Difference between revisions of "Iris macrosiphon"
Pacif. Railr. Rep. 4(5): 144. 1857.
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|common_names=Ground iris | |common_names=Ground iris | ||
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| + | |code=F | ||
| + | |label=Illustrated | ||
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| + | |code=E | ||
| + | |label=Endemic | ||
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|publication title=Pacif. Railr. Rep. | |publication title=Pacif. Railr. Rep. | ||
|publication year=1857 | |publication year=1857 | ||
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| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V26/V26_785.xml |
|genus=Iris | |genus=Iris | ||
|subgenus=Iris subg. Limniris | |subgenus=Iris subg. Limniris | ||
Latest revision as of 21:17, 5 November 2020
Rhizomes many-branched, forming tufts, with fibrous remains of old leaves at nodes, slender, 0.6–0.8 cm diam.; roots few, fibrous. Stems simple, solid, almost absent or to 2.5 dm. Leaves: basal longer than stem, blade light green, finely veined, narrowly linear, 3–4 dm × 0.4–0.6 cm, glaucous, margins not thickened, apex acute; cauline 1–2, spreading, sheathing for about 1/2 length, foliaceous, blade not inflated, 0.7–1 dm. Inflorescence units (1–)2-flowered; spathes nearly opposite, connivent, linear-lanceolate, 4–9.5 cm × 4–6 mm, subequal or outer longer. Flowers: perianth indigo, purple, lavender, white, cream, or yellow; floral tube linear, gradually dilating apically, 6 cm; sepals usually with fine, dark veins basally, becoming coarser on claw, oblanceolate or obovate, 3.9–7 × 2 cm, base abruptly attenuate into claw; petals oblanceolate, 3.5–6 × 0.5–1.6 cm, base gradually attenuate; ovary ovoid, ca. 1 cm; style 2–3.5 cm, crests overlapping, reflexed, semiovate, 0.8–1.8 cm, margins denticulate; stigmas triangular, margins entire; pedicel 1.5–2 cm. Capsules oblong to ovoid, somewhat 3-angled in cross section, 2.5–3 cm. Seeds dark brown, angular, finely wrinkled. 2n = 40.
Phenology: Flowering Apr–Jun.
Habitat: Sunny hillsides, meadows, roadsides
Discussion
Iris macrosiphon hybridizes with I. chrysophylla, I. douglasiana, I. fernaldii, I. hartwegii, I. innominata, I. munzii, I. purdyi, I. tenax, and I. tenuissima.
The invalid name “Iris californica” Leichtlin has sometimes been applied to a portion of this species.
Selected References
None.