MANUAL ON THE PROPERTIES AND USES OF LESSER ... - ITTO

LNAMES AND FAMILYOfficial Common NameScientific NameLocal NameFamily NameKamatogErythrophWeum densiflonun (Ebn.) Merr.Abbinal, kadir, malena, pali, ngirik-ngirik,salsal (Cagayan); bulilising, kihaulit (lsabela);balayong-aso, kalumatan, kamatog,mallabunao (Camarines); bangati (Albay); .malasantol (Masbate); isao (Leyte);balakbakan (Lanao).Caesalpiniaceae2. DISTRIBUTIONFound in the forests at low and medium altitudes, from Northern Luzon toMindanao and Palawan, scattered in dipterocarp forests.3. TREE CHARACTERISTICSA large tree attaining a diameter of 150 cm. with a clear, cylindrical or irregularbole of 10 to 15 m. Buttress prominent.4. WOOD DESCRIPTIONSapwood up to 7 cm. thick; light-colored, turning reddish brown upon drying,sometimes distinctly marked off from the heartwood, which is reddish and sometimesmerging gradually into the heartwood; grain crossed; texture comparatively fine tomoderately coarse; taste and odor not characteristics.Growth rings irregular, being delimited by concentric bands about 15 times,those in groups; diffuse with a tendency to be more numerous in the early part of thegrowth rings and less numerous in the late wood; come in contact mostly with thevasicentric parenchym~ that surrounds the vessels and also with rays on both sidesas the diameter of vessels is once or twice the distance between the two adjoiningrays; moderately small to moderately large; circular; occasionally oblong; vesselelements 3 to 4.5 per mm; distinct, perforations simple; perforation plates slightlyinclined; reddish gummy deposits in most vessels. Wood from Mindanao haveslightly larger vessels than those from Luzon. Fibers dense.Wood parenchyma vasicentric and terminal; the vasicentric parenchyma broadsurrounding entirely one to two three vessels, aliform or confluent, in a good manyinstances connecting neighboring vessel.s and appearing to the naked eye as wavy oroblique lines of soft tissues; the terminal parenchyma occurs a distinct, fine, concentriclines, more or less interrupted.Rays oftwo kinds; one to two fine rays between two large ones; but occasionallynone at all; large rays moderately narrow to moderately broad; small rays narrowand not distinctly visible to the naked eye; few to moderately few; extremely low tovery low.56