tripinnate


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Related to tripinnate: bipinnate

tripinnate

[trī′pi‚nāt]
(biology)
Being bipinnate and having each division pinnate.
References in periodicals archive ?
LEAF DESCRIPTION: COMPOUND, bipinnate or tripinnate, usually three leaflets per division.
7) by a tripinnate, 65 cm long, striate, fragmentary primary rachis, 2 cm wide near the base, and 1.
The gill consists of three tripinnate branchial leaves arranged perpendicularly to the body, located about halfway down the body in the dorsal midline.
Inflorescence bipinnate to inconspicuously tripinnate at base, cylindrical, erect, 13-21 (-30) cm long, fascicles subdensely (toward the base) to densely (near the apex) arranged, 1-3 cm apart, bearing 3 to 5 fascicles densely aggregated at extreme apex, rachis 0.