Trillium, Linnaeus, 1753
publication ID |
https://doi.org/ 10.11646/phytotaxa.552.5.1 |
DOI |
https://doi.org/10.5281/zenodo.6796569 |
persistent identifier |
https://treatment.plazi.org/id/03E987FD-FFF9-2269-19F9-FF78FA656D26 |
treatment provided by |
Plazi |
scientific name |
Trillium |
status |
|
Key to the subgenera of Trillium View in CoL
1 Flowers usually pedicellate; leaf uniformly green, usually not mottled ............................................................................................ 2
- Flowers sessile; leaf green usually with darker shades of green and silver mottling scattered over the surface4. T. subgen. Sessilia
2 Stigmas uniform (not tapered), united in a common style or at least basally connate; ovary at anthesis somewhat obscured by corolla and stamens and relatively less exserted, 3- or 6-angled, typically white, greenish white or green; petal with margins undulate, basally overlapping, pink or white aging to various pink shades or remaining white ( T. nivale View in CoL ); adaxial petal venation not engraved; flower funnelform or at least with basally erect petals shallowly encircling ovary; leaf ovate, elliptic-ovate, ovaterhombic, ovate-lanceolate or oblong .................................................................................................................................................. 3
- Stigmas thicker basally and tapered above, separate; ovary at anthesis exposed, exserted or only slightly obscured, typically strongly 6-angled or ridged, generally dark red, to creamy white or white with red markings; petal with margins entire, separate or only slightly overlapping, if white, aging to brown; adaxial petal venation typically engraved; flower open, or widely agape, not funnelform; leaf shape rhombic, broadly elliptic, rhombic-ovate or lanceolate-elliptic ( T. hibbersonii View in CoL ) ..........1. T. subgen. Trillium View in CoL
3 Stigmas connate; leaf elliptic-ovate, ovate-lanceolate or oblong.................................................................. 3. T. subgen. Delostylis View in CoL
- Stigmas only basally connate; leaf ovate, elliptic-ovate or ovate-rhombic................................................ 2. T. subgen. Callipetalon
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
Kingdom |
|
Phylum |
|
Class |
|
Order |
|
Family |