Iris tenax

From Puget Prairie Plants
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First overview block: Scientific Name, Synonyms, Family, English Names, Other Names

Taxonomy

Description

  • General: Herbaceous perennial from slender rhizomes, forming large clumps, the slender flowering stems up to 3.5 dm. tall with 1-4 leaves.
  • Leaves: Leaves mostly basal, narrowly linear, up to 4 dm. long and 2-6 mm. broad; cauline leave few, reduced upward.
  • Flowers: Flowers usually solitary, lavender or blue to purple, but occasionally white to yellow or pinkish, subtended by a pair of involucral leaves which may be 2 cm. apart; pedicels 1-4 cm. long; perianth parts fused in a tube at the base, the tube 6-10 mm. long; sepals 3, oblanceolate to obovate, 5.5-6.5 cm. long, spreading; petals 3, oblanceolate, 3.5-6 cm. long, erect; style branches 25-30 mm. long with 2 terminal lobes 8-12 mm. long; stigmas triangular; ovary inferior.
  • Fruit: Capsule 3-celled, leathery, 25-35 mm. long


Bloom Period

Distribution

Habitat

Uses

Propagation

Photo Gallery

References