Thalictrum sect. Anemonella

(Spach) Tamura

Acta Phytotax. Geobot. 43: 57. 1992.

Basionym: Undefined sect. Anemonella Spach Hist. Nat. Vég. 7: 239. 1838
Synonyms: Undefined sect. Syndesmon Hoffmannsegg
Treatment appears in FNA Volume 3.

Inflorescences umbels or flowers solitary. Flowers bisexual; sepals 5 (-10); filaments narrowly clavate. Achenes sessile to nearly sessile.

Distribution

North America

Discussion

Species 1 (1 in the flora).

Selected References

None.

sessile +  and nearly sessile +
Marilyn M. Park +  and Dennis Festerling Jr. +
(Spach) Tamura +
cuneate +, truncate +  and cordate +
Undefined sect. Anemonella +
straight +
0 cm0 mm <br />0 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
globose;cylindric +
North America +
sessile +  and pedicellate +
showy +  and inconspicuous +
unisexual +
0 cm0 mm <br />0 m <br /> (41 cm410 mm <br />0.41 m <br />) +
stipitate +, sessile +  and aggregate +
falcate;ovoid;obovoid +
compound +  and simple +
whorled +, opposite +  and alternate +
cauline +  and basal +
3-lobed +, linear +, lanceolate +, obovate +  and cordate-reniform +
palmate +  and pinnate +
crenate;entire +
(1-)2-200-flowered +
distinct +
conspicuous +
reduced +
1 +  and 16 +
Acta Phytotax. Geobot. +
not arillate +  and stalked +
whitish;greenish yellow or purplish +
not persistent +
distinct +
lanceolate +  and reniform or spatulate +
0.1 cm1 mm <br />0.001 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
ribbed +  and veined +
persistent +
Undefined sect. Syndesmon +
Thalictrum sect. Anemonella +
Thalictrum +
section +
herbaceous +  and woody +