. Ferns: British & foreign. The history, organography, classification, and enumeration of the species of garden ferns with a treatise on their cultivation, etc. etc. Ferns. 206 lEENS : BEITISH AJJD 106. ONOCIiEA, L. Vernation Tiniserial, distant; sarmentmn hypogseous. Sterile fronds sub-bipinnatifid; veins reticulated. Fertile fronds bipinnate; veins free; pinnules contracted, sessile; margins conniving, forming unilateral spikes (pinnae) of globose, bac- ciform segments, each com- pactly fiUed with sporangia, which rise from four to six punctiform, medial receptacles. Special i/
. Ferns: British & foreign. The history, organography, classification, and enumeration of the species of garden ferns with a treatise on their cultivation, etc. etc. Ferns. 206 lEENS : BEITISH AJJD 106. ONOCIiEA, L. Vernation Tiniserial, distant; sarmentmn hypogseous. Sterile fronds sub-bipinnatifid; veins reticulated. Fertile fronds bipinnate; veins free; pinnules contracted, sessile; margins conniving, forming unilateral spikes (pinnae) of globose, bac- ciform segments, each com- pactly fiUed with sporangia, which rise from four to six punctiform, medial receptacles. Special i/ndusvum lateral, very membranous. 1. O. sensibilis, lAm,.; Schk. Fil. t. 102 ; Hooh. Gen. Fil. 4,82; Lowe's Ferns, 6, *. 1. Ono- clea obtusiloba, Schh. Fil. t. 103. — Noi-th America. Genus 105. —Pinna of barren frond. No. i. 107. , Presl; Fee. Vernation uniserial, sarmentum hypogasous. Fronds distant, siauose-pinnatifid or subpinnate, 1-1^ foot iigh, the fertile contracted. Veins of the sterile frond uniform reticulated; fertile segments rachiform, costal anastomoses trans- verse-elongated, sporangiferous. Bec^tacles elongated .medial. Sori linear, contiguous, in a costal row. coming reflezed. Indusiwm YaxHtei, involute, be- oenns 107.—Barren pmna, under Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smith, John, 1798-1888. London, Hardwicke
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectferns, bookyear1866
