Abstract
Breitung s.n. (DAO, TYPE); Bois tourbeux, Quebec, VieuxComptoir, 52? 37' N, 78? 42' W, E. Lepage 32,232 (DAO). The type specimen of f. anomalum has one of the lower pinnules of each of the two outer segments of the ternate normally sterile portion of the frond almost completely fertile. In addition five other pinnae scattered over the normally sterile portion of the frond also bear sporangia. The single isotype bears only a few sporangia on lower pinnules of the outer segments of the normally sterile portion. The type specimen of f. heterodoxum, in addition to the fertile panicle, bears scattered sporangia on the normally sterile portion of the frond. These sporangia are found mostly on the basal pinnules of the lower pinnae. The single paratype is one of two plants mounted on a sheet. One of the lower pinnules of a large outer segment of the ternate normally sterile portion of the frond is almost completely fertile. A few sporangia are also to be found on basal pinnules of the lower pinnae of the other two segments. The other specimen mounted on the sheet belongs to f. euro-
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
