| size | up to ca. 30 cm long, 5–9 mm thick | 3‒8 cm or longer, 4.5‒8 mm thick |
|---|
| vestiture | glabrous | subglabrous |
|---|
| internode (cm) | 0.4–1 | 0.3–0.7 |
|---|
| Stipule |
|---|
| size (mm) | 12–15 × 7–9 | 8–12 × 7–10 |
|---|
| vestiture | keel subtended by 1–5 fleshy aristate hairs fused at base, other parts glabrous | few fleshy red hairs fused at the base of the keel, keel densely hirsute abaxially |
|---|
| Leaf |
|---|
| petiole | 9–26 cm long, 3–5 mm thick | 4.3−12 cm long, 2.5‒4 mm thick |
|---|
| lamina shape | ovate to narrowly ovate | broadly ovate |
|---|
| lamina size (cm) | 13.5–26 × 7.5–15 | 5.4‒8.2 × 4.4–7 |
|---|
| margin | sparsely serrulate to entire, shallowly undulate, with sparse white trichomes ca. 0.5 mm long | slightly scalloped, subentire and lined with red puberulence |
|---|
| adaxial surface | light green uniformly to deeply purplish-brown tinged in the middle | pale green |
|---|
| Inflorescence |
|---|
| peduncle length (cm) | 19–48 | 7–19 |
|---|
| peduncle vestiture | lower half of primary peduncle sparsely brown- pubescent, rest of the peduncles scattered (to densely scattered) with simple white-glandular trichomes (ca. 0.5 mm long) | dense white-glandular trichomes throughout |
|---|