 Sometimes the whole of the sori of each segment are included within a universal indusium which is formed by the revolute margin of fertile contracted fronds.  The Journal of Botany - Page 43by Sir William Jackson Hooker - 1842Full view - About this book
 | Edward Joseph Lowe - 1761 - 394 pages
...contains the sporangia, and opens exteriorly. Sometimes the whole of the sori of each segment are inclosed within a universal indusium, which is formed by the revolute margin of fertile contracted fronds. EJ LOWE. Obsereatory, Bccslon, May I5th., 1855. BRITISH AND EXOTIC, POLYPODIACE^. R. BROWX. THIS very... | |
 | Edward Joseph Lowe - 1856 - 286 pages
...coniains the sporangia, and opens exteriorly. Sometimes the whole of the sori of each segment are inclosed within a universal indusium, which is formed by the revolute margin of fertile contracted fronds. EJ LOWE. Observatory, Beeston, May \5th., 1855. CONTENTS OF VOL. I. I'lati. Page. ilyinnogramma ealomelanos... | |
 | 1858 - 814 pages
...the entire margin (or lobules of the frond) is changed in texture, and forms an accessory indusium. Sometimes the whole of the sori of each segment are...the revolute margin of fertile contracted fronds. The following account of the reproduction of the Ferns is given in a Report to the British Association... | |
 | Society for the diffusion of useful knowledge - 1858 - 808 pages
...of the frond) is changed in texture, and forms an accessory indusium. Sometimes the whole of the son of each segment are included within a universal indusium...the revolute margin of fertile contracted fronds. The following account of the reproduction of the Ferns is given in a Report to the British Association... | |
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