41. It had anatomical features intermediate between those of the bryophytes and vascular plants or tracheophytes. 42. The vascular plants in Pirin National Park include 1315 species of 94 Circumboreal floristic regions. 43. Trilete spores similar to those of vascular plants appear soon afterwards, in Upper Ordovician rocks. 44. In contrast, they have no effect on the plastids of the highly developed vascular plants . 45. Vascular plants from terrestrial sources tend to have C / N ratios greater than 20.46. The cordillera has one of the highest concentrations of vascular plant species yet unknown to science. 47. His specialty was the morphology of vascular plants . 48. The following diagram shows a likely phylogenic placement of eusporangiate fern classes within the vascular plants . 49. The evolution of vascular plants ( Cooksonia ) allowed plants to gain a foothold on land. 50. It contains more than 1630 vascular plant species.
