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Botanical Terms Key

1. ___Monoecious____ with both sexes in one plant ("one house")
2. ___Treeline_______ upper limit of tree growth (timberline)
3. ___Veins_________ the strands of fibrovascular tissue in a leaf
4. ___Flower________ reproductive structure with at least 1 pistil/stamen
5. _Pinnately veined___ with one midrib with branching smaller veins
6. ____Node_________ a point on a shoot where a leaf, flower, bud, etc. is attached
7. ___Habit__________ growth form/ shape of a plant
8. ________Key______ a dry, 1-seeded winged fruit
9. ______Anther_____ part at the end of the stamen that contains pollen in one or more pollen sacs
10. ___Leaflet________ one of the smaller leaf-like portions of a compound leaf
11. ____Follicle_______ a dry, 1-celled, dehiscent fruit
12. ___Two-ranked ____ in two vertical rows
13. ______Pistil_______ female flower structure with stigma + style + ovary
14. ___Nutlet_________ a small nutlike part of a compound fruit
15. ___Unisexual______ with only male or female parts on a plant
16. ____Petiole_______ the stalk of a leaf
17. _____Fruit________ the mature ovary of a flower containing one or more seeds
18. __Heartwood______ the dead interior wood of the trunks and large branches of trees
19. ____Berry_________ a fleshy fruit with more than one seed
20. ___Dioecious______ having the sexes on 2 different trees ("two houses")
21. Pinnnately compound a compound leaf with the leaves along a common rachis
22. __Multiple fruit____ a fused cluster of fruits each from a separate flower
23. ______Axis_______ the central petiole-like stalk of a compound leaf or flower cluster
24. __ Indehiscent_____ a fruit that does not split open
25. __Corolla_________ all of the petals on a flower
26. ____Palmately_____ radiately lobed or compound OR with radiating veins
27. ___Aggregate_____ a fruit developed from several ovaries but one flower
28. _____Resin________ plant secretion that is insoluble in water and soluble in ether/alcohol
29. ___Gymnosperm____ a tree with naked seeds on the upper surface of the cone scales
30. _____Blade _______ the flat or expanded portion of a leaf
31. ____Cultivated_____ planted and maintained by man
32. ____Leader_______ the highest terminal shoot of a plant
33. _____Catkin_______ elongated cluster of unisex flowers subtended by scale-like bracts
34. ____Angiosperm____ a plant in which the seeds are enclosed in the ovary (flowering)
35. ____Acorn_________ a hard-shelled, 1-seeded oak nut with a scaly base cup
36. ____Keel__________ a sharp ridge or rib
37. ______Cell_________ a cavity in an ovary/fruit containing ovules/seeds respectively
38. _____Crown_______ the mass of branches, leaves, etc at the tree top (determines shape)
39. _______Bract______ modified leaf near a flower or fruit, usually at the base
40. ____Leaf scar______ the scar left on a twig when a leaf falls off
41. ____Midvein_______ the central vein of a leaf
42. ____Ring scar______ ring-like scar left on a twig when a leaf falls off
43. ___Monocot_______ a plant with one cotyledon
44. _____Pod_________ a dry, 1-celled dehiscent fruit with thicker walls than capsules
45. ____Escaped ______ spread from cultivation and now growing and reproducing without aid
46. ___Needle________ a very narrow leaf in pines, spruces, etc.
47. ______Bisexual____ with both male and female organs in one flower
48. __Compound_____ a leaf divided into smaller parts (leaflets)
49. ______Shrub_____ woody plant smaller than a tree; w/ several stems from one base (a bush)
50. ____Nut________ a dry, 1-seeded fruit with a thick hard indehiscent shell
51. ___Pith__________ the soft innermost stem tissue
52. ____Filament______ thin stalk of a stamen (with anther on top)
53. ____Entire________ smooth margin
54. ____Toothed______ with the leaf edge divided into fine tooth-like points
55. Bipinnately compound twice pinnately compound
56. _______Bark_______ outer covering of the trunk and branches of a tree
57. ____Dehiscent_____ splitting apart along a groove (fruit)
58. ____Whorl_______ an arrangement of 3 or more leaves in a circle
59. ___Ovule________ the small structure in an ovary that holds the seed/seeds
60. _____Cone_______ a conical fruit with seed-bearing overlapping scales
61. ____Stamen______ male structure with the filament + anther
62. ___Native________ occurring naturally (indigenous)
63. ____Drupe_______ a fleshy fruit with a central stone-like core
64. _____Spur________ a short side twig
65. ___Sheath________ a tubular envelope (such as at needle cluster base
66. ______Tree_______ a woody plant with an erect perennial trunk at least 13 ft tall 3 ft in diameter

67. _____Gland-dot____ tiny dot-like gland/pore that usually secretes a fluid
68. ____Conifer_______ a cone-bearing tree
69. ______Seed________ fertilized and matured ovule containing a plant embryo
70. ___Opposite_______ leaf, branches, buds, etc. on both sides at a node
71. ____Achene_______ a small, dry, seed-like fruit with a thin indehiscent covering
72. _____Calyx_______ all of the sepals of a flower
73. ____Stigma_______ tip of the pistil which receives pollen
74. ___Wood_________ the hard portion of a stem between the pith and the bark
75. __Doubly toothed___ margin with larger teeth with smaller teeth on them
76. _____Capsule______ a dry, thin-walled, dehiscent fruit with 2 or more seeds
77. _____Shoot________ young growing twig/stem
78. ____Evergreen_____ persistent, with leaves throughout the winter season
79. ____ Deciduous ____ not persistent (falling in winter season)
80. __Simple Fruit_____ a fruit developed from a single ovary
81. _____ Sinus _______ the space between 2 leaf lobes
82. _____ Catkin ______ a compact drooping cluster of stalkless flowers (usually imperfect)
83. _____Style________ part of the pistil that is thin and elongated between the ovary and stigma
84. _____ Rachis ______ the petiole extension on compound leaves with branching leaflets
85. _____ Introduced __ describes a plant that is not native
86. _____ Cambium____ layer of living cells between inner bark and sapwood (w/growth)
87. _____Bud __________ encloses beginning of a new branch
88. _____Dicot ________ a plant with 2 cotyledons
89. _____Ovary ________ the enlarged base of the pistil with one or more ovules
90. _____Hybrid _______ a plant with mixed parentage (2 species)
91. ___Naturalized_____ successfully established by man and reproducing naturally where not native
92. ____Alternate _____ leaves arranged one leaf per node
93. ______Pome_______ a fruit with a fleshy outer tissue and papery-walled inner chamber with seeds
94. ___Stipule_________ a leaf-like scale at the base of a leafstalk in some trees