Show Lower Taxa
Difference between revisions of "Rosaceae tribe Lyonothamneae"
J. Bot. Res. Inst. Texas 2: 385. 2008.
Endemic
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|subfamily=Rosaceae subfam. Amygdaloideae | |subfamily=Rosaceae subfam. Amygdaloideae | ||
|tribe=Rosaceae tribe Lyonothamneae | |tribe=Rosaceae tribe Lyonothamneae | ||
Latest revision as of 22:57, 5 November 2020
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.