Steironema

Plant Characteristics
Origin:	✈	?

Cultivation

Exposure:	☼	?"?" is not in the list (sun, part-sun, shade, unknown) of allowed values for the "Exposure" property.
Water:	◍	?"?" is not in the list (wet, moist, moderate, dry, less when dormant) of allowed values for the "Water" property.

Scientific Names

Read about Steironema in the Standard Cyclopedia of Horticulture
Steironema (Greek, sterile threads, referring to the staminodia). Primulaceae. Loosestrife. Erect glabrous herbs useful for borders in damp soil. Leaves opposite, or rarely whorled, entire: fls. rather large (6-12 lines broad), yellow, axillary, solitary or clustered: peduncles slender: corolla rotate, 5-parted; lobes erose and often cuspidate, each separately involute around its stamen; stamens 5, opposite the lobes, with 5 alternating subulate staminodia; filaments distinct, or nearly so; ovary superior, 1-celled with free central placenta, becoming capsular in fr.; seeds many; style and stigma 1. Differs from Lysimachia in the presence of the sterile stamens, and in the aestivation of the corolla.—About 5 species, N. Amer. All perennials. Offered by collectors of native plants, for colonizing, borders and wild-gardens. ^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 It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article.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.

Cultivation

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