Difference: SpecMontana (r6 vs. r5)

(SPEC) Iris Montana Dykes

1913, Dykes

'Montana' ( William Rickatson Dykes, 1913). Series LongipetalaeSeries Longipetalae_. , _Iris missouriensis Iris missouriensis variety montana. 15-30" (38-77 cm), "much the same as variety pelegonus, being a small plant with the deepest flower coloring in the range." in The Iris, Brian Mathew. ex Dykes, The Genus Iris 91. 1913; synonym Iris montana Nuttall. [Iris missouriensis Nuttall].

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Dykes in the Genus Iris, 1913;Description. Rootstock , a short-creeping rhizome, clothed in stiff dark brown sheathes. Leaves , firm, narrowly ensiform, about 12-18 in. by 1/3 in., of a glaucous green.. Stem , 18-20 in., naked.. Spathe valves , 2-4 in., scarious in upper part, narrow, sharply keeled, usually 2-flowered ; although a third flower is rarely produced. Pedicel , 1-1½ in.. Ovary , ½ in., sharply trigonal, with concave sides.. Tube , 3/8 in. long, purple, first constricted above the ovary and then expanding. Falls , narrowly obovate cuneate, with low rounded median ridge ; on either side of this the ground colour is yellow, especially beneath the ends of the styles. The blade is covered with diffuse lavender veins, on a faint lavender ground. The shade of lavender may be light or dark. Standards , oblanceolate unguiculate, slightly shorter than the falls, lavender, not blunt nor emarginate as in I. longipetala and I. montana. Styles , small, narrow. Crests , narrow, subquadrate, coarsely toothed. Stigma , entire, oblong. Filaments , shorter than anthers, pale violet.. Anthers , purple. Pollen , cream. Capsule, rounded trigonal, tapering gradually to either end.. Seeds , pyriform, with smooth brown coats.

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-- Main.RPries - 2009-12-03

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montana_edited-1.jpgjpgmontana_edited-1.jpgmanage 40 K 03 Dec 2009 - 02:39UnknownUser Plate from Dykes' The Genus Iris

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