— e 
POTTIOIDEAE. MACROMITRIUM. 749 
quinquefaria patentia, sicca appressa crispula, cordato - 
ovata obtusiuscula concava, margine parum revoluta, vi- 
ridi-ferruginea, nervo crasso solido ferrugineo evanido, 
cellulis rotundis seriatis pusillis; perich. interiora basi 
submembranacea, oblongo -lanceolata longe acuminata, 
nervo angustiore concolore supra medium evanescente, 
cellulis laxis, basi subquadratis, intima lanceolata mucro- 
nata; theca in ped. semiunciali apice in sporangium tran- 
siente erecta clavata 8 sulcata, amoene badia, ore an- 
gustata; perist. dentes ext. lanceolati Wigeminati, igi- 
tur octo lato -lanceolati ferruginei, interni octo filifor- 
mes articulati lutescentes, ex unica serie cellularum for- 
mati: F; 
Patria. Brasilia, in montibus ad Lages, Sincora et 
ad Rio de Contas, in mediterraneis prov. Bahiensis: 
Martius. 
61. M. undulatum Schw. (Suppl. II. II. 2. p. 137.); 
laxe pulvinatum biunciale repens, ramis erectis aliquoties 
divisis, numerosis tumidis pallide luteis, ramulis fastigia- 
tis; folia /ongiuscule oblongo -ligulata obtusa mucronulata, 
margine insigniter undulata, sicca tortilia, cellulis sub- 
rotundis, basilaribus subquadratis triplo majoribus, pro 
more Syrrhopodontium | pellucidis laxis, theca oblongo- 
cylindracea laevis, operculo aciculari longo recto, calyptra 
thecam superante multifida pilosa. i. 
 Leiotheca undulata Brid. I. p. 733. — — Orthotrich. undulatum 
Hook. et Grev. Brewst. Edinb. Journ. of bot. p. 117. t. 4. c. ic. pau- 
perrimis. 
Patria. Ynsula Ternate: Hb. Dickson. 
62. M. involutifolium Schw. (Suppl. II. IL. 2, p. 
144.); repens, ramulis brevibus intumescentibus, folia ob- 
longo -lanceolata obtusiuscula apice insigniter involuta, 
substriato- carinata, theca oblongo - ovata laevis, calyptra 
inferne laciniata. T. 
Leiotheca involutifolia Brid. I. p. 733. —  Orthotrich. involu- 
folium Hook. et Grev. Brewst. Edinb. Journ. I. p. 117. t. 5. c. ic. 
pauperrimis. s 
