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一、形态特征1.根。根状茎木质,粗厚或扭成块状,斜伸或横走,分枝或不分枝,具纤维状根,基部常有残叶。2.茎。丛生或单生,高5~50厘米,直立或略弯,绿色或稀紫色,具明显条纹。不分枝或有2~4个分枝,被有疏或密的短硬毛,杂有短贴毛或基部腺毛,上部毛较密。茎基部直径为1~1.5毫米。3.叶。主要集中于基部,密集、莲座状,倒卵状披针形或宽匙形,长1.5~11厘米、宽0.5~2.5厘米,花期叶片产量最高。叶片全缘,顶端钝或圆形,具小尖头,基部渐狭或急狭成具翅的柄,具3脉,两面
First, the morphological characteristics 1. Roots. Rhizome woody, thick or twisted into massive, oblique or transverse, branched or unbranched, with fibrous roots, often with residual leaves at the base. 2 stems Clustered or solitary, 5-50 cm tall, erect or slightly curved, green or purplish-red, with distinct streaks. Unbranched or with 2 to 4 branches, sparsely or densely aborted, with short appressed hair or base glandular hairs, upper hairs denseer. Stem base diameter of 1 to 1.5 mm. 3 leaves Mainly concentrated in the base, dense, rosette, obovate lanceolate or wide spoon, 1.5 to 11 cm long, 0.5 to 2.5 cm wide, the highest yield of flowering leaves. Leaf blade entire, apically obtuse or rounded, apiculate, base attenuate or narrowly narrowly winged stem with 3 veins, both surfaces