Hypnea spinella () Kütz. Description: Plants in cushionlike growths with individual erect branched axes poking up here and there, top of cushion thus. Hypnea spinella () Kütz. Synonyms: Sphaerococcus spinellus . Collection Localities: Hana Boat Harbor and Jetty · Kahinapohaku Fishpond. Kingdom: Protista. Phylum/Division: Rhodophyta. Class: Florideophyceae. Order: Gigartinales. Family: Hypneaceae. Genus: Hypnea. Species: H. spinella.
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Agardh Gigartina spinella C. Homotypic Synonym s Sphaerococcus spinellus C. Plants in cushionlike growths with individual erect branched axes spibella up here and there, top of cushion thus irregular in outline, usually to 2.
Distributional notes This species has been introduced into the Mediterranean Verlaque et al.
Secondary attachments frequent, if present, forming between branches in mid to upper parts of thallus. Back to Algae Species List. Transverse section of branch showing central filament surrounded by 5 pericentral cells. Hypnea species Gigartinales, Rhodophyta from the southeastner coast of Brazil based on molecular studies complemented with morphological analyses, hpnea descriptions of Hypnea edeniana sp. Rhodophyta, with additions to the Phaeophyceae and Chlorophyta.
Usually sterile, propagates mostly through fragmentation and vegetative growth. Rhizoidal tufts issuing from tips. Oceanographic Institute, Nha Trang, Vietnam: Marine plants of the Asian Pacific Region countries, their use and cultivation.
Published and distributed by the author. California Sea Grant College System. Guiry in Guiry, M. Diagnosen und Bemerkungen zu neuen oder kritischen Algen.
Agardh Greville Helminthochorton spinellum C. World-wide electronic publication, National University of Ireland, Galway. California Sea Grant College. Macroalgas marinas de Cuba. Verification of data Users are responsible for verifying the accuracy of information before use, as noted on the website Content page.
Relatively calm waters, high nutrients availability. Doubt has been expressed see De Toni, Eduard and Tamara Titlyanova etitlyanov mail. Branches with spine-like branchlets. Useful marine plants of the Asia-Pacific Region countries. Transverse section of branch showing small lateral branchlet. In shallow, calm waters in the reef flat.
Factors likely to influence Spread and Distribution: It is now widespread in the Mediterranean. Proceedings of the International Seaweed Symposium Type information Type locality: Taxonomy of Economic Seaweeds with reference to some Pacific species.
A biogeographical study of Laurencia and Hypnea species of the Macaronesian region. Citing AlgaeBase Cite this record as: Newly reported and revised marine algae from the vicinity of Nha Trang, Vietnam. Agardh Yoshida Systematics of Hypnea asiatica sp. Natural habitat Vietnam, lobster farm. Effects of increased CO2 levels on growth, photosynthesis, ammonium uptake and cell composition in the macroalga Hypnea spinella Gigartinales, Rhodophya.
Intertidal to subtidal, occasionally in turfs. Transverse section of branch showing small lateral branchlet. Taxonomy of Economic Seaweeds.