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Amaryllidaceae

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Smilacina stellata Note small bisexual flowers, 6 distinct tepals (may be fused ... Note: range below, Eastern US and Canada. Note: Nectar Guides ... – PowerPoint PPT presentation

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Title: Amaryllidaceae


1
Amaryllidaceae
  • Galanthus sp.
  • Narcissus spp.

2
Fused Tepals
Inferior Ovary
http//www.wisc.edu/botit/img/bot/401/Magnoliophyt
a/Liliopsida/Liliidae/Amaryllidaceae/Narcissus/Dis
sected__Flower
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Alliaceae
  • Allium tricoccum

9
Allium tricoccum, Wild Leeks, Alliaceae
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Allium tricoccum, Wild Leek -- Leafs first in the
early spring and then in summer after the leaves
have senesced, puts up a flowering stalk.
12
Allium tricoccum seeds are produced in mid
autumn. Note the fruit is a loculicidal capsule-
here split open revealing the shiny black seeds.
13
www.hort.purdue.edu
A bulb is a short underground stem-- usually used
to store nutrients. In these lily bulbs each
scale is a modified fleshy leaf that will produce
new roots and shoots when planted.
14
trc.ucdavis.edu
trc.ucdavis.edu
Cross and longitudinal sections of a lily bulb
15
trc.ucdavis.edu
Onion Bulb
16
Hemerocallis (Hemerocallidaceae, Asparagales)
contractile roots. This was 5 cm deeper after
approximately 10 months (1/3/94 - 10/27/94).
Contractile roots act by expanding laterally and
shrinking in length. Lilies, Daffodils, Crocuses,
Dandelions (yes dandelions!) have contractile
roots! From Putz, N. 1998. Underground plant
movement. V. Contractile root tubers and their
importance to the mobility of Hemerocallis fulva
L. (Hemerocallidaceae). Int. J. Plant Sci. 159
23-30.
17
Hemerocallus if planted too deep will move up.
By making a long shoot with only scale leaves,
developing adventitious roots higher up and
aborting the older section of shoot and roots.
(also from Putz 1998)
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Ruscaceae (including the Convallariaceae)
  • Smilacina stellata
  • Smilacina racemosa
  • Maianthemum canadense
  • Polygonatum pubescens

20
Ruscus leaves are modified flattened
photosynthetic branches. Note flowers come right
out of these branches! Stems of Ruscus were
bundled to clean butchers blocks. Hence the
name Butchers Broom Family
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Two species of Smilacina, False Solomons Seal,
in the Convallariaceae (Lily-of-the-Valley
Family) Note small 6-tepaled flowers.
24
Smilacina stellata Note small bisexual flowers, 6
distinct tepals (may be fused into a bell in
other species), 6 anthers, NO spots, superior
ovary.
25
Smilacina stellata fruit berry.
26
Iridaceae
  • Crocus spp.
  • Iris spp.

27
Iridaceae Crocus sativus Saffron crocus (The
spice, Saffron, is made of the stigmas)
6 Tepals 3 Stamens 3 Carpels(3-parted stigma)
28
Saffron is the long red stigma of the saffron
crocus (Crocus sativa)
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Asparagales, Iridaceae, Iris versicolor
Inner Tepal
Stigma lobe
Outer Tepal
Photo by Kenneth Walker
31
Asparagales Iridaceae Iris versicolor is our
native wild iris (also called blue flag). Note
range below, Eastern US and Canada
Note Nectar Guides
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