Roderick W Rogers - members.westnet.com.au - Westnet
Roderick W Rogers - members.westnet.com.au - Westnet
Roderick W Rogers - members.westnet.com.au - Westnet
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Lichens of Subtropical Queensland R.W.<strong>Rogers</strong><br />
Peltula<br />
Thallus of variable squamules, usually olive in colour but one yellow, on soil and rocks in arid locations.<br />
Phyllopsora<br />
1. Thallus growing on soil 2<br />
Thallus growing on rock 3<br />
2. Thallus yellow P. radicata<br />
Thallus olive P. patellata<br />
3. Thallus sorediate P. euploca<br />
Thallus without soredia 4<br />
4. Thallus more or less erect, club-shaped P. clavata<br />
Thallus squamulose or areolate 5<br />
5. Thallus more or less crustose P. placodizans<br />
Thallus squamulose to peltate 6<br />
6. Thallus peltate, distinctly stalked P. omphaliza<br />
Thallus squamulose to subfruticose, not stalked P. obscurans<br />
Small finely divided squamules bearing inconspicuous apothecia. Species from Queensland are poorly<br />
understood.<br />
Placynthium<br />
A genus of inconspicuous rock and soil surface lichens with septate spores<br />
Psora<br />
Placynthium nigrum (Huds.) Gray<br />
A genus of squamulose lichens with sessile to adnate apothecia.<br />
Ramalinora<br />
Thallus pink-brown, apothecia marginal,upper surface smooth or irregularly cracked, with fine<br />
rhizoids below P. crenata (Taylor) Reinke<br />
Thallus grey, apothecia laminal, upper surface regularly crystalline, with thick rhizines below<br />
P. crystallifera (Taylor) Müll. Arg.<br />
Endemic to Queensland and found on exposed red earths in moist areas.<br />
Ramalinora gl<strong>au</strong>cescens (Müll. Arg.) Lumbsch, Rambold & Elix<br />
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