 | Sir Norman Lockyer - 1870 - 684 lehte
...S. ineaniis, the spines on the latter species being also much coarser. Again, the pollen of Silent acaulis is but half the size of that of S. alpina,...differ amongst each other according to the soil, &c. The pollen of Ajuga £w»nw»jir is yellow, but of A. pyramidale is usually white ; again, while the... | |
 | Royal Microscopical Society (Great Britain) - 1870 - 454 lehte
...size of that of 8. alpina, the latter having some beautiful markings in addition ; the pollen-grains of this genus differ from the usual caryophyllaceous...years ago, near Ashbourne, Derbyshire, a variety of Stdlaria Holostea having a dark purple pollen instead of the ordinary pale yellow. An example or two... | |
 | Sir Norman Lockyer - 1870 - 694 lehte
...tacanas, the spines on the latter species being also much coarser. Again, the pollen of Silent aeaulis is but half the size of that of S. alpina, the latter...COLOUR. — This is not so reliable a character for differentiatio» as the others noticed, since species differ amongst each other according to the soil,... | |
 | 1870 - 588 lehte
...beautiful markings in addition ; the pollen grains of this genus differ from the usual caryophylloceous type in not having the pits or depressions common...species differ amongst each other according to the soil, &e., of the place whore they have grown. I remember gathering some years ago, near Ashbourne, Derbyshire,... | |
 | Bowdoin College - 1870 - 428 lehte
...beautiful markings iu addition ; the pollen-grains of this genus differ from the usual caryophyllaccous type in not having the pits or depressions common in the order, so that the grains become spherical rnther than polyhedral. 4. Colour. This is not so reliable a character for differentiation as the others... | |
 | 1870 - 586 lehte
...beautiful markings in addition ; the pollen grains of this genus differ from the usual caryophyllaceons type in not having the pits or depressions common in the order, so that tho grains become spherical rather than polyhedral. 4. Coloui-.—This is not so reliable a character... | |
 | 1870 - 492 lehte
...Epilobium brachycarpvm with the larger pollen of E. Fleischeri or that of Senecio gallicus with S. incanus, the spines on the latter species being also...grains become spherical rather than polyhedral. 4. COLOTTB. This is not so reliable a character for differentiation as the others noticed, since species... | |
| |
Silene acaulis is but half the size of that of S. alpina, the latter having some beautiful markings in addition ; the pollen grains of this genus differ from the usual caryophyllaceous type in not having the pits or depressions common in the order, so... 