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128 terms

Flora Quiz 3/8/12

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Brassicaceae
annual, biannual, perennial
herbs only!
leaves: ex-stipulate (no bracts), alternate
flowers: cruciform, actinomorphic
Ca: 4
Co:4
stamen: 4-6 long, 2 short
fruit: silique, silicle
Boraginaceae
herbs or shrubs, usually w/ **rough hairs
leaves: opp or alt, **simple
inflorescence: scorpiod cyme
Ca:5 free or connate
Co: 5 connate, bell shaped
stamen: 5
ovary divided into **4 nutlets with gynobasic style (see picture)
Hydrophyllaceae
Herbs, sometimes with glandular hairs
-scorpiod cyme
apical style with forks (not gynobasic like borage)
compound leaves
Papaveraceae
2 deciduous Calyx that pops off before flower develops
-lots of stamen
fused gynecium, adnate
capsule: apical pores
Malvaceae
annuals, biannuals, perennial
leave: alt, simple, often palmately lobed
Ca:5
Co:5
lots of stamen
connate into tube *(monodelphous= sideways stamen and stamen that are facing up)
*fruits: schizocarp or loculicidal capsule

example: hibiscus
Solanaceae
Co: fused, 5**
Ca:5
Stamen:5
leaves: **alternate
sometimes has poreacidal anthers
axial plastination
fruit: berry, fleshy, lots of seeds
Ncytaginaceae
Annual, Perennial
herbs, shrubs, trees
leaves: simple, entire, *usually opp, exstipulate
Inflorescence: Sometimes subtended by foliaceous or petaloid **involucre
Ca: petal-like, often connate with 5 lobes
Co: NONE
stamen: 5
furit: achene or nut, *anthocarp
Brassicaceae Sisymbrium irio
"london rocket"

more yellow flowers
less stout beak on fruit
Hydrophyllaceae Phacelia sp.
sticky from glandular trichomes, forked pistil
Papaveraceae Eschscholzia sp.
parsely-like leaves, basal seeming
desert poppy
Boraginaceae Amsinckia sp.
Brassicaceae Brassica sp.
Malvaceae Abutilon sp.
heart shaped ridged margined leaf
multiple capsules in a ring not a schizocarp like the cheese weed
Brassicaceae Capsella bursa-pastoris
shepard's purse
Malvaceae Malva parviflora
Solanaceae Lycium fremontii
Oxalidaceae Oxalis sp.
clover
Simmondsiaceae Simmondsia chinensis
jojoba
Fabaceae Caesalpinioideae Senna (K&P=Cassia)
Fabaceae Mimosoideae Acacia sp.
Fabaceae Papilionoideae Medicago sp.
palmately compound leaves
flowers: small and yellow
fruit: a spiral like coil bur, marginal prickers, non-segmented, multi-seeded
Rubiaceae Galium stellatum
leaves: appearing to be whorled
stamen: 4
Co: 4
inferior ovary
all gallium have whorled leaves in 4's
mimosoideae:
shrubs & trees
2x pinnate
valvate: not overlapping when budding
actinomorphic
10+ stamen
Caesalpinioideae:
Like the orchid tree
shrubs, trees
1-2 pinnate
imbricate: overlapping flower petals, off petal tucked in (inner most)
weakly zygo
5-10 stamen
Papilionoideae:
herbs -> trees
usually 1x compound (pinnate, palmate, trifoliate)

**imbricate: overlapping, odd petal covering others
zygo-

10 stamen sometimes, fused at the base (9+1 *diadelphous)

banner: 1
wings- 2
keel- 2 fused petals
Santalaceae
Phoradendron californicum
Geraniaceae:
annual & perennial herbs
leaves: palmate or pinnately lobed or divided
flowers: solitary flowers
Co: 5
Ca: 5
Stamen: 10, in two whorls
Bignoniaceae:
trees, shrubs, vines
leaves: mostly pinnately compound, simple
flowers: zygomorphic, large, showy
Ca: 5 synsepalous (united sepals?)
Co: 5 " "
fruit: 2 valued septicidal or loculicidal capsule
Amaranthaceae/Chenopodiaceae:
no petals
5 tepals

scarious bracts, achene (dry indehiscent opening seeds)

