| Stipule | triangular, 4–11 × 3–11 mm, abaxially keeled, dorsal ridge hairy | ovate-triangular, 8–17 × 7–11 mm, abaxially keeled and glabrous | ovate or broadly ovate,10–12 × 7–10 mm, abaxially slightly villous along midvein |
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| Leaf color and maculation | adaxially green to dark green, sometimes with light green or grayish-white patches and/or spots between veins | adaxially dark to deep green between main veins, light-green or grayish-white bands along veins | adaxially green, dark green, or adorned with a whitish or pale horseshoe-shaped maculation |
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| Leaf indumentum | adaxially subglabrous; abaxially densely fibrillose along veins when young, becoming sparsely fibrillose when mature | adaxially glabrous to sparsely short puberulous; abaxially glabrous or sparsely puberulous | adaxially sparsely appressed fibrillose when young, glabrescent; abaxially fibrillose, villous on veins |
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| Leaf margin | entire to subentire, densely villous when young, becoming glabrous when mature | entire to subentire, ciliate | irregularly dentate or denticulate, long ciliate |
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| Bract | broadly ovate to subrotund | oblong or ovate | oblong to elliptic |
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| Staminate flower | tepals 4, outer tepals 7–16 × 7–13 mm; inner tepals 6–12 × 2–4 mm | tepals 4, outer tepals 10–24 × 11–18 mm; inner tepals 10–20 × 3–8 mm | tepals 2(–4), 10–12 × 10–13 mm |
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| Stamens | 26–50 | 18–32 | 18–30 |
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| Pistillate flower | tepals 3, outer tepals 7–15 × 9–16 mm; inner tepal 6–10 × 2–5 mm | tepals 3, outer tepals 10–25 × 12–20 mm; inner tepal 7–10 × 2–4 mm | tepals 2, 10–18 × 10–22 mm |
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| Ovary | 3-loculed, placentation axile | 1-loculed, placentation parietal | 3-loculed, placentation axile |
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