|
interpetiolar |
< nodal |
position |
|
Upon the stem between the bases of opposite leaves. |
|
interrupted 1 |
|
architecture |
foliaceous structure |
Compound with the leaflets alternately large and small. |
|
interrupted 2 |
|
architecture |
inflorescence |
Having one or more gaps in an otherwise uniform distribution of flowers or branch units along the main axis. |
|
intravaginal |
|
insertion |
|
Within the leaf sheath. |
|
intravaginal |
|
position |
|
Within the leaf sheath. |
|
intricate |
|
arrangement |
|
Entangled; irregularly intertwined and not readily disentangled. |
|
introrse |
|
dehiscence |
anther |
Opening inwardly, on the adaxial side. See also extrorse, latrorse. |
|
intruded |
|
placentation |
|
Upon partial septa excrescent from the wall of a compound, unilocular ovary. |
|
involucel |
|
STRUCTURE |
|
One or more closely proximate whorls of bractlets (bracteoles, prophylls) immediately subtending (below or outside) a subordinate portion of an inflorescence that is subtended as a whole by an involucre, the bractlets often leaf-like, sometimes petaloid. |
|
involucral |
|
derivation |
aril |
Produced from or a modification of a persistent involucre investing the seed. |
|
involucral bract |
= phyllary; < bract (broad sense) |
STRUCTURE |
|
One of the bracts composing the involucre of a capitulum (head,); in Asteraceae (Compositae). |
|
involucrate 1 |
|
architecture |
inflorescence |
Subtended by an involucre. |
|
involucrate 2 |
|
architecture |
capitulum (head) |
Having an involucre. |
|
involucre 1 |
|
STRUCTURE |
|
One or more closely proximate whorls, or a compact spiral, of bracts immediately subtending an inflorescence, the bracts sometimes leaf-like, sometimes petaloid. |
|
involucre 2 |
|
STRUCTURE |
|
One or more closely proximate whorls, or a compact spiral, of bracts (phyllaries) surrounding (proximal to) the compound receptacle (torus) and florets of a capitulum (head); in Asteraceae (Compositae). |
|
involute 1 |
|
margin |
|
Rolled adaxially. |
|
involute 2 |
|
vernation |
|
Each rolled adaxially from the lateral margins. |
|
iridescent |
|
coloration |
|
Reflecting a pattern colors from throughout the visible spectrum, the pattern changing with the angle of view. |
|
irregular 1 |
|
architecture |
perianth, calyx, corolla |
Imperfectly actinomorphic, the constituents disposed symmetrically but unequal in size and/or shape. See also peloric. |
|
irregular 2 |
|
course |
|
Deviating asymmetrically from a straight line. |
|
isodiametric |
|
architecture |
|
Of approximately constant breadth in all median planes. |
|
isopetalous |
|
architecture |
flower, perianth, corolla |
Having the petals essentially alike in size and shape. |
|
isopolar |
|
architecture |
pollen grain, spore |
Having evident polarity, the proximal and distal halves similar. |
|
isosepalous |
|
architecture |
flower, perianth, calyx |
Having the sepals essentially alike in size and shape. |
|
isostemonous |
|
architecture |
flower, androecium |
Having the stamens essentially alike in size and shape. |
