A HISTORY OF CORNWALL SPHACELARIACEJE Sphacelaria radicans, Harv. Par, Prid- mouth, Falmouth, Penzance, Sennen Cove olivacea, Pringsh. Par, Pridmouth cirrhosa, Ag. Fa/mouth, Lizard var. pennata, Hauck. Looe, Padstow, Fa/mouth, Penzance var. fusca, Holm. & Batt. Padstow, Fa/mouth, Penzance, Land's End
- plumula, Zan. Pridmouth, Falmouth
Halopteris *filicina, Ktttz. Boscastle, Pad- stow, Looe, Falmouth, Penzance Stypocaulon scoparium, Kutz. Loot, Pad- stow, Falmouth, Penzance, Scilly Isles MYRIONEMACEJE Myrionema *aecidioides, Sauv. Falmouth Ulonema rhizophorum, Fosl. Falmouth, Lizard Chilionema *Nathaliae, Sauv. Looe Ascocyclus orbicularis, Magn. Scilly Isles
- sphaerophorus, Sauv. Scilly Isles
Ralfsia clavata, Crn. Fowey, Falmouth, Penzance CHORDARIACE.S Spermatochnus *paradoxus, Rke. Torpoint, Falmouth Stilophora *Lejolisii, Rke. Looe, Falmouth (?) Chordaria divaricata, C. Ag. Falmouth Mesogloia *G'riffithsiana, Grev. Falmouth, Penzance Castagnea Zosterae, Thur. Penzance, Scilly Isles Petrospongium *BerkeIeyi, N2g. Boscastle, Padstow, Looe, Penzance SPOROCHNACE.S: Sporochnus *pedunculatus, C. Ag. Tor- point, Falmouth Carpomitra *Cabrerz, Ktitz. Fowey, Pen- ^ zance CHORDACE.E Chorda filum, Stackh., var. thrix, W. Hook. Penzance
- tomentosa, Lyngb. Boscastle
LAMINARIACE^ Laminaria saccharina, Lamx. Fowey, Falmouth, Penzance var. phyllitis, Le Jol. St. Minver, Looe Saccorhiza bulbosa, De la Pyl. Cawsand, Fowey, Looe, Padstow, Falmouth, Penzance Alaria esculenta, Grev. Boscastle, Fowey, Falmouth, St. Ives, Padstow, Lizard, Penzance, Land's End CUTLERIACEJE, Thur. Cutleria multifida, Grev. Falmouth f. reptans, Reink. Fowey, Padstow, Falmouth, Penzance FUCACEJE Fucus ceranoides, Linn. Fowey, Falmouth FUCACE.S: (continued) Fucus platycarpus, Thur. Fowey, Penzance var. spiralis (Linn.) Fowey, Falmouth vesiculosus, Linn., var. sphaerocarpus, J. Ag. Cornwall serratus, Linn., var. angustifrons, Stackh. Falmouth var. integer, Turn. St. Ives Bifurcaria *tuberculata, Stackh. Boscastle, Padstow, Looe, Fowey, Falmouth, Lizard, St. Ives, Penzance Himanthalia lorea, Lyngb. Looe, Fowey, Padstow, Lizard Cystoseira *ericoides, C. Ag. Whitsand Bay, Looe, Padstow, Falmouth, Pen- zance
- granulata, C. Ag. Looe, Fowey, Pad-
stow, Falmouth, Penzance
- discors, C. Ag. Padstow, Falmouth
fibrosa, C. Ag. Looe, Padstow, Fal- mouth, Penzance TILOPTERIDACE./E Tilopteris Mertensii, Ktltz. Mount Edg- cumbe, Falmouth, Penzance Akinetospora *pusilla, Born. Cawsand, Boscastle, Newquay, Penzance, Land's End DICTYOTACE./E Dictyota dichotoma, Lam., var. implexa, J. Ag. Padstow, Falmouth var. latifrons, Holm. & Batt. Fal- mouth, Penzance, Scilly Isles Taonia *atomaria, J. Ag. Padstow, Pen- zance Padina *pavonia, Gaill. Boscastle Dictyopteris *polypodioides, Lamx. St. Austell Bay RHODOPHYCE^: PORPHYRACE.S: Goniotrichum *elegans, Le Jol. Padstow Erythropeltis *discigera, Sch., var. Flustrae, Batt. Scilly Isles Erythrotrichia carnea, J. Ag. Looe, Fowey, Falmouth, Penzance
- ciliaris, Batt. Scilly Isles
- Bertholdi, Batt. Falmouth, Helford,
Scilly Isles
- ceramicola, Ralfs. Falmouth, Penzance
- Boryana, Berth. Scilly Isles
Bangia fusco-purpurea, Lyngh., var. crispa, Holm. & Batt. Padstow
- lutea, J. Ag. Marazion (B.M.)
Porphyra leucosticta, Thur. Mount Edg- cumbe, Falmouth, Scilly Isles linearis, Grev. Pridmouth, Falmouth, Penzance HELMINTHOCLADIACEJE Acrochaetium microscopicum, Nag. Kyn- ance, Penzance 86
