Thunbergia alata

Thunbergia alata {{{latin_name}}}	Black-eyed Susan
	Habit: vine Height: ⇕ ? Width: ⇔ Lifespan: ⌛ perennial Origin: ✈ ? Poisonous: ☠	Exposure: ☼ ? Water: ◍ ? Features: ✓ Hardiness: ☃ Bloom: ❀ USDA Zones: ? Sunset Zones:
	[[{{{domain}}}]] > [[{{{superregnum}}}]] > Plantae > [[{{{subregnum}}}]] > [[{{{superdivisio}}}]] > [[{{{superphylum}}}]] > Magnoliophyta > [[{{{phylum}}}]] > [[{{{subdivisio}}}]] > [[{{{subphylum}}}]] > [[{{{infraphylum}}}]] > [[{{{microphylum}}}]] > [[{{{nanophylum}}}]] > [[{{{superclassis}}}]] > Magnoliopsida > Asteridae > [[{{{infraclassis}}}]] > [[{{{superordo}}}]] > Lamiales > [[{{{subordo}}}]] > [[{{{infraordo}}}]] > [[{{{superfamilia}}}]] > Acanthaceae > [[{{{subfamilia}}}]] > [[{{{supertribus}}}]] > [[{{{tribus}}}]] > [[{{{subtribus}}}]] > Thunbergia {{{subgenus}}} {{{sectio}}} {{{series}}} alata {{{subspecies}}} var. {{{cultivar}}}

Standard Cyclopedia of Horticulture

Thunbergia alata, Bojer. Black-eyed Susan. St. square, climbing, hairy: lvs. opposite, triangular-ovate, hastate, repand-toothed, rough-pubescent, tomentose beneath; petioles winged, about as long as the lvs.: fls. solitary, on axillary peduncles; calyx very small, surrounded by 2 large inflated bracts; corolla-tube somewhat longer than the involucre, dark purple within; limb rotate, oblique, of 5 rounded segms., buff or cream- colored. S. E. Afr. —A perennial climber which may also be treated as an annual greenhouse plant. Usually prop. by seeds. It is used either as greenhouse climber or to grow on trellises outdoors. Outside it flowers mostly in Aug., but by prop. at various times plants may be had in blossom nearly the whole year in the greenhouse. There are many varieties, some of which have been described as species. Var. alba, Paxt. (T. alata var. albiflora, Hook.). Fls. white, with a blackish center. P.M. 3:28. B.M. 3512. Var. aurantiaca, Kuntze (T. aurantiaca, Paxt.). Fls. bright orange, with a dark center. The best of the group. P.M. 6:269. H.U. 1, p. 355. Subvar. Doddsii has variegated lvs. P.M. 15:221. F.S. 4:415. Var. Bakeri, Hort. (T. Bakeri or Backerii, Hort.). Fls. pure white. Var. Fryeri, Hort. (T. Fryeri, Hort. T. alata var. intus-alba, Hort.). Pale orange, with a white center. Var. sulphurea, Hort. Fls. sulfur-yellow. Var. lutea, Hort. (T. alata var. unicolor, Hort.). Fls. entirely yellow. CH 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 It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article.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

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