Table 2 in Revisiting the phylogeny and taxonomy of the Pithecellobium clade (Leguminosae, Caesalpinioideae) with new generic circumscriptions

Table 2. Morphological comparison between the genera of the Pithecellobium clade as circumscribed here (modified from Barneby and Grimes 1996, 1997). EbenopsisGretheriaHavardiaPainteriaPithecellobiumRicoaSphingaHabitTree or shrubShrub or treeTreeShrubTree or shrubShrubShrub or treeLeaflets, sizeMicrophyllousMicrophyllousMicrophyllousMicrophyllousMicro- to MacrophyllousMicrophyllousMacrophyllousBranching, patternProlepticallySylleptically and prolepticallySylleptically and prolepticallyProlepticallyProlepticallyProlepticallyProlepticallyExtrafloral gland, positionInterpinalNear midpetiole,Interpinal but the first below proximal pinna-pair or near midpetioleBetween proximal pinna-pair, rarely between 2 pairs, not on petiole properInterpinalbetween the first pinnae pairNear midpetiole, rarely at tip of petioleLeaflet, venationPalmatePinnatePinnate, weakly pinnate, simple, weakly palmate-pinnatePalmate or simple weakly developed superficiallyPinnate and usually also reticulateWeakly developed, nearly simple or 1-branchedPinnate or subpalmateInflorescenceCapitula or shortly spiciformCapituliform racemesCapitula or spiciformCapitula or shortly spiciformCapitula or spikesCapitulaCapitulaFlower, anthesisDiurnalVespertineDiurnalDiurnalDiurnalVespertineVespertineCorolla, lobesErectErectRecurvedErectErectRecurvedErectDisc (ovary)AbsentSimple callosities or 5-lobedAbsent, obsolete callosities, rarely lobed discCallosities obsolete or absentCallosities obsolete, rarely developed into a lobed discCallosties developed or sometimes subobsolete (staminate flowers)Developed, clasping the stipeFuniculus, shapeStraight (not sigmoid)dilated, sigmoidSigmoidStraight or sinuous (not sigmoid)Spongy arilliformStraight or sinuous (nor sigmoid)Contorted or sigmoidFruit, shapemassive, compressed, sausage-likeOblong plano-compressedOblong or broad-linear straight, plano-compressedCompressed but turgid, retrofalcate, falcately or subcircinnately broad-linearoblong or linear in profile, backwardly recurved or coiled and sometimes also twistedFalcately or subcircinnately broad-linearBroad-linear plano-compressedFruit, consistenceWoodyStiffChartaceous or thinly coriaceousLeatheryLeathery or woodyStiffly leatheryPaperyFruit, septationYesNoNoNoNo or incipientNoNoSeedPlumply obesedisciform to orbicularLentiform, orbicular or oblong-ellipticPlumby lentiformplumplyCompressed but plumbLentiform