أثمان أرجواني

الوصف النباتي

Synonym & original name: Convolvulus purpureus L., Species Plantarum, edition 2, vol. 1, p. 219 (1762).

Original reproductive description: Roth describes an ovate, pointed ovary passing into the style, with a yellowish nectary surrounding its base. Style white, undivided, thicker below and tapering upwards; stigma white, rounded and three-lobed.

الأوراق

Leaves: Roth’s 1787 diagnosis describes undivided, heart-shaped leaves. The modern treatment describes ovate blades, rarely three-lobed, usually 3–8 × 3.5–8 cm but reaching 15 × 14 cm, with pointed tips, heart-shaped bases and hairs on both surfaces; petioles 3–15 cm long.

الأزهار

Inflorescence & flowers: In the modern treatment, axillary cymes carry two to five flowers. Sepals 11–17 × 2–3 mm, lanceolate to oblong-lanceolate, bristly especially in the lower half. Corolla funnel-shaped, hairless, 4–5 cm long, with a white tube and usually pink, sometimes cream or bluish limb, about 4 cm across.

الثمار والبذور

Fruit: Roth describes nodding fruits on thickened stalks and a three-chambered capsule.

مواسم النبات

الفنلوجية

Phenology: No flowering calendar is given in Roth’s original account. A Lebanese flowering period has not been verified from the sources consulted.

الانتشار الموثق

Recorded locations: Chebaa.

Native range: Argentina Northeast, Argentina Northwest, Arizona, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Chile Central, Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Jamaica, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Nicaragua, Panamá, Paraguay, Peru, Uruguay, Venezuela.

Introduced into: Alabama, Altay, Angola, Arkansas, Assam, Austria, Baleares, Bangladesh, British Columbia, Bulgaria, California, Canary Is., Cape Provinces, Cape Verde, Central European Russia, China North-Central, China South-Central, China Southeast, Colorado, Connecticut, Cuba, Cyprus, Delaware, District of Columbia, Dominican Republic, DR Congo, East European Russia, East Himalaya, Egypt, Eritrea, Eswatini, Ethiopia, Florida, France, Free State, Georgia, Germany, Great Britain, Greece, Hainan, Haiti, Hawaii, Illinois, India, Indiana, Iowa, Iran, Italy, Kansas, Kentucky, Kenya, Korea, KwaZulu-Natal, Lebanon-Syria, Leeward Is., Lesotho, Louisiana, Madagascar, Madeira, Maine, Maryland, Massachusetts, Mauritius, Michigan, Minnesota, Mississippi, Missouri, Montana, Mozambique, Myanmar, Nebraska, Nepal, Nevada, New Caledonia, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, North Carolina, North Dakota, Northern Provinces, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pakistan, Pennsylvania, Philippines, Primorye, Puerto Rico, Queensland, Québec, Rhode I., Rodrigues, Romania, Rwanda, Réunion, Sicilia, South Carolina, South Dakota, South European Russia, Spain, Sri Lanka, Tadzhikistan, Tanzania, Tennessee, Texas, Thailand, Tibet, Tunisia, Tuva, Türkiye, Türkiye-in-Europe, Uganda, Utah, Vermont, Virginia, Washington, West Himalaya, West Siberia, West Virginia, Windward Is., Wisconsin, Yemen, Zambia, Zimbabwe.

Distribution qualification: Kew also flags Thailand as doubtfully present.

لمحة نباتية

بنية النبات

Life-form & habit: Twining annual with hairy stems, according to the modern Kew Bulletin treatment of Ipomoea in Bolivia (2015).

دورة الحياة

حولية

الفصيلة والتصنيف

الاسم العلمي المقبول

Ipomoea purpurea

الفصيلة

نجمة الصباح

نباتات من الفصيلة نفسها

Cuscuta epithymum var. alba

Cuscuta epithymum var. rubella

مداد وردي

Convolvulus althaeoides

عليق

Convolvulus arvensis