Rosaceae tribe Lyonothamneae

Brouillet

J. Bot. Res. Inst. Texas 2: 385. 2008.

Endemic
Treatment appears in FNA Volume 9. Treatment on page 345. Mentioned on page 21.
Revision as of 20:37, 24 September 2019 by FNA>Volume Importer

Trees, sometimes shrublike; unarmed. Leaves opposite, simple or pinnately compound; stipules caducous, free; venation pinnate. Flowers: perianth and androecium perigynous; epicalyx bractlets (1 or)2 or 3; hypanthium hemispheric; torus absent; carpels 2(or 3), distinct, free, styles terminal, distinct; ovules 2–4+, nearly apical, pendulous, clustered. Fruits aggregated follicles; styles tardily falling.

Distribution

Calif. (Channel Islands).

Discussion

Species 1.

The base chromosome number for Lyonothamneae is x = 9. Cyanogenic glycosides are absent from Lyonothamnus.

Selected References

None.

Lower Taxa