Morfogénesis de la fase sexual del helecho Lophosoria quadripinnata var. contracta (Lophosoriaceae)
Αποθηκεύτηκε σε:
| Συγγραφείς: | , , |
|---|---|
| Μορφή: | artículo original |
| Κατάσταση: | Versión publicada |
| Ημερομηνία έκδοσης: | 1997 |
| Περιγραφή: | The development and morphology of the gametophytes of the fern L. quadripinnata var. contracta are described from material collected in Robinson Crusoe Island (Juan Fernandez Archipelago, Chile). The spores were sown in Thompson medium (25 Petri dishes). Spore donnancy range was 1.5-20 days. germination pattero is Cyatheatype and the prothallial development Adiantum-type. The gametangia are typical of the leptosporangiate feros. This plant is monoecious. Sporophytes appeared after tbree months of culture. The two varieties differ in spore size, prothallus shape and number of antheridial ceUs. |
| Χώρα: | Portal de Revistas UCR |
| Ίδρυμα: | Universidad de Costa Rica |
| Repositorio: | Portal de Revistas UCR |
| Γλώσσα: | Español |
| OAI Identifier: | oai:portal.ucr.ac.cr:article/21089 |
| Διαθέσιμο Online: | https://revistas.ucr.ac.cr/index.php/rbt/article/view/21089 |