Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 68American Philosophical Society, 1929 |
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Сторінка v
... scree - wanderer . FIG . 2. - Pentstemon fruticosus Rydb . , a scree - creeper or a scree- trailor FIG . 3. - Oxytropis splendens Dougl . , a scree - stretcher FIG . 4. Saxifraga Tolmiei Torr . & Gray , a scree - coverer FIG . 5 ...
... scree - wanderer . FIG . 2. - Pentstemon fruticosus Rydb . , a scree - creeper or a scree- trailor FIG . 3. - Oxytropis splendens Dougl . , a scree - stretcher FIG . 4. Saxifraga Tolmiei Torr . & Gray , a scree - coverer FIG . 5 ...
Сторінка 17
... scree - wanderers ( Schuttwanderer ) with elong- ated , horizontal shoots which grow through the stony mate- rials ; ( 2 ) The scree - creepers or trailers ( Schuttüberkriecher ) , which grow over the loose rocks by means of rootless ...
... scree - wanderers ( Schuttwanderer ) with elong- ated , horizontal shoots which grow through the stony mate- rials ; ( 2 ) The scree - creepers or trailers ( Schuttüberkriecher ) , which grow over the loose rocks by means of rootless ...
Сторінка 21
... Scree - coverers ( Schuttdecker ) . The plants of this class form broadly spreading shoots . The spreading branches are rooted beneath and from them arises short , upright , leafy and flower - bearing shoots . Three of the scree plants ...
... Scree - coverers ( Schuttdecker ) . The plants of this class form broadly spreading shoots . The spreading branches are rooted beneath and from them arises short , upright , leafy and flower - bearing shoots . Three of the scree plants ...
Зміст
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