170 LEGUMINOSJE. 



at the base ; wings narrowed, 3 mm. long ; keel slightly incurved, rounded 

 at the apex, 3 mm. long, ciliolate on the upper side. Ovary cylindrical, 1-i 

 mm. long. Pod linear, slightly complauate, tetragonous in section, 4-winged, 

 12 mm. long, 14- mm. broad. 



HAE. Ako ; Taito, Hiuan. 



Near I. trifdliata, but differs in having 4-wiuged legumeu and gland- 

 dotted leaves, which are more conspicuously dotted on the under surface. 



Indigofera hirsuta LINN. ; DC. Prodr. II. p. 2-28 ; BEXTH. Fl. Hongk. 

 p. 76 ; FORBES et HEMSL. Ind. FL Bin. I. p. 157 ; MATSUM. et HAYATA 

 Enum. PI. Formos. p. 104. 



HAB. Hozan, Soolxmshn, Sensoleisho. 



DISTRIB. Widely distributed in tropical Asia, Africa, America and 

 Australia 



Indigofera kotoensis HAYATA Materials for a Flora of Formosa p. 75. 

 Shrubby, branches fulvo-ciuerasceut, lenticellate, branchlets straight, subtetrago- 

 nous or subterete, slightly pubescent or subglabrous, remotely foliate. Leaves 

 imparipinnate, oblong-linear in outline, 18 cm. long, 8 cm. broad, thinly 

 pubescent, lateral leaflets equally long, 5-6 on each side, terminal one 

 oblong, 5i cm. long, 2 cm. broad, obtuse at the apex, shortly arisfcate at the 

 extremity, obtuse at the base, quite entire, thinly chartaceous or membra- 

 naceous, veins slightly elevated above, inconspicuous beneath, depressingly 

 pubescent above, petiolules 3 mm. long, petioles 2 cm. long, furrowed above, 

 glaudulose, terminal leaflet larger than the lateral ones. Racemes terminal or 

 axillary 8 cm. long, densely flowered, (peduncles 1 cm. long), bracts reduced 

 to small ciliate teeth at the pulviuus. Flowers 9 mm. long, pubescent. 

 Calyx broadly cam pauulate, very oblique, 1.1 mm. long on the upper side, but 

 3 mm. long on the lower side, 6-dentate ; standard rounded, rounded at the 

 apex, 11 mm. long, 7.] -mm. broad, truiicately obtuse at the base; wings 

 narrowed, 9 mm. long, 2 mm. broad, carinate on the back at the base ; keel 

 broadly knife-shaped, 9 mm. long, 3i mm. broad, obtuse at the apex, broadly 

 truncate at the base. Ovary glabrous. 



HAB. Kotosho, 



