Marsilia.} RHIZOCARPEAE. 651 
with spreading hairs and hidden in the wool of the rhizome; the con- 
ceptacle compressed, convex on one side, with lateral veins free (not 
blaine and with two closely approximate teeth near the attachment 
of the peduncle, the upper tooth longer, sometimes erage Sori 7 on 
each side. — M. quadrifolia, Kaulf. Enum. Fil. p. 2 
ld «taro»-patches in Polckeargas nd elsewhere. page by Chamisso, Gaudichaud, 
Remy and Mann. — Its rest ae eg according to A. Braun is the M. vestita, Hook. 
and Grey., from Oregon “a Calif 
2. M. crenulata, Desv. Prod. Fil. — Leaflets emarginate, many times 
shorter than their petioles. Conceptacles several from near the base of 
the leafstalk, the peduncles free and 11'/:—2 times as long as the fruit, 
which is pubescent with appressed hairlets, not ribbed; the forked lateral 
veins free and the upper tooth longer than the lower. — A. Braun, 1. ¢. 
and in Kuhn, Fil. Afric. — Baker, Fl. Maur 525. — M. crenata, 
Ge in Rel. Haenk. p. 84, tab. 4. — UM. aciadi; Blanioo, 
Oahu (in herb. Godet). — Oce ts also in peor mig Luzon, Mauritius and 
pousen, and ae next to the "iets M. acts 
