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Aegialitis annulata

Overview

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Interesting Facts

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Description

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Family Plumbaginaceae

Shrublets , shrubs , or herbs. Stems striate or reduced to a caudex . Leaves simple , alternate or basal, sessile or petiolate but petiole usually indistinct from blade ; stipules absent; leaf blade entire or rarely pinnately lobed , with chalk glands on both surfaces. Inflorescences terminal or axillary , unbranched or branched, spicate , spicate-racemose, subcapitate , capitate, or paniculate , arranged into complanate spikes if branched, all composed of 1--10 or more cymules or helicoid cymes; cymules or helicoid cymes usually known as spikelets , 1--5-flowered; bracts 1 at base of each spikelet; bractlets 1 or 2 at base of each flower. Flowers bisexual , actinomorphic , sessile or very shortly pedicellate . Calyx persistent , hypogynous, tubular to funnelform , 5-ribbed, 5-lobed. Corolla hypogynous, petals connate but sometimes only at base, lobes or segments 5 and twisted. Stamens opposite corolla lobes, hypogynous or inserted at corolla base; anthers 2-locular, dehiscing longitudinally. Pistil 1. Ovary superior, 1-locular. Styles 5, free or connate. Stigmas 5. Ovule 1, pendulous from a basal funicle. Capsules usually enclosed within calyx. Seeds 1 per capsule; embryo straight, surrounded by thin starchy endosperm.

About 25 genera and 440 species: worldwide, main diversity in C Asia and Mediterranean region; seven genera and 46 species (11 endemic) in China.[1]

Habitat

Biome: Marine .

Ecology: This species is found in the downstream estuarine zone in the mid to high intertidal region. It is a small shrub that lives in clumps . It is shade intolerant .[2].

List of Habitats :

Taxonomy

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Notes

Publishing author : R.Br. Publication : Prodr. Fl. Nov. Holland. i. 426. 1810 [27 Mar 1810]

Similar Species

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Members of the genus Aegialitis

ZipcodeZoo has pages for 0 species, subspecies, varieties, forms, and cultivars in this genus:

More Info

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Further Reading

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Notes

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Contributors

Data Sources

Accessed through GBIF Data Portal March 15, 2008:

Identifiers

Footnotes

  1. Tse-Hsiang Pen & Rudolf V. Kamelin "Plumbaginaceae". in Flora of China Vol. 15 Page 190. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
  2. Ellison, J., Koedam, N.E., Wang, Y., Primavera, J., Jin Eong, O., Wan-Hong Yong, J. & Ngoc Nam, V. 2010. Aegialitis annulata. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.2. <www.iucnredlist.org>. Downloaded on 30 January 2012. [back]
Last Revised: 7/21/2012