Taxonomy Test 2 definitions
Terms
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- Outgrowth of Tissue at the top of the leaf sheath
- Ligule
- One of two small papery bracts at the base of the grass spikelet
- Glume
- Lowest of the two bracts subtending a grass floret
- Lemma
- Upper bract of the two that typically subtend a floret
- Palea
- Scale-like reduced perianth parts in the flower of species of the poaceae
- Lodicule
- Study of relative growth (parts on an individual growth)
- Allometry
- Developmental biology term having to do with time
- Heterochrony
- Water storage organs; stems usually swollen at base
- Pseudobulbs
- Twists 180 degrees during development
- Resupinate
- Lip; often used to refer to a particular petal that has differentiated from all others; especially in orchids
- Labellum
- When pollen is clumped into distinct masses
- Pollinia
- Structure formed by the fusion of the androecium and the gynoecium in the orchidaceae
- Column
- Papery sheath that is formed in the Polygonaceae; sheath made from stipules at the node
- Ocrea
- Red purple pigment
- Anthocyanin
- Penetrating root of a parasitic plant that invades vascular tissue of host plant
- Haustorium
- Cleistogomous
- Non-opening, self pollinating
- Specialized inflorescence of some euphorbiaceae where a single carpellate flower and multiple staminate flowers are clustered together and imitate a single flower
- Cyanthium
- Orchids are highly derived from this
- Asparageles
- Folded in a fan-like manner
- Plicate
- Modified branch; thorn
- Euphorb
- Basal group of cactus (fruit is a berry)
- Pereskia
- Glume
- Small papery bract at base of grass spikelet
- Lemma
- Lowest of two bracts subtending a grass floret
- Palea
- Upper bract of the two subtending a floret
- Lodicule
- Scale-like reduced perianth parts in flowers of poaceae
- Pseudocopulation
- In Orchids, release of chemicals similar to insect pheromones to attract pollinators
- Pollinia
- Pollen clumped into distinct masses, in Orchids
- Spathe
- A hood like bract found in Araceae
- Teosinte
- