A BOTANICAL GLOSSARY

with particular emphasis on terms pertaining to the study of carnivorous plants

(rev 1.5 part D)
Peter Cole - September 1996
Copy freely unaltered for non-commercial purposes.

Glossary Index.


daedaleous (adj)
truncate, but raggedly so

Darlingtonia (g)
a monotypic genus of pitcher plant native to the Western US; Cobra Lily

deciduous (adj)
periodically shed (often of decumbent (adj)
lying along the ground

decurrent (adj)
running down the stem; facing downwards

decurved (adj)
curved downwards

dehisc (v)
to shed pollen or seeds

deltoid (adj)
a triangular based pyramid

dentate (adj)
toothed; serrated

denticulate (adj)
minutely dentate; projecting in the form of a small tooth; slightly toothed

depressed (adj)
flattened vertically

didymous (adj)
twinned

didynamous (adj)
having 2 pairs of stamens of different lengths

digitaliform (adj)
foxglove-shaped; campanulate, but longer and less even

digitate (adj)
palmate, with narrower segments

dimidiate (adj)
half-formed, the other half completely, or mostly, absent, whether by accident or nature

dioecious (adj)
of plants forming both male and female flowers

Dionaea (g)
a monotypic genus of carnivorous plant limited to a small area of the US East coastal plain, and equipped with a hinged trap which snaps shut on its prey in response to stimulation of trigger hairs; Venus Fly Trap

discal (adj)
disc-shaped

discoidal (adj)
orbicular with a distinct rounded border

divaricate (adj)
spreading; widely divergent

dolabriform (adj)
axe-shaped; in the shape of an axehead

Drosera (g)
an extremely widespread genus of over 100 species found in climates from tropical to boreal; Sundew

Drosophyllum (g)
A monotypic genus of carnivorous plant found on both sides of the straits of Gibraltar, it is a passive trap) resembling Drosera; Portuguese Sundew


(c) Peter Cole 1995

I originally wrote much of this file to help me understand many of the terms employed in Danser's Nepenthes monographs and Obermeyer's work on South African Drosera (both on the CP web site.) I have probably missed a few due to the sheer size of the works. If there any words you feel should be included or redefined (not necessarily from Danser or Obermeyer,) feel free to Email me at:

carnivor@bunyip.demon.co.uk