1. Family: Papilionaceae Genus: Glycine Species: max
Soybean
Family: Papilionaceae
Genus: Glycine Species: max
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

2. Epigeal germination unifoliate leaf epicotyl cotyledon hypocotyl
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

3. Seedling trifoliolate leaf unifoliate leaf epicotyl cotyledon
hypocotyl
primary root
secondary root
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

4. Root: tap root system secondary root primary root nodule
เกิดจากแบคทีเรีย Rhizobium japonicum
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

5. Leaf: trifoliolately compound leaf / trifoliolate leaf
terminal leaflet
petiole
stipule
petiolule
stem
stipel
rachis
lateral leaflet
petiolule
petiole
trichome/pubescence/
hair
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

6. Inflorescence : raceme
pedicel
rachis
peduncle
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

7. petal 5 กลีบ (banner หรือ standard 1 กลีบ, wing 2 กลีบ, keel 2 กลีบ)
Floral structure : Papilionaceous flower
petal 5 กลีบ (banner หรือ standard 1 กลีบ, wing 2 กลีบ, keel 2 กลีบ)
banner
wing
keel
diadelphous stamen
bracteole
calyx
pedicel
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

8. Floral structure wing banner keel stigma calyx fused stamen (9 อัน)
ovary
pedicel
fused stamen
free stamen (1 อัน)
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

9. Fruit: legume calyx pericarp seed
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University

10. Seed hypocotyl- radicle axis plumule radicle micropyle hilum cotyledon
raphe
seed coat
seed coat
© Department of Agronomy, Faculty of Agriculture at Kamphaeng Saen, Kasetsart University