Category: Dichotomous Keys

Module 2: Dichotomous Key A. Coniferous plants…Plant #1 A’. Herbaceous plants B. Leaves compound… Plant #3       B’. Leaves simple             C. Leaves opposite…Plant #4             C’. Leaves alternate…Plant #2

Shellie Tabb Dichotomous Key   A Plant has no flowers (PLANT 1)  A1  Plant has flowers with petals white or purple             B    Plant has flowers with white petals (PLANT 2)             B1  Plant has flowers with purple petals (PLANT 3)                     C  Plant has flowers …

A. The plant has needles (Plant 1) A’. The plant has leaves  – B B. The plant has no petals  (Plant 4) B’. The plant has petals  – C C. The plant has white petals (Plant 2) C’. The plant has purple petals (Plant 3)

Plant dichotomous key Plant 1 Needles Cones Woody stem No flowers Plant 2 White flowers 4 petals Plant 3 Purple flowers Plant 4 Flower No petals   A. Plant has no flowers (Plant 1) A’. Plant has flowers B. Plant has no petals (Plant 4) B’. Plant has petals C. …

Module 2: Dichotomous Key BIOL F195 – 2020 Hufford   A.              Trees with woody stem, needle-like leaves, cones……………….…………Plant 1 B.              Herbaceous plants , non-woody stem a.     Flowers white, whorled leaves with alternate arrangement on flowering stalk, star-shaped (stellate) hairs…………………………………………………………………………….Plant 2 a.     Flowers purple, elongated sepals with fine hairs, multiple yellow-green …

Dichotomous key A: Conifer—Bin 1 A’: Not a conifer B: Purple Flowers—Bin 2 B’: Not purple Flowers C: Yellow flowers—Bin 3 C’: Other colored flowers—Bin 4

A. Does not have flowers (Plant 1) A1. Has flowers B.  Flowers are purple (Plant 3) B1. Flowers are yellow or white C.  Leaves are linear (Plant 2) C1. Leaves are elliptic (Plant 4)

BIOL195 Module 2 Dichotomous Key

A. Cones present, leaves are needles……………………………………………… Plant 1 A’. Cones not present, leaves are not needles – B B. Complete flowers, perianth visible to naked eye – C B’. Incomplete flowers ……………………………………………………………. Plant 4 C. Petals white, many flowers per stem ………………………….. Plant 2 C’. Petals violet, one flower per …

A.    Plants without flowers —   Plant #1 A.    Plants with flowers B. solitary terminal flower—Plant #3 B. raceme inflorescence C. flower is white— plant #2 C. flower is yellow— plant # 4  

A Coniferous plants -B A’ Herbaceous plants -C  B Coniferous tree with needles (plant 1) C Herbaceous plants with petals (plant 2)(plant 3) C’ Herbaceous plants with without petals (plant 4) D Herbaceous plant with white petals (plant 2) D’ Herbaceous plant with purple petals (plant 3)  

Toy (Zab.) plaything An item designed and manufactured for use in play.  Made from numerous materials, including rocks, sticks, clay, fibers, metals, plastics, and others.  Recently, many toys have included electronic components to enhance the play experience.   Some engineers also use them to make design mock-ups. A. Toys made from …

Here is my dichotomous key for module 2: A. Woody plants-B A’. Herbaceous plants-C       B. With needles and coniferous- plant 1            C. Flowers with petals-D            C’. Flowers without petals-plant 4               …

I used JLFreiman’s key and it worked great. A.   Plant produces flowers > B.   Plant produces a single flower per stem                               Plant 3 B’. Plant produces multiple flowers per stem > C.   …

Dichotomous Key assignment