 5. I. scabrida. 
gc 6. I. caudata. 
Leaflets pubescent 0 on both surfaces, up to 
4 cm. long (generally much shorter) ‘ , Pe 
. Corolla only slightly — the ict i 7. I. hirsuta. 
rted : . ae 2 
Corolla long exserte 
as; Lealicts over IO pair, racemes dense, longer 
n the leaves, bracts conspicuous . 8 I. stachyodes. 
Leaflets ae T6- DRE aon =, : ; : ee 
12. Corolla at least 1 cm. long, young stem (or — 
nic le rather seated — g pubes- 
cent : #33. 
Corolla not over 1 cm. lo ong, " young stem (or 
branches) with few subspreading hairs. ; 2 aie 
13. Calyx lobes not exceeding r. 26 mm. . ° g. I. Parkesii. 
Calyx lobes exceeding 2 m ; ‘ : ae 
14. Petiole less than 1 cm. long, stipules 5 mm. 
long, calyx lobes 4—4.5 mm. long . 12. I. argutidens. 
Eee over 2 cm. long, el at least 7 mm. 
ong, calyx lobes up to 3 mm. and . roee 
15. Corolla 13 mm. long . ; ’ ro. I. Pampaniniana. 
Corolla 17 mm. long . ; oe 11. I. Duclouxii. 
16. Calyx tube 2 mm. long, lowest lobe 1.5 mm. 
‘ : ‘ ‘ 13. I. Dielsiana. 
Calyx tube i mm. long, lowest lobe 1.25 
mm. long ‘ * . . 34. I. Balfouriana. 
17. Corolla atleast 1cm.long . : : : Se 
Corolla less than icm. long . ‘ : . <4 
18. Leaflets anere or in ioe de stage with a few 
hairs on margin and co : 15. I. Fortunei. 
Leaflets sabescent ‘ A : : : iD. 
19. Medifixed hairs on both surfaces of leaflets ‘ +7 20, 
Medifixed chon? ee on lower surface of 
leaflet i . a 
20. Leaflets at least 7 pair : ; : . i 
Leaflets fewer than 7 pair. . . : - 23. 
