Scaphocalyx Ridl.

Genus

Angiosperms > Malpighiales > Achariaceae

Characteristics

Dioecious trees. Leaves alternate, triplinerved from the base, with many nerves at ± right angles from the midrib and ladder-like parallel to each other. Stipules not present. ♂ Flowers in axillary or slightly supra-axillary, few-flowered fascicles inserted on top of agglomerate, very short tubercles (i.e. reduced peduncles of an originally cymose inflorescence), both on young shoots and old wood. Pedicels elongate, very slender, articulated at the base. Bracts 0. Calyx membranous, closed in bud, spathaceous, reflexed in anthesis. Petals 5(-6), imbricate, narrow-oblong, slightly connate at the base, membranous, each provided with a narrow-triangular scale up to ⅓ of the length of the petal at the base inside. Stamens 5-6(-7); filaments subulate, covered with long, papillose, white hairs in their lower part, glabrous towards the filiform tip; anthers versatile, linear-oblong, shortly cordate at the base, dorsifix near the base. Rudiment of ovary 0. ♀ Flowers not yet known. Capsule rather large, indehiscent, globose, crowned by (4-)6-7(-8) minute stigmas, with several seeds embedded in a pulp; pericarp thin-leathery, fragile. Seeds ovoid-oblong, irregularly compressed, with membranous aril; testa smooth, rather hard; endosperm albuminous-oily; embryo straight; cotyledons vertical, reniform, foliaceous; radicula very thick, short, transverse as is the embryo.
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Sexuality dioecy
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Usage

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Cultivation

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Distribution

Scaphocalyx world distribution map, present in Iceland

Identifiers

LSID urn:lsid:ipni.org:names:16435-1
WFO ID wfo-4000034248
COL ID 63RBR
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Scaphocalyx

Lower taxons

Scaphocalyx parviflora Scaphocalyx spathacea