[Source] This product is the dried stigma of Crocus sativus L.
, a plant of Iridaceae
[Properties] This product is linear, three-branched, about 3cm long
Dark red, the upper part is wider and slightly flat, the top edge is irregularly toothed, there is a short crack inside, and a small yellow >
Light in body, soft in texture, non-greasy luster, brittle and easy to break after drying (Figure 18-8A~C)
Gas-specific, slightly irritating, slightly bitter taste
[Identification] This product is orange-red powder
The surface of the epidermal cells is elongated, with thin and slightly curved walls, and some of the outer walls are protruding and milky
Figure 18-8 Saffron
Three branches C.
Apical dentate D.
Epidermal cell papillary protrusion E.
Calcium oxalate crystal F.
Head-like or fluffy, with faintly visible slender textures on the surface
The epidermal cells at the top of the stigma are villiform, 26-56um in diameter, with sparse texture on the surface
Calcium oxalate crystals accumulate in parenchyma cells, which are granular, round cluster, fusiform or square-like, with a diameter of 2-14um (Figure 18-8D～F)
【Character identification characteristics】
(1) It is linear, three-branched, dark red, and the upper part is wider and slightly flattened
(2) The top edge is tooth-like with a short crack inside
(3) A small yellow >
(4) The water immersion liquid is dyed yellow without precipitation
【Microscopic identification features】
(1) The surface of the epidermal cells is long, thin and slightly curved
(2) Some protruding outer walls are papillary or villous
(3) Calcium oxalate crystals accumulate in parenchyma cells and are granular, round cluster, spindle or square-like
(4) Threaded conduit
Related Links: Identification of Cinnabar and Identification of Pearls