(of a vascular bundle) having two phloem groups to the inside and outside, respectively, of the xylem
bicollateral in American English
(ˌbaikəˈlætərəl)
adjective
Botany(of a bundle)
having the xylem lined with phloem on both its inner and outer faces
Derived forms
bicollaterality
noun
Word origin
[1880–85; bi-1 + collateral]This word is first recorded in the period 1880–85. Other words that entered Englishat around the same time include: Chief of Staff, automatism, impressionism, irredentist, rain checkbi- is a combining form meaning “twice,” “two,” used in the formation of compound words.Other words that use the affix bi- include: bilabial, bilateral, bimodal, bipolar, bivalent
Examples of 'bicollateral' in a sentence
bicollateral
In the midrib and petiole the bundles are bicollateral.
Nemes Veiga Pacheco-Silva, Ana Maria Donato 2016, 'Morpho-anatomy of the leaf of Myrciaria glomerata', Revista Brasileira de Farmacognosiahttp://www.sciencedirect.com/science/article/pii/S0102695X15002367. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The bicollateral vascular bundles are sheathed.
Vanessa de Farias, Ledyane Dalgallo Rocha, Karla Heloise Preussler, Leila TeresinhaMaranho 2009, 'Organização estrutural da folha de Pimenta pseudocaryophyllus (Gomes) L.R. Landrum,Myrtaceae Leaf structural organization of Pimenta pseudocaryophyllus (Gomes) L.R.Landrum, Myrtaceae', Acta Botânica Brasílicahttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-33062009000200011. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)