1.【植】二歧聚伞花序,二歧式
1.a flowering stem that has a single flower growing on the end and later sprouts two single-flower branches, one on each side of and below the first flower
1.bracts ovate, ca. 1 mm, caducous, each commonly with a pair of flowers or dichasia in axil.
苞片卵形,长约1毫米,早落,每通常具一对花或二歧聚伞花序在腋内。