| Preview pict. | Species, Subspecies, or Variety |
Family | |
Photos from |
 |
Ulex / Gorse (2 Taxa) |
| Fabaceae / Legumes | | |
|
Ulmus / Elm (3 Taxa + 2 Syn.) |
| Ulmaceae / Elm Fam. | | |
|
Ulva lactuca / Sea Lettuce |
| Ulvales / Green Algae | | NL
|
|
Ulvales / Green Algae (7 Taxa) |
| Ulvales / Green Algae | | |
|
Umbilicaria / Rock Tripe (2 Taxa) |
| Lecanorales / Lichens | | |
|
Umbilicus / Navelwort (4 Taxa) |
| Crassulaceae / Stonecrop Fam. | | |
|
Unknown_bush / Bush (9 Taxa) |
| {???} / {Unknown_Family} | | |
|
Unknown_plant / Plant (8 Taxa) |
| {???} / {Unknown_Family} | | |
|
Urginea / Sea Squill (3 Syn.)
|
| Liliaceae / Lily Fam. | | |
|
Urospermum / Sheep's Beard, Goldenfleece (2 Taxa) |
| Asteraceae / Composite Fam. | | |
|
Urtica / Nettle (7 Taxa + 2 Syn.) |
| Urticaceae / Nettle Fam. | | |
|
Utricularia / Bladderwort (7 Taxa + 2 Syn.) |
| Lentibulariaceae / Bladderwort Fam. | | |
|
udensis, Salix / Japanese Fantail Willow |
| Salicaceae / Willow Fam. | | D
|
|
udicola, Cardamine / Marsh Bitter-Cress |
| Brassicaceae / Crucifers | | A
|
|
udum agg., Taraxacum / Marsh Dandelion |
| Asteraceae / Composite Fam. | | D
|
|
uliginosa (1 Taxon + 2 Syn.) |
| | | |
|
uliginosum (4 Taxa + 1 Syn.) |
| | | |
|
uliginosus (1 Taxon + 1 Syn.) |
| | | |
|
ulmaria, Filipendula / Meadowsweet |
| Rosaceae / Rose Fam. | | A
D
|
|
ulmifolius subsp. sanctus, Rubus −−> Rubus sanctus
|
| Rosaceae / Rose Fam. | | GR
I
|
|
ulmifolius, Rubus / Elmleaf Bramble |
| Rosaceae / Rose Fam. | | E
|
|
umbellata (3 Taxa) |
| | | |
|
umbellatum agg., Ornithogalum / White Star of Bethlehem |
| Liliaceae / Lily Fam. | | Chi
F
Rho
Sam
|
|
umbellatum s.str., Ornithogalum −−> Ornithogalum angustifolium
|
| Liliaceae / Lily Fam. | | D
F
Rho
|
|
umbellatum subsp. campestre, Ornithogalum −−> Ornithogalum angustifolium
|
| Liliaceae / Lily Fam. | | D
F
Rho
|
|
umbellatum (3 Taxa) |
| | | |
|
umbellatus, Butomus / Flowering Rush |
| Butomaceae / Flowering Rush Fam. | | D
S
|
|
umbelliformis, Artemisia / Yellow Genipi |
| Asteraceae / Composite Fam. | | A
|
|
umbellulata, Aegilops / Umbel Goatgrass |
| Poaceae / Grass Fam. | | Sam
|
|
umbellulatum, Triticum −−> Aegilops umbellulata
|
| Poaceae / Grass Fam. | | Sam
|
|
umbrata, Myosotis arvensis subsp. / Common Forget-me-not |
| Boraginaceae / Borrage Fam. | | A
D
|
|
umbrosa subsp. neesii, Scrophularia / Green Figwort |
| Scrophulariaceae / Figwort Fam. | | D
|
|
umbrosa (3 Taxa) |
| | | |
|
umbrosum, Hieracium / Shade Hawkweed |
| Asteraceae / Composite Fam. | | D
|
|
umbrosus (1 Taxon + 1 Syn.) |
| | | |
|
uncialis, Cladonia / Cup Lichen |
| Lecanorales / Lichens | | S
|
|
uncinata (2 Taxa + 2 Syn.) |
| | | |
|
undata, Drimia / Undulate Sea Squill |
| Liliaceae / Lily Fam. | | Mal
|
|
undulata (1 Taxon + 4 Syn.) |
| | | |
|