**farinose (white dust), mealy
green, leafy bracts
utricle (achene surrounded by pericarp tissue)
Polemoniaceae Gilia sp.
flower: *funnel form
Ca: united by membrane
pistil: lobed styles, 3
Poaceae schismus
Poaceae Muhlenbergia
Poaceae Cynodon dactylon
Poaceae Avena fatua
Poaceae Pennisetum ciliare
Polemoniaceae
leaves: simple,
flowers: actinomorphic
Ca: 5 connate, with windows*
Co: 5 connate
stamen: 5, 3 stigmatic lobes
Papilionoideae Lupinus sparsiflorus
leaves: palmate compound
flower: purple, white, and yellow
anthers: strongly differentiated
Rubiaceae
herbs & shrubs
leaves: pop with stipules
flowers: actinomorphic
Ca: 4-5
Co: 4-5
Inferior ovary
Boraginaceae Pectocarya recurvata
distinct fruit type
simple leaves
bristle flowers
Ncytaginaceae Mirabilis laevis
Amaranthaceae/ Chenopodiaceae
Chenopodium murale
green tepals, no bracts
Amaranthaceae
Atriplex canescens
big bracts, 4 winged salt bush
Chenopodiaceae
Geraniaceae Erodium cicutarium
fruit twists when heated.
Bignoniaceae Tecoma stans
Solanaceae Nicotiana obtusifolia
salverform
large white flowers
fruit: green berries
sticky plant
Acanthaceae Justicia californica
Fabaceae Sophora sp.
diadelphous stamen
10 stamen sometimes, fused at the base (9+1 *diadelphous)

characteristic of Papilionoideae
Tepals
a segment of perianth which is not differentiated into calyx and corolla: a sepal or petal
Apical Style
hydrophyllaceae has this
Gynobasic Style
on Boraginaceae
Monodelphous stamen
stamens united by the filaments and forming a tube around the gynoecium
Fabaceae Medicago spp.
spiral-like fruits, papilionoideae yellow flower, looks like a clover
Rosaceae Maloideae Malus
Rosaceae Prunoideae Prunus
plum
Rosaceae Rosoideae Fragaria
strawberry
Cucurbitaceae Marah gilensis
star-like, white-yellow flower
tendrils present
Portulacaceae Claytonia perfoliata
...
Polemoniaceae Phlox tenuifolia
little windows in the calyx
Fabaceae Lotus rigidus
...
Juncaceae Juncus articulatus
*round stems (vs triangular with the sedges)
*open leaf sheathing
loculicidal capsule
Cyperaceae Carex sp.
unisexual
achene in perigynium casing
Cyperaceae Eleocharis sp.
terminal spikelet
tubercle
achene with bristles surrounding it
bract
Cyperaceae Schoenoplectus sp.
no tubercle
Cyperaceae Cyperus sp.
laterally flat stem (like a fish)
leaves grow at the base of the inflorescence
Typhaceae Typha sp.
cattails
semi-aquatic
flowers: monecious

