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Pakistan | Family List | Gentianaceae

14. Lomatogonium A. Br. in Flora. 13: 221. 1830. Fernald in Rhodora 21 (251); 193-197; Grossh. in Fl. U.R.S.S. 18: 456. 1967; Edmondson in Davis, Fl. Turk. 6: 194. 1978; Garg, Gent. N. W. Himal. 152. 1987; Lin et Ho, in Acta Phytotax. Sin. 30: 303.1992.


Department of Botany, University of Karachi, Karachi-75270

  • Gentiana sect. Pleurogyne Griseb.
  • Pleurogyne Eschsch. ex Cham. & Schlecht

    Annual-perennial, decumbent - erect, simple or branched from base herbs. Stem mostly present, sometimes absent, canaliculate. Leaves basal as well as cauline, sessile - long petiolate. Inflorescence long or short pedunclad, axillary or terminal. Flowers 4-5 merous pedicellate. Pedicel short or long. Calyx 4-5 lobed, lobes always longer than tube or tube absent, equal. or unequal. Corolla 4-5 lobed, rotate, lobes parted almost to the base or tube absent, pale blue, blue, purplish, violet or white with a tinge above, lobes fimbriate, fimbriae in group of two or one, but without any nectaries or pits. Stamens corresponding to the number of corolla lobes, filament linear, subulate or dilated at base, anthers globose, minute or comparatively large. Ovary sessile, bicarpellary, unilocular, stigma sessile. Capsule sessile, ellipsoid, many seeded. Seeds small, reddish brown, reticulated or smooth.

    A genus of 18 species (Lin & Ho in Acta Phytotax. Sin. 30: 289-319. 1992), distributed in temperate and cold regions of Eurasia, N. America.

    Excluded species

    Lomatogonium rotatum(L.) Fries ex Fernald, l.c. 194; Stewart, l.c. 560.

    The above species has been reported by Stewart (1.c.) from Hazara and Kashmir. The author has not seen any specimen of the above species from the studied area and the specimens cited by Stewart are unaccessible.

    1 Plants rosulately branched from base   3 Lomatogonium brachyantherum
    + Plants not as above   (2)
    2 (1) Plants perennial with a rhizome   1 Lomatogonium coeruleum
    + Plants annuals or biennials but never perennial   (3)
    3 (2) Plants of delicate habit. Peduncle very thin and delicate   4 Lomatogonium spathulatum
    + Plants comparatively stout. Peduncle not as above   2 Lomatogonium carinthiacum

    Lower Taxa

    Related Synonym(s):


    Related Objects  

    Flora of China  
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