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Plant Characteristics
Varies plant charactericts and family characteristics
48
Biology
Undergraduate 3
05/18/2009

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Cards

Term
Inflorescense
Definition
The arrangement of Flower(s) on the plant
Term
Rotate corolla
Definition
Large part of corolla is limb (flared part)
Term
Campanulate Corolla
Definition
Bells-shaped corolla
Term
urceolate
Definition
Urn-shaped corolla
Term
infundibuliform
Definition
funnel shapped (esp. common in Morning Glory family)
Term
Cyathiform
Definition
salver shapped ( shallow tray)
Term
Tubular
Definition
Rhodedrons shape
Term
ligulate
Definition
Strap-shapped (esp in ray flowers of asteraceae)
Term
papilionaceous
Definition
butterfly-shapped corolla (common in Leguminosae ie. Fabales family)
Term
bilabiate
Definition
Two lipped
Term
Determinate inflorescences
Definition
having a central maturing flower first
Term
Indeterminate inflorescences
Definition
Lateral or lower flowers maturing first
Term
Peduncle
Definition
Main stalk of the entire infl.
Term
Pedicel
Definition
stalk of the indiv. flower in infl.
Term
Simple Cyme (thyrse)
Definition
a determinate infl. w/ pedicels of more or less = length
Term
Comp. cyme
Definition
a branched cyme
Term
Helicoid Cyme
Definition
A determinate infl. in which the branch only develops on one side
Term
Scorpioid Cyme
Definition
A zig zag determinate infl. with branches developed on opp. sides
Term
Raceme
Definition
unbranched indet. infl. w/ pedicelled flowers (ex Soap Weed)
Term
Panicle
Definition
Branched raceme
Term
Spike
Definition
unbranched indet. elongated infl. with sessile flowers
Term
Spadix
Definition
spike w/a small crowded flowers on a thickened fleshy axis
Term
Catkin
Definition
A unisexual scaly spike
Term
Corymb
Definition
a flat topped or convex indet. cluster of flowers
Term
Umbel
Definition
Det or indet. flat topped or convex infl. w/ the pedicels arising from a common point
Term
Head
Definition
a determinate or indet. crowded group of sessile or subtented flowers on a compd. receptacle
Term
Scapose
Definition
a solitary flower on a leafless peduncle
Term
secund
Definition
one0 sided arrangement
Term
solitary
Definition
one- flowered not an inflourence
Term
umbellet
Definition
a secondary umbel in a comp umbel
Term
multiple fruit
Definition
Derived from ovaries of more than one flower
Term
aggregate fruit
Definition
derived from the ovaries of one flower eg berries (black berries and strawberries)
Term
Berry
Definition
From single pistles
Term
Pome
Definition
fruit with a core from a compound inferior ovary (ex apple, pear)
Term
Drupe
Definition
Fleshy fruit with a stony endocarp (ex peach, almond)
Term
Druplets
Definition
much reduced frupe (ex blackberries and raspberries)
Term
Dehiscent fruit
Definition
Open on one ventral side
Term
Folllicle
Definition
simple one carpel (1 ventral suture)
Term
Legume
Definition
one carpellate dihisence on 2 sutures often twist
Term
Loment
Definition
Modified legume breaks crosswise (not two sutures)
Term
Silique
Definition
Ordinarily dehises from bottom upward
Term
Silicle
Definition
modification of silique broader than long
Term
Capsule
Definition
more than one-carpellary indiv carples are not drawn together tightly
Term
Septicidal
Definition
dehisce along septum
Term
loculicidal
Definition
dehiscence on the back (midway between partitions)
Term
Operculate
Definition
through pores
Term
achene
Definition
usually 1 seeded attached to one point only to the ovary wall
Term
uticle
Definition
thin spongy or inflated ovary wall
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