. Memoirs and proceedings of the Manchester Literary & Philosophical Society. • KV & * t k. ■ l1 • 1!? ^ 1 U nWtX*&£* iA. 56 LANG, Stele of the Shoot of hottes lacustris. PLATE IV. Photo 14. Slightly oblique transverse section of a stele withoutevident secondary thickening, showing the generalstructure, the continuity of primary phloem from leaf-trace to stem and the deep insertion of the leaf-tracexylem into the xylem of the stele. From the sameplant as the Photos in Plate III. ( x 67.) Photo 15. Continuity of primary phloem followed from stemto leaf-trace in a stem without any secondary
. Memoirs and proceedings of the Manchester Literary & Philosophical Society. • KV & * t k. ■ l1 • 1!? ^ 1 U nWtX*&£* iA. 56 LANG, Stele of the Shoot of hottes lacustris. PLATE IV. Photo 14. Slightly oblique transverse section of a stele withoutevident secondary thickening, showing the generalstructure, the continuity of primary phloem from leaf-trace to stem and the deep insertion of the leaf-tracexylem into the xylem of the stele. From the sameplant as the Photos in Plate III. ( x 67.) Photo 15. Continuity of primary phloem followed from stemto leaf-trace in a stem without any secondary sieve tubes are filled with callus. Cf. Photo 2. ( * 130-) Photo 16. Similar continuity of phloem shown in afunctionalleaf-trace of the plant also shown in Photo 2. Thismore highly magnified section shows the absence ofany secondary meristem and also the differentiation ofthe stele in relation to the apical meristem. ( x 130.) Photo 17. Part of a longitudinal section of another plant show-ing the deep insertion of the xylem of three leaf-tracesand the development of radially seiiated outer xylembetween them.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectscience, bookyear1888