males above females, just like in gymnosperms
double spadix
Lilliaceae Nothoscordum
bulbous herbs
lack onion odor
raceme or umble
Salicaceae Populus fremontii
white trunk
Salicaceae Salix gooddingii
lvs: simple
catkin infl
riparian area plant
Agavaceae Agave sp.
inferior ovaries
sometimes with marginal spines (ex. Americana)
Agavaceae Yucca sp.
superior ovaries
no marginal spines
fibrous leaves
Agavaceae Hesperaloe parviflora
...
Plantaginaceae Penstemon eatoni
opp leave
stamenode (sterile stamen)
Plantaginaceae Plantago patagonica
fuzz on linear leaves
bracts with white small flowers
Orobanchaceae Castilleja linariifolia
...
Lamiaceae Hyptis emoryi
...
Asteraceae Encelia farinosa
brittle bush
forked style
fused anthers
no papus (group of hairs that come off the achene)
Asteraceae Bebbia juncea
bush
papus type: awn (the one with the furry stuff up it)
all disk flowers, no rays
chaff+ (subtends each disk flower comes off of receptacle)
Asteraceae Baileya multiradiata
no papus
greyish and wholly leaves
Asteraceae Erigeron divergens
pappus type: awn (fuzzy one)
no chaff
Asteraceae Ericameria linearifolia
Asteraceae Sonchus oleraceus
all ray flower, no disk
Euphorbiaceae
cyathium inflorescence
stem succulent
appendages and glands
milky sap
female flower is a 3 valved capsule
Onagraceae Oenothera sp.
primrose family
inferior ovary w/ LONG hypanthium
Ca: 4 Co: 4
Stamen: 8
*Viscin: the sticky pollen
Polygonaceae Eriogonum fasciculatum
umbel
rosemerry-like leaves
woody at base
Apiaceae Torilis nodosa
(dill, carrots, fennel)
umble or 2x umbel
mostly herbs
sheathing leaves
inferior ovary
fruit: schizocarp
Apiaceae Apium leptophyllum
...
Asclepiadaceae Asclepias tuberosa
(milkweed family)
milky sap
leaves: simple, entire.
bearing appendages form petaloid Corona gynostegium
Euphorbiaceae Chamaesyce albomarginata
leaves entire, opposite
Asclepiadaceae Asclepias subulata
...
Cactaceae Echinocereus sp.
no glochids
inferior ovary
many stamen
many tepals
round, columnar, short
vertically ribbed
Cactaceae Mammillaria sp.
not ribbed
tubercles (nodes)
Cactaceae Echinocactus sp.
fruits whooly
fat and short
ribbed
Cactaceae Ferocactus sp.
barrel cactus
ribbed vertically
big thick spines
spineless flowers
Cyperaceae
(sedges)
closed leaf sheath
three sided stems
inflorescence "sedge spikelets"
each flower subtended by bract
perianth absent or reduced to scales
fruit an achene
Lilliaceae
perennial, usually bulbous herbs
lack onion odor
infl. a raceme or umbel
6 tepals, 6 stamen, superior ovary
lvs simple, entire
Juncaceae
mostly perennial herbs
round stemmed
open leaf sheath
flws bisexual, actinomorphic
6 scarious tepals
3 connate carpels
Typhaceae
perennial, tall
semi-aquatic herbs
double spadix
scale like tepals
flws monecious
Salicaceae
(Populus fremontii, Salix gooddingii) Cottin filled fruits. Or catkins with are pollen.
Portulacaceae
all herbs
leaf succulents (often edible)
flws actinomorphic
Ca:2, Co: 5
fruit a circumsessile capsule or valvate capsule
Polygonaceae
annual or perennial herbs and shrubs w/simple alternate lvs
5-6 petaloid tepals
6-9 stamens
ocrea (sheath around stem formed by stipules)
achene w/ 2 lenticular or trigonous carpels
Plantaginaceae(including what was previously in Scrophulariaceae)
...
Orobanchaceae(many used to be in Scrophulariaceae)
(Broom Rape family) root parasites. Co: 5 connate, 2 lipped. Usually followed by a colorfun bract (Castileja linariifolia)
Onagraceae
(evening primrose family)
herbs and shrubs
inferior ovary w/ long hypanthium
Ca:4, Co:4, 8 stamen, 4 carpels
viscin: sticky cobwebby pollen
Lamiaceae
(Mint family) also includes lavender. Aromatic oils and SQUARE stems. 4 nutlets, style gynobasic and 2 lobed near apex. Opposite whorled leaves inclusters. Flowers zygomorhpic. Stames 2 long, 2 short. (Hyptis Emoryi) small purple flower
Cucurbitaceae
monecious or diecious
lvs simple, palmately veined or lobed
flws imperfect
Ca: 5 lobes, Co: 5 lobes
stamen often fused
fruit a pepo w/ 3 carpels
Cactaceae
stem succulents
shoots reduced to aerioles w/ leaf spines (modified lvs)
perianth many tepals, often showy
numerous stamen
inferior ovary
Asclepiadaceae
Milk weed family. Milky sap. Carpels2, distinct at base. Anthers connate and adnate.
Colrolla bearning horn like appendages. Goes from hood to horn, column, calys lobe.
The inside "wings" start with the sorpusculum on top followed by the translator arms and
pollinium (sack like hanging).
Apiaceae
mostly herbs
sheathing lvs
infl mostly umbels or umbels of umbels
flws actinomorphic Co: 5
calyx often reduced or absent
petals small, curve in
fruit a schizocarp
lots of edibles (dill, fennel, celery, carrots, cilantro, etc) but also lots of poisonous plants
Amaranthaceae/Chenopodiaceae
Grow in salty conditions. 5 petals/5 TEPALS. White dust on surface of leaves (Farinose). Green leafy bracts
Acanthaceae
...
petaloid Corona
Polypodiaceae
oblong leaves
sorus in rows
pinnately compound leaves
Equisetaceae (horse tails)
the head is called the Strobilus
Selaginellaceae
resurrection fern
microspore and megaspore
Dryopteridaceae
indusium present
ophioglossaceae
no fiddle heads
spores are on stalks not leaves
Psilotaceae
Cupressaceae Juniperus depiana
alligator juniper
square patterned bark
Pinaceae Pinus ponderosa
2 needles per follicle, flakey bark
pine cone about 10 cm long
Pinaceae Pinus edulis
piñon pine (pine nuts)
2 needles per fascicle
Cupressaceae Juniperus monosperma
dry fiberous bark
berries about 1 cm long
Cuppressaceae Cupressus glabra
grows at 4500 ft elevation
Ephedraceae Ephedra
lvs reduced scale'like
photosynthetic stems appearing "jointed"
Pinaceae Picea engelmannii
6 cm
Pinaceae Pinus flexilis
...
Pinaceae Abies concolor
Pinaceae Pseudotsuga menziesii
mouse butts :] 5-7cm long