191 
in Saline county, Missouri, by C. H. Demetrio; Colorado, Wolf 
& Rothrock, 1873; South Carolina, Ravenel; on inundated allu- 
vial soil (in small tufts) along the outlet of Leamy’s Lake, near 
Hull, Quebec, October 4, 1889, Macoun. eee 
Exsiccate : Sull. Musci. All., No. 196; S. & L., Musci Bor. 
Am. Ed. II., No. 233; Austin Musci App., No. 179. 
PuyscomiTrium pyemaum James, Bot. King’s Exp. 404 (1871). 
L. & J. Manual, 197 (1884.) 
(Plate 197, from original drawings by Sullivant.) 
Plants small, 3-5 mm. high; stems leafy, simple or sparingly 
branched ; leaves longest at apex, oblong acuminate, serrulate, - 
vein ending in or below the apex; seta short, almost immersed, 
twisted to the left, as long as the oblong-pyriform capsule; annu- 
lus of two rows of narrow cells, persistent; mouth bordered by. 
5-7 rows of oblong cells; neck tapering with few stomata; lid 
arge, conic apiculate; calyptra lobed and beaked, spores rough, 
028.031 mm., maturing? 
Utah, Watson, 1869; not collected since. Only fragments are 
Preserved in Sullivant’s herbarium. Patetn Ba 
Type locality; « round above Parley’s Park, in 
Wahsatch ponenias eae 6,500 feet altitude, Watson; a few 
imperfect specimens,” 2 a 
The description given of this species in the Manual is mis- 
leading, as the plants are compared with both P. immersum and P. 
Hookeri, and it is not stated whether the capsules are immersed or 
“xserted. The printer has also increased the confusion ved ee 
Posing the phrase “marginal cells transversely oblong, in 5-7 
rows,” to apply to the leaves, whereas it refers to the mouth of 
the capsule. : 
The following description was sent to us by Dr. B. L. ei 
Son from Sullivant’s herbarium, with the original drawing made 
- Sullivant, which we have been permitted to copy and repro- 
duce : > 
“109. PHYSCOMITRIUM PYGM&UM, Sp. Nov. 
me Plante generis minima, a Physcomitio pyriformi distat exiquitate foliis oe ¥ 
distincte Setratis; capsula oblonga-pyriforme cellulis marginalibus “ ied eels e 
iN seriebus 5-7 (nec 12-15) dispositis instructa basi paucius stomatifera ; Goa 
Ore ; pedicello toto sinistrorsam torto,” etc. : EA eee me 
“The shape of the capsule with its adherent annulus readily distinguishes this ae 
Pecies from Physcomitrium hians, Lindb.” ee 
