Published July 30, 2014 | Version v1
Taxonomic treatment Open

Sedum forsterianum Sm. (1808: 1802

  • 1. Strada Val San Martino sup. 194. 10131, Torino, Italy. E-mail: lorenzogallo 1959 @ hotmail. it
  • 2. WTU Herbarium, Box 355325, University of Washington, Seattle, WA 98195 - 5325, USA.

Description

Sedum forsterianum Sm. (1808: 26: 1802, tab. 1802)

Type: Mr. E. Forster’s garden, Walthamstow. July 1807. Root brought from below the Devil’s bridge, Cardiganshire [(Lectotype, designated here: LINN-HS 833.3!].

Homotypic synonyms: Petrosedum forsterianum (Sm.) Grulich (1984: 40), Sedum pruinatum Link subsp. forsterianum (Sm.) Nyman (1879: 261), S. rupestre L. subsp. forsterianum (Sm.) R.L. Evans (1983: 290), S. rupestre L. var. forsterianum (Sm.) Fiori (1924: 720).

Note: The type was collected by E. Forster in the 1806 “on a rock at the fall of the Rhydoll, near the Devil’sbridge, Cardiganshire [now Ceredigion county, Wales, Great Britain]” (see Smith, 1808: 1802) and grown in his garden; the population at the type locality is apparently disappeared (cfr. Newton, 1999).

Perennial plant with sterile shoots creeping, procumbent and rooting with green or glaucous linear and flattened leaves clustered in bundles at the apex. Flowering stems erect of 10–40 cm, reflexed before the anthesis, inflorescence without bracts, globose in bud; flowers (5) 6–7 (9) merous, obdiplostemonous, with pedicel of 1–3 mm, sepals lanceolated and petals spreading, yellow lemon often with a green strip in the middle; filaments yellow and glabrous, styles erect at the anthesis.

Notes

Published as part of Gallo, Lorenzo & Zika, Peter F., 2014, A taxonomic study of Sedum series Rupestria (Crassulaceae) naturalized in North America, pp. 19-28 in Phytotaxa 175 (1) on page 24, DOI: 10.11646/phytotaxa.175.1.2, http://zenodo.org/record/5142948

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Linked records

Additional details

Biodiversity

Family
Crassulaceae
Genus
Sedum
Kingdom
Plantae
Material sample ID
LINN-HS 833.3
Order
Saxifragales
Phylum
Tracheophyta
Scientific name authorship
Sm. (1808:
Species
forsterianum
Taxon rank
species
Type status
lectotype
Taxonomic concept label
Sedum forsterianum (1808:, 1802 sec. Gallo & Zika, 2014

References

  • Grulich, V. (1984) Generic dividion [sic] of Sedoideae in Europe and its adjacent region. Preslia 56: 29 - 46.
  • Nyman, C. F. (1879) Consp. fl. eur., part 2. Typ. Off. Bohlinianae, Orebro.
  • Evans, R. L. (1983) Handb. cult. Sedums. Science Reviews Lim. 345 pp.
  • Fiori, A. (1924) Nuova Flora Analitica d'Italia. Vol. I. Edagricole, Bologna. 944 pp.
  • Smith, J. E. (1808) English botany; or, coloured figures of British plants, with their essential characters, synonyms, and places of growth: to which will be added, occasional remarks. Vol. 26. James Edward Sowerby, London. Plates 1801 - 1872.
  • Newton, L. E. (1999) Sedum forsterianum at its type locality. British Cactus and Succulent Society 17 (3): 146.