Difference between revisions of "Cornus subg. Cynoxylon"

(Rafinesque) Rafinesque

Alsogr. Amer., 59. 1838.

Basionym: Cornus sect. Cynoxylon Rafinesque
Synonyms: Benthamidia SpachCynoxylon (Rafinesque) Small
Treatment appears in FNA Volume 12. Treatment on page 445. Mentioned on page 444.
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Revision as of 23:39, 26 July 2019

Shrubs or trees; rhizomes absent. Branches and leaves opposite. Inflorescences capitula; bracts 4–6, well developed, petaloid, subtending inflorescence and surrounding or enclosing it over winter. Pedicels absent. Drupes distinct; stone apex dimpled to rounded.

Distribution

North America, Mexico.

Discussion

Species 2 (2 in the flora).

Selected References

None.

Key

1 Drupes angular in cross section, closely appressed to each other; petaloid bracts 4–6 per inflorescence; w North America. Cornus nuttallii
1 Drupes round in cross section, spreading from each other; petaloid bracts 4 per inflorescence; e North America. Cornus florida