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Published In: Flora Taurico-Caucasica 1: 304. 1808. (Fl. Taur.-Caucas.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Synonym Text: P. bellardii auct. non All, Fl. Pedem. 2: 207. t. 90. fig. 2. 1785: Boiss., Fl. Or. 4: 1034. 1879; P. bellardii var. patulum (M. Bieb.) Meisn. in DC.; Prodr. 14: 999. 1856; P. kitaibelianum Sadl., Fl. Pest. 1: 287. 1825.
Flower/Fruit: Fl. Per.: March-June.
Type: Type: Tauria, M. Bieberstein (LE).
Habitat: A widespread species, occurring from plains to 2500 m, among rock crevices and stones.
Distribution: Distribution: Europe, S. W. Asia and N. Africa.
Comment/Acknowledgements: Plants with larger nuts are often referred to under a separate species Polygonum kitaibelianum Sadl. However, the variation in nut size seems to be ± continuous and it is very difficult to draw a line using this character.
Map Location: A-6 Chitral region, Hassan Din 250 (RAW); A-8 Nagar, Gilgit, fls. pinkish, Mir Ajab & M. Afzal 474 (ISL); Jutial Nallah, Gilgit, Mir Ajab & M. Afzal 106 (ISL); B-9 Sind valley, 8000 ft, Kashmir, C. B. Clarke 2718 (K); Nubra, 12-14000 ft, 23.4.1848, T. Thomson s.n. (K); C-6 Parachinar, Kurram valley, 6000 ft, R. R. Stewart 28049 (BM); D-4 Quetta, beyond Saryab on road to Sibi, near Railway crossing, A. Ghafoor & R. Yusuf 1034 (KUH); 10 miles from Loralai on way to Qila Saifullah, S.Omer & A.Ghafoor 1622 (KUH); G-3 Lasbella, c. 30 km from Awaran on way to Hoshab, Tahir Ali 1468 (KUH).

 

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Erect, 25-80 cm tall, glabrous, annual herb, usually much branched from the base. Branches, ± spreading, thin and striated; internodes 2-2.4 cm long. Leaves few, 10-50 x 3-8 mm, linear-lanceolate to oblong-elliptic, acute, entire, subsessile, often caducous. Ochrea hyaline, 3-7 (-9) mm long, ovate, fringed-lacerate, distinctly nerved, flowering branches leafy only in the lower part. Flowers solitary or in axillary clusters of 1-4, 2.0-3 mm across, pedicellate, pedicel 1-2 mm long. Ochreolae 1.5-2.5 mm long, ovate, lacerate to fringed, tubular, membranous at the margin, green in the middle. Tepals 5, greenish to pinkish, 1.5-3.0 x 1.0-1.5 mm, lobed almost up to the base, lanceolate, acute, entire, unqual. Stamens 5(-7), filaments short, equal, ovary 0.75-1.25 (-1.5) x 0.5-1.0 mm, ovate, trigonous, styles 3, stigmas capitate. Nuts 2-3 x 1.0-2 mm, triquetrous, dark brown, shining, glabrous.
 
 
 
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