Contains 4 accepted taxa overall.
Characteristics
Classification
Citation
THALICTRUM Linnaeus, Sp. Pl. 545. 1753, nom. cons.
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TYPE: Thalictrum foetidum Linnaeus, typ. cons.
Species
| Scientific Name | Common Name | Status | Photos |
|---|---|---|---|
| Thalictrum cooleyi | COOLEY'S MEADOWRUE | Native Endangered-State Endangered-US FACW (NWPL) FACW (DEP) | |
| Thalictrum macrostylum | PIEDMONT MEADOWRUE | Native FACW (NWPL) FACW (DEP) | |
| Thalictrum revolutum | WAXYLEAF MEADOWRUE | Native FAC (NWPL) FACW (DEP) | |
| Thalictrum thalictroides | RUE ANEMONE | Native Endangered-State FACU (NWPL) FACW (DEP) |
[Family identification key]
1. Plant to 30 cm tall; flowers solitary or in umbels, bisexual
1. Plant 40-200 cm tall; flowers in racemes or panicles, unisexual or unisexual and bisexual
2
2. Leaflets linear to narrowly lanceolate or oblanceolate, (2.6–)4–26 times longer than wide
2. Leaflets nearly orbiculate, ovate, lanceolate to obovate, usually less than 4 times longer than wide
2
3. Leaflet chartaceous to subcoriaceous, margins sometimes revolute (except the lobes), the underside glabrous; achenes short stipitate to sessile, glabrous to pubescent; sepals 1-2 mm long; anthers 0.5-1.2 mm long; stigma 0.6-1.7 mm long
3. Leaflet coriaceous with strongly revolute margins, the underside stipitate-glandular (or occasionally muricate or whitened papillose, rarely pubescent otherwise); achenes more or less sessile, often stipitate-glandular; sepals 3-4 mm long; anthers 1.5-2.8 mm long; stigma 2-3.5 mm long