200 
Mountains and California(?). Type locality in South Carolina. 
Founded on lax specimens. 
Var. Lancvoisi (R. & C.) E. G. Britton. 
(Plate 198.) 
¥. pyviforme var. Langloisii R. & C., Bot. Gaz. 14: 94 (1889). 
Plants pale yellow; stems usually short and simple, slender; 
occasionally tall and branching to 2 cm.; leaves narrow, acuminate, 
often 5 mm. long; seta filiform, 10-20 mm. long; capsule small, 1 
mm. long, almost campanulate, not contracted below the mouth 
when dry, neck tapering, often contracted below the spore-Sat. 
Spores maturing in January and February, .027—.035, spinose. 
In low swampy ground and in gardens, probably only in the 
Southern States. Type locality, in Louisiana, Langlois, also col- 3 
lected by Joor and Featherman; Texas, Hockey ; Florida, Chap- 
man and J. D. Smith. 
PHYSCOMITRIUM MEGALOCARPUM, Kindb. Bull. Torr. Bot. Club, 3 ; 
16: 94 (1889). oe 
Plants the largest of the genus often 3-4 cm. high, light ellow i 
or brown when old; stems short, simple only 3-5 mm. high; leaves 
spreading flat and open when dry, not much twisted or shrivelled, 
5-7 mm. long, 1.5-2 mm. broad, lanceolate from a lax oblong 
base; lower cells large, inflated at angles, marginal longet and 
narrower in two rows, yellow, entire or serrulate; vein ending !# 
the acute or acuminate apex; vaginule 1-2mm. long; seta 15-25 | 
mm. long, erect or twisted and bent; capsule large, globose-py™ 
form, nearly as broad as long, 2-3 mm., usually urceolate when 5 
dry contracted at neck and below the mouth when dry; lid cont: : 
bluntly apiculate, mouth small, not flaring, bordered by 4 nayey 
orange-colored annulus with a second hyaline row and 8-12 se 
of denser, but slightly elongated cells; neck short, stomatos?; 
spores rusty brown, spinose, .027—.035mm., ripe from: April sd 
June. hee 
Type locality Victoria, Vancouver Island, Macoun, Canadian y 
Mosses No. 147, also collected by Bolander in California ; Watse™ — 
Nevada; Henderson, Oregon and Piper in Washington. Jat 
Differs from P. turbinatum in its greater size, larger, more ee s 
ceolate capsule, with a longer seta, and in the less inflated cells a 
