Laburnum alpinum

Laburnum alpinum {{{latin_name}}}	Alpine Laburnum, Scottish Laburnum
	Habit: tree Height: ⇕ 12m (rarely to 15m) Width: ⇔ Lifespan: ⌛ 30-100 years Origin: ✈ S Europe Poisonous: ☠ All parts poisonous; seeds particularly dangerous	Exposure: ☼ full sun Water: ◍ Features: ✓ pendulous yellow flower racemes Hardiness: ☃ Bloom: ❀ mid-late spring USDA Zones: 5-7 (to 10 with cool summers) Sunset Zones:
	[[{{{domain}}}]] > [[{{{superregnum}}}]] > Plantae > [[{{{subregnum}}}]] > [[{{{superdivisio}}}]] > [[{{{superphylum}}}]] > Magnoliophyta > [[{{{phylum}}}]] > [[{{{subdivisio}}}]] > [[{{{subphylum}}}]] > [[{{{infraphylum}}}]] > [[{{{microphylum}}}]] > [[{{{nanophylum}}}]] > [[{{{superclassis}}}]] > Magnoliopsida > [[{{{subclassis}}}]] > [[{{{infraclassis}}}]] > [[{{{superordo}}}]] > Fabales > [[{{{subordo}}}]] > [[{{{infraordo}}}]] > [[{{{superfamilia}}}]] > Fabaceae > [[{{{subfamilia}}}]] > [[{{{supertribus}}}]] > [[{{{tribus}}}]] > [[{{{subtribus}}}]] > Laburnum {{{subgenus}}} {{{sectio}}} {{{series}}} alpinum {{{subspecies}}} var. {{{cultivar}}}

Standard Cyclopedia of Horticulture

Laburnum alpinum (Mill.) J.Presl (syn. Cytisus alpinus Mill.). Alpine Laburnum. Shrub or tree, to 12m, similar to Laburnum anagyroides, but branchlets glabrous or hirsute when young, lfts. usually elliptic, acute, light green and glabrous beneath or sparingly hirsute, ciliate, 2.5-5 cm long: racemes longer and slender, glabrous or sparingly hirsute; fls. smaller, Late May to June; pod thin, with the upper suture winged, glabrous; seed brown. Mountains, S. Europe. B.M. 176 (as Cytisus Laburnum). Cultivar 'Pendulum' Koch has pendulous branches. This species flowers about 2 weeks later than L. anagyroides, and has much longer and more slender racemes; it also is of more upright and stiffer growth and hardier. The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.

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References

• Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963

External links

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