148 MISSOURI BOTANICAL GARDEN. 
seeds, which have been in cultivation for centuries in China 
and Japan where they are extensively used as human food 
in soups and as a substitute for coffee. It was unknown 
in this country until twenty-five years ago, since which 
time it has been grown much as a forage plant.— Plate 46. 
Yetiow Soy.* Plant 12-18 in. high, compact. Leaflets 
large, 5-54 in long, 4—4} in. broad, yellowish green. Blos- 
soms small, pinkish. Pods 14-2 in. long, 4 in. broad, 
slightly curved, flattened a little. Seed ovate or nearly 
spherical, } in. long, yellowish brown around the hilum. — 
Plate 44, f. 6 and 7. 
Buack Soy.f Plant 10-15 in. high. Leaflets medium, 
31-4 in. long, 24-3 in. broad. Pods 2 in. long, 4 in. ~ 
broad, flattened a little. Seed black, same size as Yellow 
Soy but more flattened. — Plate 44, f. 8. 
Green Soy.t Identical with Yellow Soy, except a tinge 
of green on the seed. — Plate 44, f. 9. 
Brown Soy. Identical with preceding except seed dark 
brown. 
Erampes Soy. Plant usually more than 2 ft. in height. 
Seed ,3,-3 in. long. Very productive and early, otherwise 
the same as Yellow Soy. — Plate 44, f. 10. 
* Seed of this and the following varieties from Haage & Schmidt. 
Field Columbian Museum, seeds, No. 438, 1098, 1794, 1795, 5104: 
Philadelphia Commercial Museum, seeds, No. 948, ‘‘ Sasage,’’ Japan; 7742, 
“Itachi,” Agricultural Bureau, Japan; 10470, Kazan, Russia; 10572, Japan; 
10573, Japan; 10574, ‘“‘ Waa Tai,’ Siam; 10757, ‘‘ Daidzu,” Mujage Agric. 
School, Japan; 10758, “ Daidzu,” Iwate Agric. Institute, Japan; 10760, 
‘‘Daidzu,” Japan; 10765, ‘‘ Barak,’ Japan; 10768, “Yau Lao Peas,”’ 
Siam; 10771, “ Pea Bean,” Corea; 10932, Floyd Co., Ga. 109387, “‘ Weevil 
Proof Peas (Beans),’’ Polk Co., Ga. 
+ Field Columbian Museum, seeds, No. 1095, 1790: Philadelphia Com- 
mercial Museum, seeds, No. 10752, “Kuro mame,” Japan; 10753, ‘“‘ Daid- 
zu,’ Osaka Agric. School, Japan; 10769, Corea. 
t Field Columbian Museum, seeds, No. 1791: Philadelphia Commer- 
cial Museum, seeds, No. 7743, “‘ Awo-daidzu,’’ Yamacata, Japan; 10756, 
‘“aidzu,’? Iwate Agric. Institute, Japan; 10759, Japan; 10761, “Tia 
haku mame,’’ Japan. 
