. Fig. 31.—A fertile branch of the Scots Fir, Pinus sylvestris, showing the small male cones, , and the larger female cones,/.r., also the foliage needles grouped in pairs. Drawn of two-thirds the natural size, linear. The lower figures relate to the male cone, a, A ripe male cone, slightly enlarged ; b, inner face of one of the scales of the male cone, showing the paired pollen-producing or stamen-like patches — much magnified; c, outer face of the same scale. 20

---

Size: 1752px × 2853px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookauthorlankestereray, booksubjectnaturalhistory, bookyear1915