Table 4 Camparison of Begonia locii with B. luochengensis and B. pengii
From: Six new species of Begonia (Begoniaceae) from limestone areas in Northern Vietnam
| Â | B. locii | B. luochengensis(Ku et al.[2004]: figures four and five) | B. pengii(Ku et al.[2008]: figures one and two) |
|---|---|---|---|
Leaf | Â | Â | Â |
 Attachment | Basifixed | Basifixed | Peltate |
 Venation near petiole | Spider-web like | Pinnate | Spider-web like |
 Adaxial vestiture | Scabrous, bullate at base | Villous | Scabrous, bullate at base |
Stipule | Triangular-ovate, abaxially sparsely velutinous along midrib, margin entire or sparsely ciliate-dentate | Widely triangular-ovate, abaxially sparsely villous to glabrous, margin ciliate-dentate or long-ciliate | Narrowly triangular-ovate, glabrous, margin eciliate |
Bract | Â | Â | Â |
 Margin | Gland-tipped denticulate | Sparsely ciliate-serrate. | Denticulate and ciliate |
Inflorescence | Â | Â | Â |
 Peduncle | Tomentose to glabrous | Glabrous | Pilose or hispid-villous |
Female flower | Â | Â | Â |
 Ovary | Hirsute | Glabrous | Pilose or villous-pilose |
Capsule | Â | Â | Â |
 Body size (mm) | 10–15 × 4–5 | 11–17 × 6–7 | 18–25 × 6–13 |
 Width of lateral wings (mm) | 4–6 | 3–4 | 2–3 |
 Width of abaxial wing (mm) | 6–7 | 10–12.5 | 7–11 |