Published May 16, 2024
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TABLE 2 in A new species of Polystemma (Apocynaceae, Asclepiadoideae, Asclepiadeae, Gonolobineae) from the state of Oaxaca, Mexico
Authors/Creators
- 1. Universidad Nacional Autónoma de México, Instituto de Biología, Jardín Botánico. Tercer circuito exterior de Ciudad Universitaria, Coyoacán, 04510 Ciudad de México, México
Description
TABLE 2. Morphological attributes present in the compared Polystemma species.
| Polystemma cordatum | Polystemma leopardum | |
|---|---|---|
| Bracts | 2–3 mm long | 4–6.6 mm long |
| Flower diameter | 2–2.5 cm | 2–2.5 cm |
| Tube | 4.5 mm long, dark red | 4.9–6 mm long, black or dark purple |
| Lobes | 6–7 × 5–5.5 mm, ovate, dark red | 5–8.2 × 5–6.8 mm, ovate-lanceolate, yellowish with black or dark purple reticulated pattern |
| External corona | bilobed, 1.5 mm long, without small teeth between them | bilobed, 2.0–2.6 mm long, with small teeth between them and sometimes below them |
| Internal corona | bilobed with 0–2 small teeth between them | bilobed with (2) 4 small teeth between them |
| Style apex | flat | convex, obtuse |
Notes
Published as part of Alvarado-Cárdenas, Leonardo O., García-Mendoza, Abisaí Josué, Sandoval-Gutiérrez, Daniel & Lozada-Pérez, Lucio, 2024, A new species of Polystemma (Apocynaceae, Asclepiadoideae, Asclepiadeae, Gonolobineae) from the state of Oaxaca, Mexico, pp. 118 in Phytotaxa 649 (1) on page 118, DOI: 10.11646/phytotaxa.649.1.7, http://zenodo.org/record/13215928
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