Polygonum cedrorum

الوصف النباتي

الأوراق

Leaves: Alternate, linear-lanceolate to narrowly elliptic, 10–30 × 2–5 mm, entire, thick-textured, glabrous or minutely papillose, margins slightly revolute. Ochreae (stipular sheaths) short, membranous, pale brown, soon lacerate.

الأزهار

Inflorescence & flowers: Terminal or axillary clusters forming narrow, interrupted spikes 2–6 cm long. Flowers small, pinkish or greenish-white, 3–4 mm across. Perianth of 5 segments, united at the base; segments elliptic, obtuse, slightly unequal. Stamens 6–8; styles 3, free, short; stigmas capitate.

الثمار والبذور

Fruit: Achene trigonous, ovoid, 2–2.5 mm long, smooth and shining, enclosed within the persistent perianth.

مواسم النبات

الفنلوجية

Phenology: Flowers and fruits from July to September.

الانتشار الموثق

Leb. Syr. Tur.

Lebanese distribution: Endemic to the high summits of Mount Lebanon — particularly the upper slopes of Sannine, Makmel, and Qornet es-Saouda; often growing near Cedrus libani forests and alpine limestone screes.

Native to: Lebanon, Syria, Türkiye (POWO).

الارتفاع الموثق

الارتفاع

800 m

لمحة نباتية

بنية النبات

Life-form & habit: Perennial herb or subshrub, 15–40 cm tall, forming dense tufts from a woody, branched base. Stems erect to ascending, slender, angular, and glabrous or sparsely pubescent, often reddish at the nodes.

دورة الحياة

معمرة

الفصيلة والتصنيف

الاسم العلمي المقبول

Polygonum cedrorum

الفصيلة

بطباطية

نباتات من الفصيلة نفسها

Atraphaxis billardieri

Rumex angustifolius subsp. libanoticus

عفراج

Polygonum equisetiforme

أوكسيريا ثنائية المأنث

Oxyria digyna