Sebastiania, Sprengel, 1821

Melo, André Laurênio De, Athiê-Souza, Sarah Maria & Sales, Margareth Ferreira De, 2017, A new combination and typifications in Sebastiania (Euphorbiaceae) from Mexico, Central America, and the Antilles, Phytotaxa 308 (1), pp. 118-124 : 119

Key to Mexican and Central American species of Sebastiania

1. Bracts elevated by a short peduncle (1–2 mm) ............................................................................................................ S. glandulosa

1. Bracts sessile .................................................................................................................................................................................... 2 2. Venation mixed brochidodromous–eucamptodromous ................................................................................................................. 3 3. Leaf tip cuspidate; capsules 12–14 × 15–16 mm .................................................................... S. chahalana Lundell (1968a: 90) 3. Leaf tip acute to acuminate; capsules 8.5–10 × 11–12 mm ................................................... S. pavoniana Müller (1866: 1189) 2. Venation brochidodromous ............................................................................................................................................................ 4 4. Leaf margin entire, revolute ....................................................................................................................................... S. integra 4. Leaf margin discreetly to markedly serrated, flat ..................................................................... S. pallens Müller (1866: 1189)