aciculate |
|
coloration |
|
Having fine, irregularly oriented, straight streaks of contrasting hue and/or intensity. |
chaff 1 |
|
STRUCTURE |
|
Collectively, the paleae (pales, palets) sometimes borne on the receptacle of a capitulum (head) in Asteraceae (Compositae). |
basifixed |
|
fixation |
|
Attached at its base. |
staminodial |
|
insertion |
|
Upon or otherwise directly associated with the staminodes. |
mucilage |
|
substance |
|
A slimy exudate. |
ray floret |
|
STRUCTURE |
|
A floret that has a zygomorphic corolla, is pistillate (either fertile or sterile) or neuter, and is borne in a radiate capitulum (head) peripheral (proximal) to the disc florets; in Asteraceae (Compositae). |
odor |
|
CHARACTER |
|
Olfactory stimulation. |
emersed |
|
location |
structure of aquatic plant |
Above the water surface. |
plated |
|
relief |
bark |
Fissured in a more or less regular, anastomosing pattern with distinct, relatively large, undisturbed sectors intervening, the latter ultimately falling away more or less intact after attaining considerable thickness. |
spinose 1 |
|
apex |
|
Terminating in a rigid, tapering, sharp continuation of the central primary vein. See also spinulose. |
anisophyllous |
|
architecture |
plant, axis |
Heterophyllous and bearing leaves of two or more distinct sizes or shapes on the same plants. |
foliar |
|
insertion |
|
Upon or otherwise directly associated with the leaves. |
isodiametric |
|
architecture |
|
Of approximately constant breadth in all median planes. |
valvate 3 |
|
dehiscence |
anther |
Poricidal with the pores formed by the raising of small flaps (valves) in the exterior wall. |
inaperturate |
|
architecture |
pollen grain |
Lacking an aperture of any type. |
epipterous |
|
solid shape |
|
Alate with a single terminal wing. |
dichasium pl. dichasia |
|
nominative |
inflorescence |
Determinate and falsely dichotomous with each axial segment bearing a sessile terminal flower and either a pair of opposite pedicellate lateral flowers or a pair of opposite lateral branches. See also cincinnus, cyme, cymule, helicoid cyme, monochasium, scorpioid cyme. |
perennial 1 |
|
duration |
plant |
Normally living more than two years, with no definite limit to its life span. |
epirhizal |
|
insertion |
|
Upon or arising from the roots. |
perennial 2 |
|
nominative |
plant |
Of perennial duration. |
extravaginal |
|
insertion |
|
Distal to or outside the leaf sheath. |
porous |
|
porosity |
|
Having vessels present. |
deliquescent 1 |
|
architecture |
axis, laminar vein |
Branching laterally and repeatedly such that the initial axis loses its prominence over the length of the structure and seems to dissolve into the succesive orders of branches. See also excurrent. |
geminicolpate |
|
architecture |
pollen grain |
Having four or more surficial grooves (colpi) disposed in pairs. |
trilete |
|
architecture |
spore |
Having a triradiate tetrad scar. |