Table 3.

Comparison of Begonia zhuoyuniae with B. aurantiflora and B. semiparietalis

	Begonia zhuoyuniae	B. aurantiflora (Peng et al. 2008)	B. semiparietalis (Ku et al. 2006)
Rhizome
Diameter (mm)	2–6	3–6	9–12
Internode length (mm)	Elongated, 5–25	Elongated, 12–50	Congested, 4–17
Leaf
Shape	Ovate to reniform, apex rounded or obtuse, base cordate	Broadly ovate or suborbicular, apex obtuse to acute, base deeply cordate	Broadly ovate or suborbicular, apex shortly acuminate or acute, rarely obtuse, base deeply cordate
Size (cm)	2.5–5(–6.5) × 2–4(–5.5)	(4.5–)7–11 × (4–)5.5–10	(3.5–)8–12(–15) × (3–)6–10(–13)
Adaxial surface	Sparsely hirtellous and punctate	Pilose	Pilose-setose (trichomes 0.7–1 mm long)
Abaxial surface	Scabrous	Pilose	Pilose
Inflorescence
Peduncle	Pilose	Glandular-pilose	Glabrous
Tepal color	Pink	Orange	Pinkish or reddish