40 



THE LICHEN FLORA OF QUEENSLAND, 



?>. P. leucomela L. v. angustifolia, Mcy. et.Flot. (K + C + ). 



Thallus subcrespitose, fruticulose, of spreading, smooth, pale 

 blue-grey flat branclilets, curving and loosely imbricating? 

 bifurcations few ; lacinia? linear, under surface concolorous, 

 sub canaliculate or plane, albo-granulate ; from papilla* on 

 laeiniae are given off cilia, which at the base are glaucous, 

 K the remainder black, width of lacinia? averaging 1 m.m. 

 Apothecia scattered, blue-black, ca^sio-pruinose, with white 

 radiating hairs on the border, urceolate, especially in earlier 

 stages ; theca? broadly cylindrical, contents 1-seriate ; spores 

 8, dark-brown, pellucid, 1 -septate, ovate oblong, straight or 

 concave on one side, with a pear-shaped or balloon-shaped 

 or irregular cell in each loculus, '02 — .0*27 x -008 — 'Oil 

 m.m. 



Hab. — Nerang Creek and Mt. Mistake. 



** Thallus appressed linear-laciniate — Thalline 

 margin of apothecium entire. 



4. P. integrata, Nyl. 



Thallus whitish -glaucescent, sub-confluent, appressed, 2 — 4 

 inches wide, margin not pulverulent ; beneath covered with 

 the black fibrils of the rhizime, whitish at the circumference. 

 M. Apothecia fuscous-black or fuscou*, disk bare or rarely 

 pruinose, small or medium, slightly elevated, margin entire, 

 occasionally pulverulent ; spores '02 — '024 x *011 — '015 

 m.m. Nyl. Syn. Lich. p. 424, Vol. I. Closely allied to P. 

 crisjm. 



St/n — Parmelia aipolia, Gai«/., Pan n aria integrata 1 



5. P. crispa, Pers. 



Thallus white or whitish glaucescent or white-pallescent, 

 thinly membranaceous, somewhat appressed, sub-orbicular, 

 laciniue flattish, imbricate-contiguous, with inciso-lobate 

 margins mostly pulverulent, circumference crenate. Apo- 

 thecia black-fuscous or brown, bare (rarely pruinose), small 

 M. or medium, somewhat raised, thalline margine entire, occa" 

 sionally pulverulent. Spores- olivaceous, -022 — 023 x "008 

 — "009 m.m. Resembling P. speciosa, from which it differs 



