Pteralyxia

K.Schum. (1895)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Gentianales Family: Apocynaceae Genus: Pteralyxia

Description

Key Characters:

Growth Form: Glabrous trees with milky sap.

Stems: Thick branches, and conspicuous lenticels.

Roots:

Leaves: Leaves simple. Alternate. Blades oblanceolate or oblong–oblanceolate to broadly ovate, orbicular, or elliptic. Blades coriaceous. Margins entire. Lateral veins conspicuous, arising at nearly right angles to the midrib. Petiolate. Stipules absent.

Flowers: Flowers in congested, terminal, simple or compound cymes, becoming lateral by prolongation of axis. Flowers bisexual (perfect). Calyx 5-lobed, the lobes very broadly elliptic, imbricate, margins ciliate. Corolla salverform, 5-lobed, the tube cylindrical, the lobes pale yellow, narrowly oblanceolate. Stamens 5, inserted on the corolla tube just below the mouth but not exserted. Ovary superior, 2, distinct; ovules 2 per ovary, pendulous; styles and stigmas solitary, uniting the ovaries.

Fruit: Fruit drupaceous; bright red at maturity; firm and fleshy; obovoid to ellipsoid; usually only 1 of the ovaries maturing; the endocarp woody; boat–shaped with 2 prominent lateral wings; these solid or fenestrated; and 2(3) ridges or high crests on the flat side; these also solid to fenestrated. Seeds 1 per ovary; filling the endocarp.

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Island Status

Dispersal Agents


Pollinators

Bibliography

Name Published In: H.G.A.Engler & K.A.E.Prantl, Nat. Pflanzenfam. 4(2): 151 (1895)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date