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Flora of North America Glossary

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Term Synonyms Category Limitation Definition
synsepalous = gamosepalous architecture flower, perianth, calyx Having two or more sepals that are partially or wholly connate.
synstemonous architecture flower, androecium Having two or more stamens, some or all of them connate.
syntepalous = gamotepalous architecture flower, perianth Having two or more tepals that are partially or wholly connate.
taeniate = tapeworm-shaped solid shape Slender, elongate, basically cylindric or compressed-cylindric with shallow, narrow, more or less regular constrictions along its length, the whole apparently segmented and straight or variously curved.
tailed 1 = caudate apex laminar structure Terminating in a relatively long, flexible, narrowly acuminate tip composed of laminar tissue.
tailed 2 = caudate base With one or more relatively slender, retrorse basal enations or appendages.
tapered = attenuate plane shape Gradually diminishing in width or diameter from one end to the other.
tapered = attenuate solid shape Gradually diminishing in width or diameter from one end to the other.
tapeworm-shaped = taeniate solid shape Slender, elongate, basically cylindric or compressed-cylindric with shallow, narrow, more or less regular constrictions along its length, the whole apparently segmented and straight or variously curved.
taproot < primary root STRUCTURE A primary root that remains dominant through the life of the plant as the main axis of a vertically oriented system that penetrates the substrate to a considerable depth.
taprooted architecture plant Having a taproot. See also diffuse-rooted, fibrous-rooted.
tartareous = tartar-like relief Rough and crumbling spontaneously, becoming erose.
tartar-like = tartareous relief Rough and crumbling spontaneously, becoming erose.
teardrop-shaped 1 = lacrimate plane shape Broadest just below the middle, broadly rounded to the base, and acutely attenuate to the apex; like the stylized lateral outline of a teardrop.
teardrop-shaped 2 = lacrimiform solid shape Transversely round and broadest just below the middle, broadly rounded to the base and acutely attenuate to the apex.
ten-… = deca… prefix Indicating presence of or constitution by ten entities of the type denoted by the term's stem; as in ten-carpeled, ten-stamened, ten-winged.
tendril STRUCTURE A slender stem branch, modified leaf, or portion of a leaf that twines about a supporting structure.
tepal STRUCTURE Any member of an undifferentiated perianth; may be green and foliaceous or colored and petaloid, distinct or else connate with one or more others, and/or free or else adnate with one or more other floral structures.
…tepaled = …tepalous architecture flower, perianth Having the number of tepals indicated by the prefix; as in six-tepaled.
…tepalous = …tepaled architecture flower, perianth Having the number of tepals indicated by the prefix; as in hexatepalous.
terete solid shape Elongate and transversely round, gradually attenuate from base to apex; attenuate-cylindric or attenuate-tubular, broadest at the base. See also obterete.
tergeminate = trigeminous, trijugate architecture foliaceous structure Compound with three orders of leaflets, each order bifoliolate.
terminal insertion Apical and with the same developmental axis as the whole, of which it is the distalmost portion or appendage.
terminal position Apical and with the same developmental axis as the whole, of which it is the distalmost portion or appendage.
…ternate architecture foliaceous structure Compound with the number of orders of leaflets indicated by the prefix, each order ternate; as in biternate, thrice-ternate.
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