The Iridaceae
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Scan day: 05 March 2014 UTC
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Description: Information and photographs of several species of this family which comprises of about 80 genera and 1,500 species.
Flowering Plant Families, UH Botany The Iridaceae are perennial herbs from rhizomes, bulbs or corms comprising about 80 genera and 1,500 species. The leaves are distichous and have a sheathing, equitant base and a generally ensiform or linear blade with parallel venation. The flowers are bisexual, usually showy, and are actinomorphic or zygomorphic. The perianth consists of 6 petaloid tepals in two differentiated or undifferentiated whorls. Commonly all 6 tepals are united into a perianth tube or epigynous zone. The androecium consists of 3 distinct or connate stamens positioned opposite and often adnate to the outer tepals. The gynoecium consists of a single compound pistil of 3 carpels, a single, commonly 3-branched style, and an inferior ovary with 3 locules, each containing few to numerous axile ovules. The fruit is a loculicidal capsule.
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