Hyssopus officinalis L.
  • Sp. Pl.
  • Issopo

Cite taxon page as 'WFO (2021): Hyssopus officinalis L. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0000217205. Accessed on: 18 Sep 2021'

General Information

Subshrubs. Stems 20-50(-80) cm, much branched, striate, pubescent. Leaves sessile, linear to lanceolate, 1-4 cm × 2-7 mm, glabrous, glandular, scabrous and finely strigose along margin, base attenuate to cuneate, margin slightly involute, apex obtuse. Verticillasters 3-7-flowered, axillary, secund, in spikes ca. 4 cm or sometimes in panicles to 10 cm; peduncle less than 1 mm; bracts and bracteoles linear-subulate, apex acute, longer than pedicels, 3-5 mm. Pedicel 0.5-1.5 mm. Calyx tubular, ca. 7.5 mm, veins puberulent, glandular between veins; teeth triangular-lanceolate, ca. 2.5 mm, apex short spinescent. Corolla bluish to purple, ca. 1 cm, puberulent; tube ca. 7 mm, nearly included; upper lip ovate, erect, ca. 2.5 mm, 2-lobed; lower lip spreading, middle lobe wider than ovate lateral lobes. Anterior stamens much exserted. Ovary glabrous. Fl. Jun.

  • Provided by: [C].Flora Of CHina @ efloras.org
    • Source: [
    • 1
    • ]. 

    "Perennial from a woody rhizome; stems erect, 3–6 dm, finely puberulent; lvs subsessile, often with smaller axillary ones, lanceolate to oblanceolate, 1–3 cm, entire; fls 3–7 in each upper axil, the clusters sessile or subsessile, ± secund, subtended by reduced lvs, forming a spike-like terminal infl; cal 6.5–8 mm, the lobes to half as long as the tube; cor blue (white) 7–12 mm, the median lobe of the lower lip 6 mm wide; 2n=12. Native of Eurasia, found here and there as a weed along roadsides and in waste places in our range. July–Oct."

  • Provided by: [E].New York Botanical Garden
    • Source: [
    • 2
    • ]. 

    Perennial with numerous stems arising from a thick woody rootstock. Stems herbaceous, acutely quadrangular, 20-60 cm, little branched, glabrous or with few very short eglandular hairs. Leaves c. 20 x 1-3 mm, linear to linear-oblong, entire, glabrous, gland-dotted below and above, sessile, acute, somewhat revolute. Upper leaves transitional into bracts. Cymes pedunculate, 3-14-flowered, compact or lax. Flowers violet-blue, shortly pedicellate. Calyx tubular below in flower, funnel-shaped above, 6-7 mm, violet-coloured or green, gland-dotted and glabrous or with very short eglandular hairs; teeth narrow triangular, acuminate, subequal, 2 mm; tube glabrous at throat. Corolla 8-10 mm, glabrous or pilose; tube slender, slightly curved. Stamens clearly exserted beyond corolla lobes. Nutlets c. 2.5 x 1 mm, narrow oblong, finely papillose, mucilaginous.

  • Provided by: [B].Flora of Pakistan
    • Source: [
    • 4
    • ]. 


    20–50 cm hoch, aufrecht oder aufsteigend, am Grund verholzt und verzweigt, kurz behaart, stark aromatisch. Blätter ± sitzend, schmal-lanzettlich, 1–2,5 cm lang und 2–6 mm breit, ganzrandig, Ränder oft nach unten gerollt. Blüten sehr kurz gestielt,

  • Provided by: [A].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 3
    • ]. 


    7–9. Felsige Hänge, Trockenwiesen, auch kultiviert und verwildert, kollin-montan. VS, VD.

  • Provided by: [A].Flora Helvetica – Illustrierte Flora der Schweiz
    • Source: [
    • 3
    • ]. 

    Other Local Names

    Echter YsopGermanCH
    Hysope officinaleFrenchCH


     Information From

    Flora Helvetica – Illustrierte Flora der Schweiz
    Flora Helvetica – Illustrierte Flora der Schweiz, Konrad Lauber, Gerhart Wagner, Andreas Gygax. Haupt Verlag 2018.
    • A All Rights Reserved
    Flora of Pakistan
    Flora of Pakistan. Missouri Botanical Garden. Accessed on Jun. 2020.
    • B Missouri Botanical Garden
    Flora Of CHina @ efloras.org
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • C Missouri Botanical Garden
    • D CC0 1.0 Universal (CC0 1.0).
    New York Botanical Garden
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • E Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    World Flora Online consortium
    World Flora Online Data. 2018.
    • F CC0 1.0 Universal (CC0 1.0).