Tordylium trachycarpum, Ainsworthia trachycarpa, Cow parsnip,
Hebrew: סלסילה מצויה, Arabic: الطرديلن خشن الثمار

Scientific name:  Tordylium trachycarpum (Boiss.) Al-Eisawi & Jury
Synonym name:  Ainsworthia trachycarpa Boiss.
Common name:  Cow parsnip
Hebrew name:  סלסילה מצויה
Arabic name:  الطرديلن خشن الثمار
Plant Family:  Umbelliferae / Apiaceae, סוככיים

תמונות פרחים וצמחי בר בארץ ישראל

Life form:  Therophyte, annual
stems:  Erect, terete, ridged, densely scabrous, 20-80cm
Leaves:  Alternate, rosette, entire, dissected, pinnate, dentate or serrate, crenulate
Flowers:  Sepals absent. Petals white, radiate, the outer 5-8 mm long, unequally 2-lobed, glabrous. Stamens 1.5 mm long. Styles 0.5 mm; stylopodium conical depressed.
Fruits / pods:  Mericarps 3-6 mm diameter, orbicular with soft, thick margins and covered with vesicular hairs.
Flowering Period:  March, April, May, June
Habitat:   Batha, Phrygana
Distribution:   Mediterranean Woodlands and Shrublands, Semi-steppe shrublands, Deserts and extreme deserts, Montane vegetation of Mt. Hermon
Chorotype:   Mediterranean
Summer shedding:  Ephemeral

Flowers of Israel

Derivation of the botanical name:
Tordylium, from tordylon, tordylion Τορδυλιον ancient Greek names for an umbelliferous plant.
Ainsworthianamed for Geoffrey Clough Ainsworth (1905–1998), a British mycologist.
trachycarpa, trachys, τραχυϛ, "rough, rugged, rocky", carpos, καρποϛ, "fruit"; meaning rough seeded.
The Hebrew name: סלסילה, salsila, a small basket, probably a loan word from Akkadian salsilu (= basket).
  • The standard author abbreviation Boiss. is used to indicate Pierre Edmond Boissier (1810 – 1885), a Swiss botanist, explorer and mathematician.
  • The standard author abbreviation Al-Eisawi is used to indicate Dawud al-Eisawi, a professor of botany at the University of Jordan.
  • The standard author abbreviation Jury is used to indicate Dr Stephen Jury , The University of Reading, School of Plant Sciences; UK.
Tordylium trachycarpum, Ainsworthia trachycarpa, Cow parsnip, סלסילה מצויה