|
Number of leaves
|
unifoliate |
unifoliate to plurifoliate |
unifoliate, rarely plurifolate |
|
Leaf (cm)
|
5–18 × 2–7 |
11–28 × 7.5–22.5 |
6–32 × 2.5–30 |
|
Inflorescence length (cm)
|
6.5–19 |
3.5–20 |
7–26 |
|
Number of inflorescences
|
1–2 per plant |
3–6 per plant |
1–6 per plant |
|
Pedicel length (mm)
|
10–18(–25) |
10–30(–40) |
10–25 |
|
Hairs on pedicel
|
glandular with shorter eglandular hairs intermixed |
glandular with eglandular hairs intermixed |
usually eglandular-pubescent |
|
Calyx (mm)
|
4–6 |
2.5–6 |
2–3.5(–6) |
|
Hairs on calyx
|
glandular-pubescent |
eglandular-pubescent, few glandular hairs at base |
eglandular-pubescent |
|
Corolla colour
|
blue-violet with whitish palate |
pale to mid blue violet with dark blotching on paler palate |
pale to mid-blue violet with pale palate |
|
Corolla length (mm)
|
17–24 |
22–33 |
(20–)25–37 |
|
Hairs on corolla
|
glandular-pubescent |
glandular-pilose |
eglandular-pubescent |
|
Tube length (mm)
|
9–13 mm |
10–17 mm |
12–25(–30) |
|
Upper lip length (mm)
|
4–6 |
5.5–7(–10) × 5–7(–9) |
4–7 × 5–9 mm |
|
Lower lip length (mm)
|
7–10 |
14–21 |
12–16 |
|
Lateral lobes (mm)
|
5.5 × 4.5 |
7–9.5 × 9–10.5 |
4.5–9 × 5.5–9.5 |
|
Median lobe (mm)
|
6 × 5 |
8.5–10 × 10–11 |
5–9 × 5.5–10 |
|
Filaments (mm)
|
2 |
2.5–3 |
2–3 |
|
Anthers (mm)
|
1.5 |
1.2 |
0.75–1.1 |
|
Staminode
|
minute, ca 0.5 mm |
minute |
minute |
|
Ovary and style (mm)
|
4–7, ovary glandular, style eglandular |
5–7.5, 1–2, glandular or glabrous, style glandular |
5–9, 1.5–2, eglandular |
|
Stigma
|
bilobed |
bilobed |
capitate |
|
Fruit (mm)
|
20–22 × 2 |
30–45(–50) × 1.5–1.7 |
(25–)40–55(–70) × 1.5–1.7 |