bipinnate


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Related to bipinnate: bipinnate leaf, Bipinnate muscles

bi·pin·nate

 (bī-pĭn′āt′)
adj.
Having pinnate parts that are themselves pinnate: bipinnate leaves.

bi·pin′nate′ly adv.

bipinnate

(baɪˈpɪnˌeɪt)
adj
(Botany) (of pinnate leaves) having the leaflets themselves divided into smaller leaflets
biˈpinˌnately adv

bi•pin•nate

(baɪˈpɪn eɪt)

adj.
twice pinnate.
[1785–95; < New Latin bipinnātus. See bi-1, pinnate]
bi•pin′nate•ly, adv.

bi·pin·nate

(bī-pĭn′āt′)
Relating to compound leaves that grow opposite each other on a larger stem; twice pinnate. Bipinnate leaves have a feathery appearance. The honey locust often has bipinnate leaves.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.bipinnate - of a leaf shapebipinnate - of a leaf shape; having doubly pinnate leaflets (as ferns)
compound - composed of more than one part; "compound leaves are composed of several lobes; "compound flower heads"
References in periodicals archive ?
2007; Kluge and Kessler, 2007): (1) laminar dissection (LD), 1 = simple, 2 = pinnate, 3 = bipinnate or more; (2) density of indumenta--hairs and/or scales leaf present, determined on the adaxial (ADLS) and the abaxial (ABLS) surfaces, classifying each species qualitatively into the following categories: 1 = leaf surface without trichomes, 2 = 1-10% of the leaf surface covered, 3 = 11-25%, 4 = 26-50%, 5 = 51-75%, 6 = 76-100% of the leaf surface covered with indument, (3) stomatal density (SD), determined by counting and averaging the number of stomata in 1 [mm.
Inflorescence shortly paniculate, densely bipinnate, 22-30 cm long (including the terminal branch), 11-13 cm in diameter, erect, rachis nearly straight, green, glabrous, 0.
Mesquite is a versatile desert denizen with the feathery, bipinnate foliage characteristic of leguminous, self-fertilizing trees.
Like Macroneuropteris macrophylla, Macroneuropteris scheuchzeri comprises a petiole more than one metre in length, which dichotomises near the base to produce two large bipinnate segments (Fig.
Mean number of leaves, or leaflets for bipinnate species, and branchlets per branch was obtained from the three samples of each species.
0 cm long, broadly triangular, bipinnate to tripinnate; fertile stalk arising from base of blade or base of petiole; sporangia on branching segments at upper end of fertile stalk.
The normal leaf is bipinnate, but some species are leafless.
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.
Distinguishing features: The bipinnate leaves immediately
Suggestions are offered as to how the many foliar forms fit into the bipinnate frond of Laveine and Brousmiche (1982).
They are sparse plants, with the bipinnate leaves and small leaflets of many leguminous species.