212 BRYACEyE. [Meesia. 



dealbata, Hedw. Spec. Muse. 174, t. 41. Ileesia Ilacouniiy 

 Aust. Bull. Torr. Club, v. 22. 



IIab. Borders of rivulets In peat bogs; Milwatikie {Lesquereiix, Lap- 

 ham); Colorado (Eothrock, Wolf); clay ground around boiling springs, 

 Peace River country (Macoun). 



An examination of the specimens described as Meesia Macounii proves 

 them to be evidently ordinary Amhhjodon dealbatus. Though the 

 medial nerve is said to extend into the apex it is found in all the leaves to 

 vanish below it, as in the normal form. The specimens are in a poor 

 state of preservation, but are identifiable. 



80. MEESIA, Hedw. (PI. 3.) 

 Stems long, densely cespitose, with few branches; innova- 

 tions from under the flowers. Leaves long, linear, narrowly 

 lanceolate; meshes of the areolation small, rectangular-hex- 

 agonal, chlorophyllose. Flowers bisexual, monoecious or dioe- 

 cious, the male discoid with clavate paraphyses. Calyi)tra 

 cucullate, fugacious. Capsule cernuous from the erect collum, 

 clavate, thick-walled, with a small orifice. Annulus simple or 

 none. 



1. M. uliginosa, Hedw. Synoecious: in dense short tufts, 

 green above, entangled in a felt of brown radicles : leaves 8- 

 ranked, gradually longer upward, the comal long-linear, all 

 blunt or obtuse, the borders entire and revolute ; costa thick, 

 vanishing below the apex : capsule incurved, narrowly pyriform, 

 chestnut-color ; lid conical-umbonate ; peristome orange ; annu- 

 lus simple. — Muse. Frond, i. 1, t. 1 ; Bryol. Eur. t. 308. Am- 

 hlyoduTU uliginosum. Beau v. Prodr. 41. 



Var. alpina, Bruch & Schimp. More densely tufted : 

 leaves strict or turned to one side : capsule and pedicel shorter. 

 — 31. cdpina, Funck. 



Var. minor, Bruch & Schimp. Plants short: leaves erect, 

 short, nutticous : capsule short, thick, and short-pedicelled. — If. 

 minor, Brid. 



Hab. Boggy places and in wet fissures of rocks on mountains ; Minne- 

 sota, Ontario, etc., not rare; the varieties in the White Mountains. 



2. M. longiseta, Hedw. Synoecious : stems long, simple : 

 leaves remote, the lower lanceolate, shorter, the upper long- 

 lanceolate, all slightly decurrent, open, crispate when dry ; 

 borders plane, very entire ; costa vanishing below or within the 



