Hypericum tetrapterum, Fries

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1981, Flora Europaea. Volume 2. Rosaceae to Umbelliferae, Cambridge University Press : 268

publication ID

https://doi.org/10.5281/zenodo.293200

persistent identifier

https://treatment.plazi.org/id/03B0402C-FEE3-E24A-F8C6-FB74DCB7F8FA

treatment provided by

Plazi

scientific name

Hypericum tetrapterum
status

 

51. H. tetrapterum Fries , Nov. FI. Suec. 94 (1823)

( H. quadrangulum L. , nom. ambig., H. acutum Moench ; inch H. corsicum Steudel ).

Stems (6-) 10-100 cm, erect from a decumbent, rooting base or rarely wholly procumbent, narrowly 4-winged. Leaves (4-)10-35(-40) mm, orbicular, ovate, broadly oblong or broadly elliptical, sessile, with small translucent dots; margin usually plane. Sepals lanceolate or narrowly oblong, acute or acuminate, entire, sometimes with 1-2 superficial black dots. Petals 5-7(-7-5) mm, rarely with 1-2(-4) marginal black dots, not red-tinged (but red-veined in var. corsicum (Steudel) Boiss. ). In =16. Damp places. W., S. & C. Europe, extending to S. Sweden and E. Ukraine. All except Az BI Fa Fe Is Lu No Rs (N) Sb.

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Malpighiales

Family

Clusiaceae

Genus

Hypericum

Loc

Hypericum tetrapterum

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A. 1981
1981
Loc

H. tetrapterum

Fries 1823: 94
1823
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