The Botany of Iceland - 01.12.1949, Page 16

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EMIL HADAC
B. Alien plants and apophytes: Agrostemma Githago,
Sinapis arvensis, Raphanus Raphanistrum, Thlaspi arvense, Medicago
lupulina, Matricaria matricarioides, Senecio vulgaris, Cirsium ar-
vense, Phleum pratense, Urtica urens, Plantago major (typ.), Carum
Carvi, Trifolium repens, Ranunculus repens, Poa annua, Capsella
Bursa-pastoris, Achillea Millefolium, Vicia Cracca, Rumex dome-
sticus, and possibly some other species.
C. Extremely thermophilic species, growing at hot springs
only:
Ophioglossum vulgatum v. islandicum, Plantago major v. micro-
stachya.
D. Thermophilic species, growing on sunny slopes e. g. at
Herdísarvíkurfjall, Stakkavíkurfjall etc.: Linum catharticum, Suc-
cisa pratensis, Valeriana officinalis.
E. Lowland plants (i—200 m): Agropyrum repens, Polypodium
vulgare, Gentiana islandica, Litorella uniflora, Prunella vulgaris,
Anthyllis Vulneraria, Fragaria vesca, Equisetum limosum, Rhinan-
thus minor, Rhinanthus groenlandicus, Orchis maculatus, Paris qua-
drifolia, Arctostaphylos Uva-ursi, Veronica officinalis, Angelica
silvestris, Filipendula Ulmaria, Parnasia palustris, Caltha palustris,
Alopecurus geniculatus, Athyrium Filix-femina, Carex inflata, My-
riophyllum alterniflorum, Juncus bufonius, Subularia aquatica,
Carex Lyngbyei, Heleocharis palustris, Matricaria maritima, Epilo-
bium palustre, Lathyrus maritimus, Viola canina, Drosera rotundi-
folia, Poa nemoralis, Carex serotina, Juncus nodulosus, Dryopteris
Phegopteris, Dryopteris Filix-mas, Betula tortuosa, Sedum annuum,
Gentiana aurea, Alchemilla acutidens, Sparganium hyperboreum,
Corallorhiza trifida, Carex microglochin, Juncus balticus, Betula
nana, Tofieldia pusilla, Carex subspathacea, Carex saxatilis, Carex
maritima, Equisetum variegatum, Minuartia rubella, Kobresia myo-
suroides, Carex capillaris, Woodsia ilvensis, Ranunculus auricomus,
Rorippa islandica etc.
F. Vertical ubiquists (1—685 m): Oxyria digyna, Galium
pumilum, Taraxacum officinale coll., Cerastium caespitosum, Car-
daminopsis hispida, Alchemilla alpina, Deschampsia alpina, Poa al-
pina coll., Luzula spicata, Polygonum viviparum, Carex Bigelowii,