Iris mandshurica Maximowicz (1880: 530)

Alexeeva, Nina B., 2018, A taxonomic revision of Iris section Psammiris (Iridaceae) in Russia, Phytotaxa 340 (3), pp. 201-216 : 207-211

4. Iris mandshurica Maximowicz (1880: 530) .

Lectotype (designated by Alexeeva 2012: 417):— RUSSIA. In der Nösa von Nikolske… 14 May 1872, Nº 19; Suifun. Mandshuria. Goldenstadt (LE 01025688!) ( Fig. 6 ); isolectotype: LE 01010784! Note: The lectotype specimen is accompanied by a pencil drawing of a flower analysis made by Maximowicz himself.

Description: — Rhizome short and form loose clumps. Leaves 15 × 0.3–0.7 cm wide, at flowering, up to 25 cm long at fruiting and are green-dove and ensiform. Flower scape short, 15 cm height, with the base surrounded by many old leaves that persist as a sheath-like membrane. Bracts herbaceous, not swollen, membranous on the edge. Flowers yellow with purple-veined patterns on the falls, giving a brown shade to the flowers. Perianth tube short, more or less equal to the ovary. Capsule oval, tapering at both ends, with a very short beak; seeds 3.5 × 2.3 mm, dark brown and pear-shaped.

Phenology:—Flowering in early June; fruiting in July.

Distribution:—It is distributed in the Russian Far East. Abroad Russia, it occurs in the Northern China and Korea.

Habit and ecology:— Iris mandshurica grows on dry slopes, rocky peaks, and in steppe meadows.

Series 3. Potaninia Doronkin (1990: 415).

Rhizome shortly-creeping, clump-forming. Plants up to 10–15 cm, flowering scape 1-flowered, short, not emerging above ground. Leaves linear, green or bluish, narrow, 1.5–4 mm wide, gathered in a bunch. Perianth tube longer than blade. Aril is much smaller than the body of the seed.

Type:— Iris potaninii Maxim.

Figures

FIGURE 6. Lectotype of Iris mandshurica (LE01025688).