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. 2014 Nov 5;9(11):e111861. doi: 10.1371/journal.pone.0111861

Table 3. Morphological characteristics of parents and the BC1 to BC3 progenies from the cross 2(G. arboreum)×G. hirsutum.

Morphological characteristic 2(G. arboreum) G. hirsutum BC1 BC2 BC3
Stem characteristics
Stem color Greenishbrown Green Brown Brown Brown
Stem hairiness Profuselyhairy Hairy Hairy Hairy Hairy
Black glands Dense Sparse Sparse Sparse Sparse
Leaf characteristics
Leaf color Darkgreen Green Light/dark green Light/dark green Light/darkgreen
Leaf size(cm) Medium(7.3×9.9) Large(10×14) Small/Large(7.0×8.0 cm)/(9.0×11.0 cm) Small/Large(7.1×8.3)/(9.2×10.8) Medium/Large(7.6×8.9)/(9.6×11.4)
Leaf hairiness Profuselyhairy Hairy Hairy/profuselyhairy Hairy/profuselyhairy Hairy/profuselyhairy
Leaf lobation 3–5narrrow,deeplobed 3–5 broad,shallow lobed 3–5 broadlobed 3–5 broadlobed 3–5 broadlobed
Leaf texture Thick,Leathery Herbaceous Herbaceous Herbaceous Herbaceous
Petiole length(cm) Medium(4.4) Long(8.8) Long (7.3) Long (7.2) Long (7.5.0)
Boll characteristics
Bracteole numberand size (cm) 2–3, large(3.0×2.6),united atbase 3 large(3.3×1.8) 3 Large (3.0×2.3) 3 Large(3.3×2.2) 3 Large(3.1×2.4)
Bracteole dentation Entire 5–11,deep narrow 4–9 medium 3–10 medium 3–11 medium
Flower characteristics
Flower size Medium Large Medium Medium Medium
Pedicel size (cm) Long (1.7) Long (1.2) Long (1.3) medium(1.0) medium(0.9)
Calyx 5 sepalforming acup withwavymargins 5 sepalsforming acup withteeth 5 sepal forminga cup withwavy margins 5 sepal forminga cup withwavymargins 5 sepal forminga cup withwavymargins
Corolla color Lightyellow Creamy Creamy/lightyellow Creamy/ligtyellow Creamy/lightyellow
Petal numberand size (cm) 5, medium,(3.0×2.6) 5, large(4.6×4.5) 5, medium(3.5×4.1) 5, medium(3.4×4.2) 5, medium(3.3×3.5)
Petal spot Darkpink Absent Present/absent Present/absent Present/absent
Position ofstaminalcolumand size (cm) Short (0.4) Long (2.0) Medium (1.5) Medium (1.7) Medium (1.6)
Antherdehiscence Partial Normal Partial Normal Normal
Pollencolor Lightyellow Creamy Yellow Creamy/lightyellow Creamy/lightyellow
Pistilsize (cm) Long (2.5) Long (2.9) Long (2.6) Long (2.8) Long (2.9)