356 55*Tupha. 2. THAL ASSIOPH YTiE. Pt.cell.aph . 
Sea-shore. 
Thallus 5 inches long, stiff, slightly elastic. 
b. Thallus branched; branches leajlike, on the sides or tips . 
9. Tupha conica . Conical tuphe . 
Branches numerous, short, flattish, from the sides. 
Spongia Conus, Montagus Wcrn. Trans. 2, 85. 
Sea-shore. 
Thallus when dry dark yellowish brown ; texture rather 
coarse ; outside covered with short bristles. 
10. Tupha lobata. Lobed tuphe . 
Branches ovate, clustered. 
Spongia lobata, Montague Wern. Tr. 2, 85. 
Sea-shore. 
Thallus yellowish brown, 2 inches high ; branches ovate 
or oblong, from an irregular kind of stem. 
1 1 . Tupha perlcevis. Very-light tuphe . 
Thallus indeterminate; texture close; surface covered 
with blunt nipplelike prominences. 
Spongia perlaivis, Montague Wern. Tr. 2, 86. 
Sea-shore. 
Thallus yellow, when dry light brown ; texture similar 
to that of t. tomentosa, equally light, not so soft or crumbly, 
or so pale; nipples 1-Sth of an inch long. 
12. Tupha aur'ea. Golden tuphe. 
Thallus broad, flat, slightly divided at the tip. 
Spongia aurea, Montague Wern. Tr. 2, 86. 
Sea-shore, covering the stones at low r water. 
Thallus 2 inches high, 2 or 3 broad, orange-colour, when 
dry brown ; not so much divided as Ellis’s spongia pro- 
lifera. 
13. Tupha rigida. Stiff tuphe. 
Thallus blunt, rather flat, spreading, irregular, arising 
from a basis, generally a short stalk. 
Spongia rigida, Montague Wern. Tr. 2, 87. 
Sea-shore. 
Thallus about an inch high, orange-colour, which it 
partly retains on drying if tolerably freed from the paren- 
chyme; texture as coarse as that of common sponge. 
