In Rhodora, xlv. 90 (1943).
Syn. P. ienuifoliu.s‘ Raf. Med. Repos. hex. 3, ii. 4-09
(1811); Fernald in Rhodora, xxxiii. 210(1931); Raup in
Journ. Arn. Arb. xvii. 196 (1936); Porsild in Rhodora,
xli. 176 (1939). P. lucens sensu Michx. Fl. Bor.-Am. i.
101 (1803) in part., non L. (1753). P.microstac}z_y.1° Wolfg.
in Schult. Sz Schult. Mant. iii. 360 (1827); Fernald in
Rhodoru, xxxii. 76, t. 197 (1930). P. obrutus Wood, Class-
book, ed. 2, .325 (184-7). P.r1y‘é.vcen.s sensu Gray, Man.
4-55 (18-1-8) et Arn. auctt. plur. non Schrad. (1815). P.
/ucens var. ?_jiuifrm.1~ (Roth) Gray, Man. ed. 2, 435 (1856)
in part., non quoad basinym. P. a/pinus sensu Morong in
Mem. Torr. Bot. Club, iii. no. 2, 19 (1893) in part. quoad
pl. Am. et in Britton & Brown, Ill. Fl. i. 68, fig. 14-7
(1896); Graebn. in Engler, Pflanzenreicll, iv. Fam. 11,
70 (1907); Robinson & Fernald in Gray, Man. ed. 7, 72
(1908); N. Taylor in N. Am. Fl. xvii. 19 (1909); Hag-
strom in Sv. Vet. Akad. Handl. lv. no. 5, 141 (1916);
Rydb. Fl. Rocky Mts. 23 (1918) et Fl. Pr. 81 l’l. 4-7,flg.
33 (1932). P. ll[piI11l.\' proles microstachys (Wolfg.) Graebn.
in Engler, Ptlaxnzenreich, iv. fam. 11, 74~ (1907). P. mon-
Ianense Gandoger in Bull. Soc. Bot. France, lxvi. 304
(1920). P. 11/pinus subsp. leuuffolius (Rai) Hultén, Fl.
Aleut. Is. 65 (1937) etF1. Alaska & Yukon, 98 (1941).
Cold clear stream, bottom of muddy gravel, Mattagodus
Stream, Tredwell School, Prentiss, Penobscot County,
MAINE. '
Coll. F.H.S1`E1NMETZ, M.A.MARSTON (no. 364-).
August 12, 1937.

