SuperOrdo
Aranae
Thorne ex Reveal
pub. Novon 2: 235. 1992.
Ordo
Arales
Dumort.
pub. Anal. Fam. Pl.: 65. 1829.
Familia
Araceae
Juss.
pub. Gen. Pl.: 23. 4 Aug 1789. common name:
Arums
Genus
Spirodela
Schleid.
common name:
duckmeat
Named members of the Genus Spirodela
1
Species
intermedia
Koch
common name:
intermediate duckweed
2
Species
oligorrhiza
(Kurz) Hegelm.
syn. Spirodela punctata
3
Species
polyrhiza
(L.) Schleiden
common name:
giant duckweed
4
Species
polyrrhiza
(L.) Schleid.
5
Varietas
masonii
Daubs
syn. Spirodela polyrrhiza
6
Species
punctata
(G.F.W. Mey.) C.H. Thompson
common name:
dotted duckmeat
Individual specimen entries are published in the sample database supplied with
The Compleat Botanica for species or varieties of this supra-generic taxon.
Grok observedObserver part meansObservation thoroughlyOn the Meaning of ‘Grok’ The Martians seem to know instinctively what we learned painfully from modern physics, that observer acts with observed through the process of observation. ‘Grok’ means to understand so thoroughly that the observer becomes a part of the observed.