Comprehensive Description
provided by North American Flora
Filipendula rubra (Hill) B. L. Robinson,
Rhodora 8 : 204. 1906.
Ulmaria rubra Hill, Hort. Kew. 214. 1761.
Spiraea lobata Gronov.; ]acq. Hort. Vind. 1 : 38. 1770.
Thecanisia lobata Raf. New Fl. 2 : 38. 1837. Thecanisia purpurea [ ^^ ponpurea " ] Raf. New Fl. 2 : 38. 1837. Thecanisia augustifoha Raf. New Fl. 2 : 39. 1837. Filipendula lobata Maxim. Acta Hort. Petrop. 6 : 251. 1879. Spiraea rubra Britton, Bull. Torrey Club 18 : 270. 1891.
Stem 0.5-2 m. high, grooved, tinged with red, glabrous ; leaves large, the lower sometimes 1 m. long, pinnately divided into 3-9 segments, dark-green and glabrous above, more or less pubescent beneath; terminal segment reniform in outline, 1-2 dm. wide, 5-9-cleft with lanceolate double-serrate lobes ; lateral segments obovate in outline, digitately 3-5lobed, 5-12 cm. long, the intermediate segments minute; inflorescence flat-topped or ovate; sepals ovate, obtuse; petals pink or purple; blades orbicular, 3-3.5 mm. broad; achenes about 10, lance-oblong, 4-5 mm. long, slightly-flattened, straight, tapering at each end, sessile or nearly so, fixed by the base ; seeds oblong ; style slightly curved ; stigma capitate.
Type locality : North America.
Distribution : In moist ground from Vermont to Pennsylvania, Iowa, Kentucky, and Georgia.
- bibliographic citation
- Frederick Vernon Coville, Nathaniel Lord Britton, Henry Allan Gleason, John Kunkel Small, Charles Louis Pollard, Per Axel Rydberg. 1908. GROSSULARIACEAE, PLATANACEAE, CROSSOSOMATACEAE, CONNARACEAE, CALYCANTHACEAE, and ROSACEAE (pars). North American flora. vol 22(3). New York Botanical Garden, New York, NY
