Notes on the flora of Madagascar, 26
Callmander, Martin W.
Phillipson, Peter B.
Gautier, Laurent
Candollea
2012
2012-12-01
67
2
369
372
8VWBC
L.
[305,450,520,548]
Magnoliopsida
Lamiaceae
Clerodendrum
Plantae
Lamiales
2
371
Tracheophyta
genus
stricto
Rothecaand Volkameria(adapted from STEANE & MABBERLEY, 1998; YUAN & al., 2010)
1. Flower buds markedly asymmetrical; corolla expanded abruptly in lower part with the anterior corolla lobe frequently much larger than the others, not resupinate; anthers basifixed (rarely versatile).................... Rotheca 1a. Flower buds symmetrical or if asymmetrical then the corolla resupinate, expanding abruptly on upper side, usually with the anterior corolla lobe only slightly (if at all) larger than the others; anthers versatile ....................... 2 2. Inflorescence commonly terminal; fruiting calyx accrescent, larger than the fruits, brightly coloured; fruit often fleshy, with bright colour contrasting with calyx............ ................................................................ Clerodendrum 2a. Inflorescence mostly axillary; fruiting calyx rarely accrescent, smaller than fruits, enclosing the fruit base and not brightly coloured; fruit usually not fleshy, not brightly coloured ...................................................... Volkameria