Ocotea bucheri cristalensis

Description

Family Lauraceae

Shrubs to tall trees , evergreen or rarely deciduous ( Cassytha a parasitic vine with leaves reduced to scales ), usually aromatic . Leaves alternate, rarely whorled or opposite, simple , without stipules, petiolate . Leaf blade : unlobed (unlobed or lobed in Sassafras ), margins entire , occasionally with domatia (crevices or hollows serving as lodging for mites ) in axils of main lateral veins (in Cinnamomum ) . Inflorescences in axils of leaves or deciduous bracts, panicles (rarely heads ), racemes , compound cymes, or pseudoumbels (spikes in Cassytha ), sometimes enclosed by decussate bracts. Flowers bisexual or unisexual , bisexual only, or staminate and pistillate on different plants , or staminate and bisexual on some plants, pistillate and bisexual on others; flowers usually yellow to greenish or white, rarely reddish; hypanthium well developed, resembling calyx tube , tepals and stamens perigynous; tepals 6(-9), in 2(-3) whorls of 3, sepaloid , equal or rarely unequal, if unequal then usually outer 3 smaller than inner 3 (occasionally absent in Litsea ) ; stamens (3-) 9(-12), in whorls of 3, but 1 or more whorls frequently staminodial or absent; stamens of 3d whorl with 2 glands near base ; anthers 2- or 4-locular, locules opening by valves ; pistil 1, 1-carpellate; ovary 1-locular; placentation basal; ovule 1; stigma subsessile , discoid or capitate. Fruits drupes, drupe borne on pedicel with or without persistent tepals at base, or seated in ± deeply cup-shaped receptacle (cupule), or enclosed in accrescent floral tube . Seed 1; endosperm absent.

Genera ca. 50, species 2000-3000 (9 genera, 13 species in the flora ) : pantropical , a few species also in subtropical and temperate regions

Cassytha is sometimes placed in its own family , Cassythaceae; it is here retained in Lauraceae.Henk van der Werff "Lauraceae". in Flora of North America Vol. 3. Oxford University Press. Online at EFloras.org.

Taxonomy

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Domain: Eukaryota () - Whittaker & Margulis,1978
- Kingdom: Plantae () - Haeckel, 1866 - Plants
  - Subkingdom: Viridaeplantae () - Cavalier-Smith, 1981
    - Phylum: Magnoliophyta () - Sinnott, 1935 Ex Cavalier-Smith, 1998 - Flowering Plants
      - Subphylum: Euphyllophytina ()
        Infraphylum: Radiatopses () - Kenrick & Crane, 1997
        Class: Magnoliopsida () - Brongniart, 1843 - Dicotyledons
        Subclass: Magnoliidae () - Nov�k Ex Takhtajan, 1967
        Superorder: Lauranae () - (Perleb, 1826) Takhtajan, 1997
        Order: Laurales () - Perleb, 1826
        Suborder: Laurineae () - �
        Family: Lauraceae () - Durande, 1782, Nom. Cons. - Laurel Family
        Genus: Ocotea ()
        Specific epithet: bucheri - (Bisse) Imkhan.
        Botanical name: - Ocotea bucheri cristalensis (Bisse) Imkhan.