Ph 
Vs 
Asexual form (Aglaozonia, Zan.) 
A. veptams, Crn. Rare. | . 
Fig.: Harvey I, 36 [as Zonaria parvula]. Plate XVI, 61. 
District: Port Erin; Fleshwick Bay. “Ph o. 
Zone: M.T. zone and below. aa 
Occurrence: February to September. . 
Reproduction : Sporangia in Spring and Summer. 
Notes: Found on stones in shallow pools, but also on stones dredged 
from deep water. 
: Sub-Order. -FUCINEAE. 
Fam. FUCACEAE. 3 
Gen. Fucus, Dene. et Thur. 
F. cevanoides, L. Not uncommon. 
ies: Elarvey I, rr. 
District: Port Erin; Port St. Mary; Fleshwick Bay. 
Zone: H.W.O.N.T. and L.W.O.N.T. 
Occurrence: Perennial. ; 
Reproduction: Autumn and Winter. 
Notes: Only found where fresh water runs down from the land. 
F. spiralis L., var. platycarpus, Thur. Common. 
Fig.: Oltmanns II, p. 191 [as F. platycarpus]. 
District : In all districts. 
Zone 2-H .W-.O.N.T. 
Occurrence: Perennial. 
Reproduction: From March until November. 
Notes: Generally forms a definite zone below the Pelvetia zone and 
above the Ascophyllum zone. 
F. vesiculosus, L. Common. 
bie, : Harvey I, ro. 
District : In all districts. 
Zone: M.T. zone and above. — 
Occurrence: Perennial. cae aan 
Reproduction: At all times; most abundant in June and July. 
Notes: Sometimes occurs in isolated patches but frequently forms 
a distinct zone (Pooyllvaaish). ~ - 
F. servatus, L. Abundant. 
Ee? 2 larvey 1, 12. 
District : In all districts. 
Zone: M.T. zone and below. 
Occurrence: Perennial. } 
Reproduction: Autumn and Winter; occasional in Spring and Summer. 
Notes: Forms distinct zone immediately above the Laminaria zone 
except when Himanthalia lovea is present. | 
