Show Lower Taxa
Difference between revisions of "Hypericum sect. Roscyna"
in H. G. A. Engler and K. Prantl, Nat. Pflanzenfam. 95[III,6]: 211. 1893.
Basionym: Undefined sect. Roscyna Spach Ann. Sci. Nat., Bot., s é r. 2, 5: 364. 1836
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|genus=Hypericum | |genus=Hypericum | ||
|section=Hypericum sect. Roscyna | |section=Hypericum sect. Roscyna | ||
Revision as of 00:37, 28 May 2020
Herbs, perennial, black glands absent. Leaves persistent (base not articulated). Flowers 40–70 mm diam.; sepals persistent, 5; petals persistent, 5; stamens persistent, 150, in 5 fascicles, fascicles usually distinct, rarely 1 pair connate; ovary (4–)5-merous; placentation axile; styles ± appressed, bases ± connate or distinct; stigmas ± broadly capitate. Seeds ± carinate.
Distribution
e North America, ne, e Asia.
Discussion
Species 2 (1 in the flora).
The other species in the section, Hypericum przewalskii Maximowicz, is endemic to China.
Selected References
None.