2024 Edition • Get the App
X

Colors

Data mode

Account

Login
Sign up

No key was found for the requested taxon, but it is the only child of Sisyrinchium. Showing where it is keyed below.

Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

Key to Iridaceae

Copy permalink to share

1 Inflorescence a spike or panicle of spikes; plants from corms; flowers slightly zygomorphic.
..2 Stem usually branched, the inflorescence appearing paniculate; tepals orange to red
..2 Stem unbranched, the inflorescence a spike; tepals any of a wide range of colors (including orange and red)
....3 Inflorescence bent at its base, the inflorescence axis more-or-less horizontal, the flowers facing upward
....3 Inflorescence erect, the flowers facing outward
1 Inflorescence an umbellate 1-sided cyme; plants from rhizomes or bulbs; flowers actinomorphic.
......4 Leaves planar; plants from rhizomes (or indistinct) or a bulb (in Iris xiphium).
........5 Style branches broad, petaloid, terminating in paired crests
........5 Style branches not broad or petaloid.
..........6 Tepals 16-35 mm long, orange or red; seeds 4-6 mm in diameter
..........6 Tepals 6-15 mm long, blue, purple, lavender, pink, magenta, white, or yellowish-white; seeds 0.6-1.3 mm in diameter
......4 Leaves plicate; plants from bulbs.
............ 7 Tepals unequal, the inner whorl < ½ as long as the outer whorl
............ 7 Tepals nearly equal in length.
............ ..8 Style recurved, with 3 flat branches that are < 2 mm long
............ ..8 Style straight, each of the 3 branches further divided into slender lobes
............ ....9 Style branches divided for ca. ½ their length; style arms arching over or between the anthers; tepals dark purple
............ ....9 Style branches divided nearly to base; style arms extending horizontally between the anthers; tepals blue, white in the center
Cite as...