Angstremia. | l. DICRANES. 27 
Subtribus Il. DicnANOIDEX. 
8. AwcsTRCMIA, Bruch et Schimp. Bryol. Europ. fase. 33-30. . 
Plante gregaris, caulibus plus minus elongatis parum divisis. 
Folia brevia, lata, pellucide areolata, perichztialibus majoribus. 
Thees in pedunculis rectis ovales, operculo subulato, peristomio, 
si adsit, dentibus rubris. 
Theca gymnostoma..... pov puce. i5 4e EJ 
Theca peristomata. 
Lee, eeh EEN 2. A. Gayana. 
Folia caulina ovato-lanceolata ................ .. 3. A. vulcanica. 
l. A. yULACEA (Hook. Muse. Exot. t. 42; Schwegr. t. 206, Gymno- 
stomum). Caulis humilis. Folia late ovata, obtusissima, marginibus cre- 
nulatis, nervo sub apice evanido, cellulis omnibus ovalibus rotundatisve ; 
perichzetialia majora, ovalia, convoluta, subito in acumen angustum canali- 
culatum obtusum integerrimum producta, nervo percursa, cellulis ellipticis. 
Theca in pedunculo elongato, oblonga, operculo subulato obliquo, annulo 
maximo. 
A. andicola, C. Müll. Syn. i. 428. 
Illecebraria julacea, Hampe in Ann. Sc. Nat. ser. 5. iii. 354. 
Hab. Andes Quitenses, in Monte Pichincha prope Tablahuma super 
basaltam, Humboldt et Bonpland. Andes Bogotenses, Lindig, et inter 
Campylopodem Richardi, Weir. 
Caulis 3-4-linearis. Folia nitida, argentco-viridia. Pedunculus 4-linearis, 
pallide ruber. 
Considered by Hampe generically distinct from <Angstremia 
on aecount of the absence of peristome. 
2. A. GaYANA (Mont. in Ann. Sc. Nat. ser. 3. iv. 112, et in C. Gay, Hist. 
Chili, Crypt. t. 2. f. 3, Dicranum). Caulis elongatus, gracilis. Folia late 
obovata, amplexantia, nervo in acumen breve erecto-patens obscurum 
obtusum excurrente ; perichzetialia majora, conformia, convoluta, nervo su- 
perne crassiore in acumen longius canaliculatum excurrente, lamina angusta 
marginata, apice fusca subintegerrima obtusiuscula ; omnia marginibus in- 
tegerrimis, cellulis inferne elongatis, superioribus abbreviatis, apice minori- 
bus rotundatis. Theca in pedunculo rufo, ovalis, operculo oblique subuli- 
rostro, thecz zequilongo, peristomii dentibus dicranis. Folia perigonalia e 
basi lata tenera convoluta, in acumen longum patens producta. 
Hab. Chili australis, C. Gay. 
Caulis 1-1i-uncialis. Folia lutea, nitida, apicibus rufescentibus. Pe- 
dunculus 4-linearis. 
The male plant, from the spreading apices of the perigonial 
leaves, resembles that of Anisothecium vaginatum. 
