Subordo
Portulacineae
Engl.
pub. Syllabus, ed. 2: 113. Mai 1898.
Familia
Portulacaceae
Juss.
pub. Gen. Pl.: 312. 4 Aug 1789. common name:
Purslanes
Subfamilia
Lewisioideae
Hook. ex Torr. & A. Gray
pub. Fl. N. Amer. 1: 677. Jun 1840.
Tribus
Lewisieae
(Hook. ex Torr. & A. Gray) Walp.
pub. Repert. Bot. Syst. 5: 790. 22-24 Jun 1846.
Named members of the Tribe Lewisieae
1
Genus
Lewisia
Pursh
pub. (1814) common name:
lewisia
Individual specimen entries are published in the sample database supplied with
The Compleat Botanica for species or varieties of this supra-generic taxon.
Mouse algorithmHover polygon shapesDetecting irregularDetecting Mouse Hover over Irregular Shapes W. Randolph Franklin's "point inclusion in polygon test" algorithm weighs in at just seven lines of C code; is fast enough to work with sophisticated GIS datasets; and is one of those gems that every advanced programmer should know.