КНИГИ НА АНГЛИЙСКИЙ ЯЗЫКЕ, ИМЕЮЩЕЕ ОТНОШЕНИЕ К СЛОВУ «PENTASTICHOUS»
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pentastichous в следующих библиографических источниках. Книги, относящиеся к слову
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1
Transactions: Botany. Second Series
Pentastichous or Quincuncial. — This arrangement is one in which the parts of a
whorl constitute one cycle of that leaf-order. Each successive member is at an
angular distance of 144° from the next in order. It appears to be the commonest in
...
Linnean Society of London,
1880
2
Transactions of the Linnean Society of London: Botany
This plant seems to connect the genus Pentasticha with Fuirena, to which genus
the only known species of Pentasticha, P. stricta, Turcz., was originally referred
by Kunth. In the younger spikelets the pentastichous arrangement of the glumes
is ...
Linnean Society of London,
1887
3
Class Book of Botany: Being an Introduction to the Study of ...
Thus, in the pentastichous cycle we make two turns round the stem, and
encounter five leaves besides the first (Figs. 210 and 211). The arrangement has,
therefore, been marked by a fraction, of which the numerator indicates the
number of ...
John Hutton Balfour,
1852
4
Journal of the Transactions of the Victoria Institute, Or ...
All the leaves on the branch are arranged in five vertical rows : from this fact such
an arrangement has been called pentastichous. Obs. 2. The imaginary line
traced by the finger in passing from leaf to leaf successively is a spiral line. Obs. 3
.
5
Transactions of the Linnean Society
divergence of the fronds gradually passes into the pentastichous; and the until
now solitary vascular bundle gives off branches to each frond. These run up the
stem in a wavy manner, anastomose laterally at the points of origin of the fronds,
...
6
The Selborne Magazine and "Nature Notes".
All the leaves on the branch are arranged in five vertical rows ; from this fact such
an arrangement has been called pentastichous. Obs. 2. The imaginary line
traced by the finger in passing from leaf to leaf successively is a spiral line. Obs. 3
.
7
Journal of Botany: British and Foreign
Pothos, Pothoideum, Heteropsis, and some species of Philodendron branch
monopodially, while in all other cases a sympode is formed. Phyllotaxy. — In a
few genera the leaves are distichous, but as a general rule they are
pentastichous.
The following observations will result from this examination : — Obs. L Ail the
leaves on the branch are arranged in five vertical rows : from this fact such an
arrangement has been called pentastichous. Obs. 2. The imaginary line traced by
the ...
9
Journal of the Royal Horticultural Society
from this fact such an arrangement has been called pentastichous. Obs. 2. The
imaginary line ,traced by the finger in passing from leaf to leaf successively is a
spiral line. Obs. 8. This spiral line coils twice round the stem before arriving at the
...
10
Outlines of Botany: Designed for Schools and Colleges
divergence is one-third of the circumference of the circle, or 120° ; the fraction {»
applies to the Pentastichous or Quincuncial arrangement (Fig. 89, p. 85), a. very
common one among Exogens, in which the sixth leaf is immediately over the first,
...
John Hutton Balfour,
1862