Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 68American Philosophical Society, 1929 |
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... collected by the writer . Fragaria glauca ( Wats . ) Rydb . , collected on the screes above Lake Agnes in the Canadian Rocky mountains has a deeply penetrating primary root at the summit of which a crown of pentafoliate compound leaves ...
... collected by the writer . Fragaria glauca ( Wats . ) Rydb . , collected on the screes above Lake Agnes in the Canadian Rocky mountains has a deeply penetrating primary root at the summit of which a crown of pentafoliate compound leaves ...
Сторінка 22
... collected by the writer . Cryptogramma acrostichoides R. Br . The parsley fern has a tufted habit with fertile fronds taller than the sterile . The numerous stipes are straw colored . This common fern grows abundantly on the screes ...
... collected by the writer . Cryptogramma acrostichoides R. Br . The parsley fern has a tufted habit with fertile fronds taller than the sterile . The numerous stipes are straw colored . This common fern grows abundantly on the screes ...
Сторінка 89
... collected by me comprise Leptodontium citrinum Hamp and Macromitrium sp . The polypody fern , Polypodium typicum Fee , was common on trees in the campos forest . A pepper plant , Peperomia trineura Miq . was collected as an epiphytic ...
... collected by me comprise Leptodontium citrinum Hamp and Macromitrium sp . The polypody fern , Polypodium typicum Fee , was common on trees in the campos forest . A pepper plant , Peperomia trineura Miq . was collected as an epiphytic ...
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Mans Future in the Light of His Past and Present By ALEŠ | 1 |
The Vegetation of the Screes or Talus Slopes of Western North | 13 |
Saxifraga Tolmiei Torr Gray a screecoverer | 20 |
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104 SOUTH FIFTH AMERICAN PHILOSOPHICAL SOCIETY amoeba Anax junius animals apple Babur Bābur's body botanical Bradbury Bradbury's Campos do Jordão carnivores cell division cell number changes chemical compounds Congress consolidation container Corixids death discovery disease ductless glands effect ether waves exuvia fact forest frequency genes genetics gravitation growth by increase growth factors growth in length gudermannian heat human hyperbolic angle hyps increase in cell influence instar interest Interstate Commerce Commission Jefferson larva larvæ lead Liverpool living Louis Mayfly Mayfly larvæ mean sealevel ment mitosis moults mountain Mousterian Nannothemis bella nature normal observed organism oxidation Oxyaena Palaeonictis paper Philadelphia photographs plate potential prehistory present protoplasm radians railroad Read April result root Rousseau savannas scree scree plants Serra short line silicate skeleton slide species specimen stimulated sulfhydryl talus tion tissue trees tuberculosis tumors vegetation