undulatifolia, Tulipa / Tulip |
| Liliaceae / Lily Fam. | | Chi
Les
Sam
|
|
undulatum agg., Plagiothecium / Undulate Plagiothecium Moss |
| Musci / Mosses | | D
S
|
|
undulatum (3 Taxa) |
| | | |
|
unedo, Arbutus / Strawberry Tree |
| Ericaceae / Heather Fam. | | Cor
D
GR
HR
I
Rho
|
|
ungeri, Silene / Unger's Campion |
| Caryophyllaceae / Campion Fam. | | GR
Kef
|
|
unguicularis subsp. carica, Iris / Winter-Blooming Iris |
| Iridaceae / Iris Fam. | | Kef
Rho
|
|
unguicularis subsp. cretensis, Iris / Winter-Blooming Iris |
| Iridaceae / Iris Fam. | | Kre
|
|
unguicularis, Iris / Winter-Blooming Iris |
| Iridaceae / Iris Fam. | | GR
|
|
unguiculata, Malva / Bryony-Leaved Tree-Mallow |
| Malvaceae / Mallow Fam. | | GR
|
|
uniflora subsp. glareosa, Silene −−> Silene vulgaris subsp. glareosa
|
| Caryophyllaceae / Campion Fam. | | A
|
|
uniflora subsp. prostrata, Silene −−> Silene vulgaris subsp. prostrata
|
| Caryophyllaceae / Campion Fam. | | E
F
|
|
uniflora (6 Taxa + 2 Syn.) |
| | | |
|
uniflorum (3 Taxa + 2 Syn.) |
| | | |
|
uniflorus subsp. aragonensis, Erigeron −−> Erigeron aragonensis
|
| Asteraceae / Composite Fam. | | F
|
|
uniflorus (1 Taxon + 1 Syn.) |
| | | |
|
uniglumis, Eleocharis / Spike Rush |
| Cyperaceae / Sedge Fam. | | D
IRL
|
|
unisiliquosa subsp. biflora, Hippocrepis −−> Hippocrepis biflora
|
| Fabaceae / Legumes | | I
Mal
|
|
unisiliquosa, Hippocrepis / One-Flowered Horseshoe Vetch |
| Fabaceae / Legumes | | Chi
D
Rho
|
|
uplandicum (1 Taxon + 1 Syn.) |
| | | |
|
urbanum (3 Taxa) |
| | | |
|
urbica var. rhombifolia, Oxybasis −−> Chenopodium rhombifolium
|
| Chenopodiaceae / Goosefoot Fam. | | D
|
|
urbica, Oxybasis −−> Chenopodium urbicum
|
| Chenopodiaceae / Goosefoot Fam. | | D
|
|
urbicum var. intermedium, Chenopodium −−> Chenopodium rhombifolium
|
| Chenopodiaceae / Goosefoot Fam. | | D
|
|
urbicum, Chenopodium / City Goosefoot |
| Chenopodiaceae / Goosefoot Fam. | | D
|
|
urceolata, Polysiphonia / Pitcher Siphon Weed ? |
| Rhodophytina / Red Algae | | S
|
|
urens (3 Taxa) |
| | | |
|
urrielense, Helianthemum / Mount Urriellu Rock-Rose |
| Cistaceae / Rockrose Fam. | | E
|
|
ursinum, Allium / Ramsons |
| Liliaceae / Lily Fam. | | D
F
|
|
urticifolia (1 Taxon + 1 Syn.) |
| | | |
|
urvillei, Knautia integrifolia subsp. / Urville's Widow Flower |
| Dipsacaceae / Teasel Fam. | | Rho
|
|
usitatissimum, Linum / Flax |
| Linaceae / Linseed Fam. | | A
D
|
|
utriculata (1 Taxon + 1 Syn.) |
| | | |
|
utriculosa, Gentiana / Bladder Gentian |
| Gentianaceae / Gentian Fam. | | D
HR
SLO
|
|
uva-crispa, Ribes / Gooseberry |
| Saxifragaceae / Saxifrage Fam. | | D
F
GR
S
|
|
uva-ursi, Arctostaphylos / Bearberry |
| Ericaceae / Heather Fam. | | E
F
HR
S
|
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Genus with more than one available species has been opened.