• WordNet 3.6
    • adj hastate (of a leaf shape) like a spear point, with flaring pointed lobes at the base
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Webster's Revised Unabridged Dictionary
    • a Hastate Shaped like the head of a halberd; triangular, with the basal angles or lobes spreading; as, a hastate leaf.
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Century Dictionary and Cyclopedia
    • hastate Furnished with a sharp point or head for thrusting or cutting: said of a weapon, such as the spear, pike, partizan, or battle-ax.
    • hastate Shaped like the head of a spear; specifically, in botany, triangular nearly down to the base, and then abruptly widened into two lateral lobes at right angles to the principal axis: said chiefly of leaves. Polygonum arifolium, the tear-thumb, Atriplex patula, the orache, and Rumex Acetosella, the sheep-sorrel, furnish typical examples.
    • hastate Also hastiform.
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Chambers's Twentieth Century Dictionary
    • adj Hastate hast′āt -d, hast′āt, -ed, (bot.) spear-shaped
    • Hastate Also Hast′iform
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Webster's Revised Unabridged Dictionary
L. hastatus, fr. hasta, spear. Cf. Gad (n.)


In literature:

The hastate leaves are shapely, and the whole plant is charming when grown away from dust.
"The Wild Flowers of California: Their Names, Haunts, and Habits" by Mary Elizabeth Parsons