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Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
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Annual to perennial herb [to trees]. Stem: decumbent to erect, < 2 m, simple or branched. Leaf: simple, cauline, sometimes also basal, opposite or whorled, entire, sessile or basal ± petioled; stipules 0. Flower: bisexual, radial, parts in 4s or 5s except pistil 1; sepals fused, persistent; petals fused, ± persistent, sinus between lobes often unappendaged; stamens epipetalous, alternate corolla lobes; ovary superior, chamber 1, placentas parietal, often intruding, stigmas 1–2. Fruit: capsule, 2-valved. Seed: many.
± 90 genera, 1800 species: worldwide; some cultivated (Eustoma, Exacum, Gentiana). [Struwe & Albert 2002 Gentianaceae. Cambridge Univ Press] Gentianella tenella moved to Comastoma. Key to genera revised by Bruce G. Baldwin. —Scientific Editor: Thomas J. Rosatti.
Unabridged references: [Wood & Weaver 1982 J Arnold Arbor 63:441–487; Struwe & Albert 2002 Gentianaceae: Systematics and Natural History. Cambridge Univ Press]
Key to Gentianaceae
Annual, glabrous. Leaf: basal, cauline, opposite. Inflorescence: terminal, sometimes also subterminal cymes; pedicels generally < subtending internode. Flower: parts generally in 5s; calyx tube < lobes; corolla < 2 cm, narrow-funnel-shaped, lobes spreading, < tube, entire, with fringes on adaxial surface near base, nectary pits 0 (nectaries on lower corolla tube); ovary sessile; style ± 0, stigmas 2, persistent.
± 275 species: ± worldwide, especially temperate to alpine, except Africa. (Latin: little Gentiana) [Nesom 1991 Phytologia 70:1–20]
Unabridged references: [Gillett 1957 Ann Missouri Bot Gard 44:195–269; Nesom 1991 Phytologia 70:1–20.]
Previous taxon: Gentiana setigera
Next taxon: Gentianella amarella subsp. acuta
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Apr 20 2015
Citation for this treatment: [Author of taxon treatment] 2013. Gentianella, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=9248, accessed on Apr 20 2015
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