oblanceolate


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Related to oblanceolate: oblanceolate leaf, lanceolate leaf

oblanceolate

[äb′lan·sē·ə‚lāt]
(science and technology)
Inversely lanceolate.
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Anderson (1980) cited Schultes, and described ruderalis as a short plant with broad, oblanceolate leaflets.
2.5 cm diam., zygomorphic; sepals green, deltoid to elliptical or obovate to oblong, abaxial surface glabrous, 6-9.5 X 3-4.5 mm; petals yellow, two external, obovate, 7-9.5 X 4-5.5 mm, two internal, oblanceolate, 7.5-9 X 3.5-5 mm, cuculus cordate to orbicular, bent around the stamens, 11-13 X 6-7 mm; stamens yellow, 6-7.5 mm long; staminoids yellow, 3-5 mm long; ovary yellow, tomentose, 5-8 mm long; style green, 3-4 mm long.
Verticils with 10-12 leaves of approximately equal length, free, straight, oblanceolate, with maximum width above the middle and tapering basally and apically; blunt, obtuse apex.
Rosette-leaves 4-11 x 0.8-2.5 cm; entire; elliptical, oblong or oblanceolate; rounded-obtuse or slightly mucronate at apex, gradually narrowing towards base; adaxial surface green or greyish, with some very long subrigid (4-7 mm) simple eglandular trichomes and, in some leaves, with few to numerous stellate trichomes (absent in others); abaxial surface whitish, with dense stellate trichomes and some long simple eglandular trichomes thinner than those of the adaxial surface.
spatulate to oblanceolate petals 1-1.5 x 0.2-0.5 mm), four (2 median and 2 lateral) stamens (vs.
Leaves odd pinnate, petioles 2.5-7 cm long; leaflets (7-) 9-13 paired, obovate to oblanceolate, 0.8-2.5 cm long, inevidently stigulose both surfaces, pale below; stipules semipersistent.
The plant is about 1 m high with oblanceolate green leaves, dentate at the top and marked with resinous points.
Oblanceolate. This type is an inverted lance with the pointed part at the base and the rounded part at the tip.
Leaves Leaflet form (i) narrow oblanceolate, (ii) oblanceolate, (iii) obovate, (iv) round, and (v) obcordate.
Unique Characteristics: Leaf is elliptic to oblanceolate; durability is an asset.