326 



BRITISH PLANTS 



Hippocrepis comosa (horse-shoe 

 vetch), 260 



Hippophae rhamnoides (sea-buck- 

 thorn), 281, 282 



Hippuris vulgaris (mare's-tail), 237, 

 239 



Hog weed Heradeu m Sphondylium 



Holcus lanatus (Yorkshire fog), 263 ; 

 mollis (soft grass), 271 



Holly Ilex Aquifolium 



Honeysuckle Lonicera Peridyme- 

 num 



Hop Humulus Lupulus 



Hordeum maritimum (sea-barley), 

 279 ; murinum (wall-b.), 295 



Horehound, black Ballota nigra 



Hornbeam Carpinus Betula 



Horned pond weed -Zannichellia 

 spp. ; poppy Glaucium luteum 



Hornwort Ceratopliyllum demer- 

 sum 



Horse-chestnut JEscidus Hippocas- 

 tanum ; -shoe vetch Hippocrepis 

 comosa ; -tail Eqmsetum spp. 



Hottonia palustris (water-violet), 

 237, 239 



Hound's-tongue Cynoglossum offi- 

 cinale 



Houseleek Sempervivum tectorum 



Humulus Lupulus (hop), 214, 293 



Hutchinsia petrcea, 290 



Hyacinth, wild Scilla nutans 



Hydrocharis Morsus-iance (frogbit), 

 237 



Hydrocotyle vulgaris (marsh- penny- 

 wort), 245, 247, 251 



Hyoscyamus niger (henbane), 282 



Hypericum Elodes (marsh St. John's- 

 wort), 242 ; perforatum (ccmmon 

 St. J:), 294 ; pulchrum (upright 

 St. J.), 296 ; quadrangulum, 245 ; 

 tetrapterum (St. Peter's- wort), 245 



Hypochceris radicata (cat's-ear), 264 



Iceland-moss Cetraria islandica 

 Ilex Aquifolium (holly), 269, 270, 271 

 Impatiens fulva (orange-flowered 



balsam), 215, 241 

 Inula Conyza (ploughman's-spike- 



nard), 261, 272, 282 ; crithmoides 



(golden samphire), 284* 285 ; 



dysenterica (common flea-bane), 



294 ; salicina, 214 

 Iris fcetidissima (foetid iris), 272, 



282 ; Pseudacorus (yellow flag), 



242, 245 

 Isoetes lacustris (quillwort), 238 



Ivy, common Hedera Helix; 

 ground Nepeta Glechoma 



Jack-by-the-hedge Alliaria ofpci- 

 nalis 



Jacob's-ladder Polemonium cceru- 

 leum 



Jasione montana (sheep's-bit sca- 

 bious), 291 



1 Juncus spp. (rushes), 253, 254 ; 

 articulatus, 246 ; biglumis, 287 ; 

 bufonius, 241 ; conglomerate, 246, 

 251 ; effusus, 251 ; Gerardi, 279 ; 

 obtusiflorus. 245, 247 ; squarrosus, 

 251 ; supinus, 246 ; trifidus. 288, 

 289 



Juniper Juniperus communis 

 \ Juniperus communis (juniper), 261, 

 271, 273, var. nana, 288 



| Kale, sea Crambe maritima 

 Kidney- vetch Antliyllis Vulneraria 

 Knapweed Centaurea spp. 



i Knautia arvensis (field-scabious), 298 



! Knot-grass Polygonum aviculare 

 Kobresia caricina, 259 



i Kceleria cristata, 260 



Lactuca alpina (alpine sowthistle), 

 287 ; muralis (wall-lettuce), 290, 

 291 



Lady's - bedstraw Galium verum ; 

 fingers Anthyllis Vulneraria ; 

 slipper-orchid cypripedium Col- 

 ceolus ; smock Cardamine pra- 

 tensis : tresses Spiranthes spp. 



Lamb's - lettuce Valeriandla oli- 



toria 



I Laminar ia, 277 



j Lamium" album (white deadnettle), 

 216, 294 ; Galeobdolon (yellow d., 

 archangel), 270, 294 ; purpureum 

 (red d.), 294 



Lapsana communis (nipplewort), 

 216, 263, 294 



Larch Larix 



Larix (larch), 273, 274 



Lathrcea squamaria (toothwort), 269, 

 294 



Lathyrus pratensis (meadow-pea), 

 263, 293 



Laurel, cherry Prunus Lauro-cera- 

 sus ; spurge Daphne Laureola 



Lavatera arborea (tree-mallow), 284 



Lemna gibba (thick-leaved duck- 

 weed), 237 ; minor (small d.), 233, 

 237 ; trisulca (ivy-leaved d.), 237 



