lanceolate


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Related to lanceolate: lanceolate leaf

lanceolate

narrow and tapering to a point at each end

lanceolate

[′lan·sē·ə‚lāt]
(biology)
Shaped like the head of a lance.
References in periodicals archive ?
lanceolate; seven leaves similar to eophyll appearing before first
Both have a lanceolate caudal fin and the pelvic fins fully joined medially with a well developed frenum.
The leaves are oblong lanceolate broad at the base narrow towards the tip beyond which the hair point extending the distance, that is almost equal to the length of the leaf , with distinctly toothed tip.
Numerical values were assigned to the following categorical traits: leaf shape (0 = chordate, 1 = ovate, 2 = rhombohedric and 3 = hastate), flower pigmentation (0 = white, 1 = lavender), base of standard (0 = striped and i = smooth), bracteole size (0 = small, 1 = medium, 2 = large), bracteole shape (0 = cordate, 1 = lanceolate, 2 = ovate and 3 = triangular), and pod beak position (1 = central, 2 = placental).
The axe-head shape, large lanceolate hooks, and smaller hooks were present confirming that these were P.
valves cuneate, clavate, lanceolate, with one end broader then the other; narrow axial area; straight raphe; striae transverse or slightly radiate; central area, sometimes extending to the margins, with asymmetrically placed dot; single chromatophore, pyrenoid single.
Lower glume 3-4 x 0.5-0.7 mm, slightly concave, lanceolate, chartaceous, margins glabrous, 2nerved, acute apex; upper glume 2.6-3.1 x 0.7-1 mm, chartaceous, margins glabrous, 3-nerved, the lateral nerves tenuous, acute apex.
Chaetotaxy: Normal: No distinguishable scapular setae; 1 dorsocentral seta (aligned halfway between transverse suture and anterior supra-alar seta), 1 acrostichal, 1 postpronotal, 1 presutural supra-alar, 1 postsutural supra-alar, 1 postalar, 1 intra-alar, 2 notopleural, posterior shorter and lanceolate, 2 anepisternal, ventral shorter, 1 katepisternal, 1 anepimeral, 2 scutellar setae, apical seta about 0.8x as long as basal seta.
The genus is recognized by a generally elongate-ovoid body shape, broad head, lanceolate scalelike setae on the dorsum, and by the patch of glassy spicules on the endosoma proximate to the secondary gonopore (Schuh and Menard, 2011).