Flora of North America Glossary

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Term Synonyms Category Limitation Definition
compound-lipped = syndetocheilic architecture stomate Having subsidiary cells derived from the primary stoma mother cell and thus immediately related ontogenetically to the guard cells.
compressed = complanate; < flattened solid shape Flattened bilaterally, parallel to the longitudinal axis, as though pressed or squeezed from opposing sides, the external surface otherwise basically convex. Used alone, this term usually implies a strong degree of flattening; otherwise, it is often used in combination with some other term that describes the overall shape exclusive of ("before") flattening, e.g., compressed-ovoid. See also depressed, obcompressed.
concave-tapered 1 = acuminate apex Gradually diminishing in width or diameter to a slender tip, the sides longitudinally concave. Corresponds with attenuate for base shape.
concave-tapered 2 = attenuate base Gradually diminishing in width or diameter toward the proximal end, the sides longitudinally concave. Corresponds with acuminate for apex shape.
concentric position Having a center or axis of symmetry coincident with that of the context of reference.
concolor(ous) coloration Uniform in hue and intensity of color; esp. leaves with identically colored adaxial and abaxial surfaces.
conduplicate 1 = duplicate arrangement cotyledons Adaxially contiguous, folded sharply together longitudinally (one adaxially, one abaxially), and reflexed together, one enveloping the hypocotyl and radicle, the other enveloping the first.
conduplicate 2 = duplicate vernation Each leaf folded sharply inward along its longitudinal axis, the adaxial surfaces of each side facing one another.
cone = strobilus; > female cone, macrostrobilus (not recommended), male cone, megastrobilus, microstrobilus STRUCTURE A compound or complex reproductive structure consisting of a central axis bearing congested imbricate sporophylls and sometimes also sterile bracts.
cone scale < macrosporophyll (not recommended), megasporophyll, microsporophyll; > ovuliferous scale STRUCTURE One of the membranous, fleshy, or woody sporophylls of a cone (strobilus); esp. in Pinophyta.
cone-shaped = conic(al) apex Transversely round, essentially triangular in median longitudinal section, and broadest proximally. See also obconic(al).
cone-shaped = conic(al) solid shape Transversely round, essentially triangular in median longitudinal section, and broadest proximally. See also obconic(al).
congested = compact, crowded architecture Having equivalent constituent parts disposed very near to one another.
conic(al) = cone-shaped apex Transversely round, essentially triangular in median longitudinal section, and broadest proximally. See also obconic(al).
conic(al) = cone-shaped solid shape Transversely round, essentially triangular in median longitudinal section, and broadest proximally. See also obconic(al).
conjugate = geminate, paired arrangement Inserted by pairs, the members of each fused or not.
connate fusion equivalent structures Intimately fused, with strong histological continuity.
connate-perfoliate architecture opposite laminar structures Having the bases in each pair fused and together encircling the bearing axis. See also amplexicaulous, perfoliate.
connective STRUCTURE The tissue between and joining the laterally opposed thecae of an anther, connecting them with the distal end of the staminal filament when the latter is present.
connivent arrangement Converging and distally contiguous; esp. arcuate stamens with anthers contiguous.
conoidal solid shape Generally but not strictly conic.
conspicuous > showy manifestation Prominently evident.
contiguous arrangement Touching one another.
continuous 1 architecture inflorescence Having the flowers or branch units distributed evenly along the axis, with no significant interruption.
continuous 2 = solid architecture pith Uninterrupted by cavities and essentially homogeneous in texture at axis maturity.
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