TABLE 2 in Comparative anatomy of young stems and leaves of 16 Dalbergia species (Fabaceae) from Madagascar and their taxonomic significance

TABLE 2. Vascularization in the petiole of 16 Malagasy Dalbergia species. SpeciesProximalDistal Vascular BundlesDalbergia abrahamiiOpen arc with ends slightly curved ends2 adaxial and 3 abaxialD. baroniiOpen arc with ends slightly curvedOpen arc with one adaxialD. bathiei5 vascular bundlesOpen arc with one adaxialD. chlorocarpaOpen arc with ends slightly curvedOpen arc with one adaxialD. davidiiOpen arc with ends slightly curved3 adaxial and 3–6 abaxialD. greveanaClosed arc vascular cylinder3 adaxial and 3–6 abaxialD. lemuricaClosed arc vascular cylinder2 adaxial and 3 abaxialD. monticolaClosed arc vascular cylinderOpen arc with one adaxialD. normandiiOpen arc with slightly curved ends towards the centreOpen arc with one adaxialD. obustaOpen arc with ends slightly curved3 adaxial and 3–6 abaxialD. orientalisOpen arcOpen arc with one adaxialD. oronjiaeOpen arc2 adaxial and 3 abaxialD. pseudobaroniiOpen arc1 adaxial and 1 abaxialD. purpurascensOpen arc with ends slightly curved2 adaxial and 3 abaxialD. razakamalalaeClosed arc vascular cylinder3 adaxial and 3–6 abaxialD. urschiiOpen arc with one adaxial vascular bundle3–4 adaxial and 8–9 abaxial ...continued on the next page