Sundacarpus amarus

Sundacarpus amarus
Sundacarpus amarus
Systematics
Subdivision : Seed plants (Spermatophytina) Class : Coniferopsida Order : Conifers (Coniferales) Family : Stonecaceae (Podocarpaceae) Genre : Sundacarpus Type : Sundacarpus amarus
Scientific name of the  genus
Sundacarpus
( J.Buchholz & NEGray ) CNPage
Scientific name of the  species
Sundacarpus amarus
( Flower ) NEGray

Sundacarpus amarus is the only plant species of the monotypic genus Sundacarpus in the family of stone slices (Podocarpaceae).

description

Illustration from Atlas of Tree Species of Java , Figure 590

Vegetative characteristics

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especially the generative characteristics are only marginally described

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Sundacarpus amarus is an evergreen tree that reaches heights of 10 to 60 meters and trunk diameters of 12 to 140 centimeters. The small, spherical leaf heads are protected by 2 millimeter long scales.

The leaves are 4 to 12 (rarely up to 20) millimeters long in the youth phase, with a 3 to 5 millimeter long petiole and a 20 millimeter long trickle tip . Older plants have longer leaves that are about 5 to 15 inches long and 6 to 14 millimeters wide. Seedlings have three pairs of cotyledons ( cotyledons ).

Generative characteristics

The male cones are 15 to 35 millimeters long and 2.5 to 3.5 millimeters in diameter. The seeds are about 20 millimeters in diameter.

Occurrence

The distribution ranges from the northeast coast of the Australian state of Queensland (mainly the Atherton table land on basaltic soils at altitudes of 600 to 1200 meters), over New Guinea (very common there), the Moluccas ( Buru , Halmahera , Morotai ), the Lesser Sunda Islands ( Timor , Flores , western Sumbawa , Lombok ), through Java , central to southern Sulawesi (Bantaeng, formerly Bonthain), the Philippines ( Mindanao , Luzon ), on Borneo only in Sabah , to Sumatra .

Systematics

The first description of this species was in 1827 by Carl Ludwig Blume under the name ( Basionym ) Podocarpus amara in his work Enumeratio plantarum Javae et insularum adjacentium page 88. The new combination to Sundacarpus amarus (flower) CNPage was published in 1989 by Christopher Nigel Page as Sundacarpus amarus in Notes from the Royal Botanic Garden, Edinburgh , Volume 45, page 378. Synonyms for the species Sundacarpus amarus (flower) CNPage are: Podocarpus amara flower , Nageia amara (flower) F.Muell. , Stachycarpus amarus (F.Muell.) Gaussen , Prumnopitys amara (Blume) de Laub. , Podocarpus eurhyncha Miq. , Nageia eurhyncha (Miq.) Kuntze , Podocarpus dulcamara Seem. and Podocarpus pedunculatus F.M.Bailey . The specific epithets amarus for "bitter" and earlier dulcamarus for "bittersweet" refer to the taste of the leaves.

Podocarpus sect. Sundacarpus J. Buchholz & NEGray was published in 1948 by John Theodore Buchholz and Netta Elizabeth Gray in Journal of the Arnold Arboretum , Volume 29, page 57. It received the rank of a genus Sundacarpus (J.Buchholz & NEGray) CNPage in 1989 by Christopher Nigel Page in Notes from the Royal Botanic Garden, Edinburgh , Volume 45, page 378. Further synonyms for the genus Sundacarpus (J.Buchholz & NEGray) CNPage are: Stachycarpus sect. Sundacarpus , Prumnopitys Sect. Sundacarpus (J.Buchholz & NEGray) de Laub.

Some authors use the name Prumnopitys amara (flower) de foliage. accepted.

use

The wood is used.

swell

Individual evidence

1. ↑ ^{a b c d} data sheet Prumnopitys amara at Flora Malesiana .
2. ↑ Sundacarpus amarus in the IUCN Red List of Threatened Species 2019.1. Listed by: A. Farjon, 2011. Retrieved May 13, 2019.
3. ↑ ^{a b c} Sundacarpus at Tropicos.org. Missouri Botanical Garden, St. Louis, accessed on May 13, 2019.
4. ↑ Christopher J. Earle: Prumnopitys amara. In: The Gymnosperm Database. February 28, 2019, accessed May 13, 2019 .  

Web links

Commons : Sundacarpus amarus  - Collection of images, videos and audio files