Biseriate is a botanical term applied to both the kingdom plantae, and fungi, meaning 'arranged in two rows'.

Aspergillus brasiliensis sp. nov., a biseriate black Aspergillus species with world-wide distribution.
A Biseriate Halonial Branch of Lepidophloios fuliginosus
The presence of biseriate rays in fir (Abies alba Mill.)
presence of biseriate rays in fir (Abies alba Mill.)
IV. A Biseriate Halonial Branch of Lepidophloios fuliginosus
A new species of Cymbella (Cymbellaceae, Bacillariophyceae) from China, possessing valves with both uniseriate and biseriate striae
Aspergillus - biseriate phialides (2)
Radial variations of ray spacing and intra-annual variation of biseriate ray frequency in Pinus koraiensis and Larix kaempferi woods...
Origin and development of biseriate glandular trichemes of Artemisia annua
Permeability of Iris germanica's multiseriate exodermis to water, NaCl, and ethanol.