Published October 17, 2023
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TABLE 1. Differential characters between Dichorisandra pulcherrima, D. hexandra and D in A beautiful new species of Dichorisandra (Commelinaceae) from the mountains of northeastern Goiás, Brazil
Authors/Creators
- 1. Laboratório de Sistemática e Filogenia Molecular de Plantas, Instituto de Ciências Biológicas, Departamento de Botânica, Universidade Federal de Goiás, CP 131, 74001 - 970, Goiânia, GO, Brazil
- 2. Centro de Ciências Agrárias, Ambientais e Biológicas, Universidade Federal do Recôncavo da Bahia, Rua Rui Barbosa, 710, Centro, 44380 - 000, Cruz das Almas, BA, Brazil
Description
TABLE 1. Differential characters between Dichorisandra pulcherrima, D. hexandra and D. pubescens.
| Characters | D. pulcherrima | D. hexandra | D. pubescens |
|---|---|---|---|
| Growth aspect | Erect, 1.5–1.8 m tall | Predominantly scandent, rarely erect, up to 3 m tall | Erect, up to 0.5 m tall |
| Diameter of basal stem | 1.8–2.5 cm long | 1–1.5 mm long | ca. 4 mm long |
| Internodes | (3.5–)4–4.5 cm long | 8–12 cm long | 4–10 cm long |
| Leaf-blade | 10–17 × 3.8–5 cm, elliptic or oblong-elliptic, concolorous, base conspicuously asymmetric, margin glabrous, apex caudate | 4–12.5(–14) × 1–2.5 cm, linear- lanceolate, ovate or lanceolate, concolorous, base symmetric or slightly asymmetric, margin shortly ciliate in the upper third, apex acuminate | 4.8–10(–18.5) × 2.7–5 cm, lanceolate, discolorous, base asymmetric, margin shortly ciliate in the upper third, apex acuminate |
| Leaf-sheaths | (1.6) 2–2.6 cm long, densely, and shortly velutine | 1–2 cm long, glabrous or pubescent, especially in the region opposite the leaf insertion | 1.5–2.5 cm long, pilose |
| Cincinnus bracts | (7–)10–10.8 × (2.3–)2.9–3 mm, ovate or lanceolate | 3–4 × 1–2 mm, linear | 2.2–2.7 × 1–1.5 mm, linear |
| Floral bud | 8.6–8.8 mm long, oblongoid or ovoid | 6.9–7 mm long, ellipsoid to | 5–7.5 mm long, ovoid |
| Flowers (diam.) | 1.8–1.9 cm | 1.2–2.5 cm | ca. 1.5 cm |
| Petals | 12.9–13 × 8–8.1 mm, widely obtrulate or obovate, lilac to purple with white basal third | 7.8–8 × 3.9–4 mm, obovais purple to purplish-blue with white basal third | 10–12 × 5–7 mm, obovate, purple to purplish-blue with withe basal third |
| Pollen sacs coloration | Purple | Blue | Blue |
| Capsules | Subglobose and globose, 9–12 × 6.9–8 mm, verrucose at apex | Globose 5–6(–10) × ca. 6 mm, smooth at apex | Globose or ovoid, 15–17 × 6–13 mm, smooth at apex |
Notes
Published as part of Silva, Marcos José Da & Aona, Lidyanne Yuriko Saleme, 2023, A beautiful new species of Dichorisandra (Commelinaceae) from the mountains of northeastern Goiás, Brazil, pp. 222 in Phytotaxa 620 (3) on page 222, DOI: 10.11646/phytotaxa.620.3.2, http://zenodo.org/record/10012396
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