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(SPEC) Iris revoluta Colas.

1976, Botanical author Colasante

Iris revoluta Colas. (Professor Maretta Colasante, 1976, Mojuso, Italy); Section Iris, Flowers in March; Height 25" (65 cm), Deep violet, yellow beard.2-3 flowered. scented. Originally discovered and collected by Prof. P. Parenzan (1971) on the islet of Mojuso near Porto Cesareo in the gulf of Taranto , Southern Italy. Named Iris revoluta for the curled blade of the falls. Fragrant; 2n=40;

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Colasante in Annali Di Botanica, (Roma), Vol. 35-36: p..155-168. 1976-77.
Described by Colasante in Bulletin of the American Iris Society 292: 82-85. Jan. 1994 as "Perennial. Thick, knotted, horizontal rhizomes. Stem with several peduncles bearing 2, 3, or 4 flowers; subcylindrical, over-topping the leaves, tall,, about 70 cm, not considering the flowers. leaves (40 x 3 cm) ensiform, falcate, acute, mucronate, lightly glaucous. Scented flowers, dark violet, at first all the inflorescence enclosed in an herbaceous spathe and then every flower in bracts which are a little inflated and somewhat acute, scarious at the apex, with about 2/3 of the lower part green; bearded falls (7.6 x 4.8 cm) more or less velvety, obovate, often revolute; standards (7.8 x 4 cm) elliptical, narrow at the base, often connivent; perianth tube (3.8 cm) around) formed like an obtuse triangle, with three lines, violet. Stigma with two lips, the upper lip bifid sometimes with toothed margin, the lower lip with a smooth margin."
"Stamens with filaments often shorter than the anther (1.5 cm). Pollen with subspherical, monocolpic grain, with a wide colpus, and with sculptures distributed irregularly. Elongated ovary, more or less trigonal. Capsule (8.6 x 3 cm) oblong-ovate, with six grooves only slightly evident. Nearly oval seeds without arils."



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-- Main.RPries - 2010-02-09
Topic revision: r4 - 30 Aug 2016, BobPries
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