LucasLand

The Wildflowers

 

Rue Anemone

Anemonella thalictroides

 

from Anemonella thalictroides page

 

Stems - To +15cm tall, from tuberous roots, herbaceous, often reddish, thin, (+/-1mm in diameter), erect, single or multiple from base. Plant completely glabrous.

Leaves - Opposite. Basal leaves biternate to triternate, appearing at anthesis, petiolate. Petioles to +12cm long. Leaflets shallowly 3-lobed or just notched, to +2cm long, +1.5cm broad. Cauline leaves forming an involucre at base of umble rays, ternate. Leaflets similar to those of basal leaves.

Inflorescence - Terminal umbel with 1-4 rays. Rays to +3cm long, very thin. Single flower terminating each ray.

Flowers - Apetalous. Sepals petaloid, 5-8, typically white but also pinkish-lilac, to 12mm long, 6mm broad, glabrous, rounded to subacute at apex, obovate to ovate. Stamens many. Filaments to +/-5mm long, white, glabrous. Anthers yellow, to +1.5mm long. Carpels 4-15. Achenes 8(10)-ribbed, to 5mm long,  2mm in diameter, fusiform, glabrous to pubescent.

 Flowering - March - June.

Habitat - Dry open or rocky woods, upland slopes, ridges.

Origin - Native to U.S.


A. thalictroides gets it's species name from the fact that it's leaflets resemble those of the genus Thalictrum, which is also in the Ranunculaceae. "thalictroides" means "looks like Thalictrum".