Wood Identification || FRIM

Features Code

Weight
	Very heavy woods (01)
	Heavy woods (02)
	Moderately heavy woods (03)
	Light woods (04)
Colour
	White or creamy-white (05)
	Yellow-brown,light brown,straw or gold coloured (06)
	Pink,reddish-brown (07)
	Other colour:grey,black (08)
	Streaked woods (09)
Odour
	present (10)
With greasy or oily feel
	present (11)
Woods with vertical resin canals
	diffuse (12)
	In short tangential series (13)
	In long tangential series (14)
	With oil canals (15)
	With traumatic canals (16)
	Woods with horizontal canals (17)
	Woods with latex traces (18)
	Woods wt included phloem (19)
	Woods with ripple marks (20)
	Woods without vessels/pores elements (21)
Pores/vessels
	Exclusively solitary (22)
	Mostly in radial pairs (23)
	In radial arrangement (24)
	Pores in oblique/flare-like (25)
	Pores in tangential arrangement (26)
	With pores deposit (27)
	With tyloses (28)
	Pores large and distinct to the naked eye (29)
	Pores small and not visible without a lens (30)
	Pores small and not visible without a lens (31)
Parenchyma
	Bands regulary spaced (32)
	Bands irregularly spaced (33)
	Diffuse parenchyma (34)
	Parenchyma in short tangential lines from ray to ray (35)
	Parenchyma absent or not visible with a hand lense (36)
	Paratracheal parachyma as broad and conspicuous sheaths to the pores (37)
	Paratracheal parenchyma as aliform-type (38)
	Paratracheal parenchyma as confluent-type (39)
Rays
	of two distinct sizes (40)
	as wide or wider than pores and conspicuous to the naked eye (41)
	narrower than pores and not visible to the naked eye on cross section (42)
	Distinctly of orangy colour (43)
Other features
	Splinter burn to charcoal (44)
	Froth test positive (45)
	Oil cells present (46)
Perforation plate
	Simple perforation plate (47)
	Scalariform perforation plates (48)
	reticulate, foraminate (49)
Intervessel pits : (arrangement)
	Intervessel pits scalariform (50)
	Intervessel pits opposite (51)
	Intervessel pits alternate (52)
Fibres
	Septat fibres present (53)
	Non-septat fibres present (54)
Mineral inclusion
	Prismatic crystal in upright and/or square ray cells (55)
	Prismatic crystal in procumbent ray cells (56)
	Prismatic crystal in chambered upright and/or square ray cells (57)
	Prismatic crystal in non-chambered axial parenchyma cells (58)
	Prismatic crystal in chambered axial parenchyma cells (59)
	Prismatic crystal in fibres (60)
	Silica bodies present in ray cells (61)
	Silica bodies in axial parenchyma cells (62)
	Silica bodies in fibres (63)
Vessel- ray pitting
	vessel-ray pits with distinct borders; similar to intervessel pits in size and shape throughout the ray cell
	Vessel-ray pits with much reduced borders to apparently simple: pits rounded or angular
	Vessel-ray pits with much reduced borders to apparently simple: pits horizontal (scalariform, gash like) to vertical (palisade)
	Two distinct sizes or types in the same ray cell
	Unilaterally compound and coarse (over 10 µm)
	Restricted to marginal rows
Sheath cells
	Sheath cells
Tile cells
	Durio-type
	Pterospermum-type
STOREYED STRUCTURE
	All rays
	Low rays storeyed, high rays non-storeyed
	Axial parenchyma and / or vessel elements storeyed
	Fibres
	Rays and or axial elements irregular storied
Druses present
	In ray parenchyma cells
	In axial parenchyma cells
	In fibres
	In chambered cells
OTHER CRYSTAL TYPES
	Raphides
	Styloids and or elongate crystal