Subject
- Specific Epithet: pulla 2
- Specific Epithet: radicale 2
- Specific Epithet: rhaptocarpa 2
- Specific Epithet: scorpioides 2
- Specific Epithet: sharpii 2
- Specific Epithet: speciosum 2
- Specific Epithet: sphaericum 2
- Specific Epithet: squarrosa 2
- Specific Epithet: stramineum 2
- Specific Epithet: strangulatum 2
- Specific Epithet: strictum 2
- Specific Epithet: subtilis 2
- Specific Epithet: surinamensis 2
- Specific Epithet: toccoae 2
- Specific Epithet: triquetra 2
- Specific Epithet: umbratum 2
- Specific Epithet: verticillatum 2
- Specific Epithet: viridissimus 2
- Specific Epithet: viticulosus 2
- Specific Epithet: weigelii 2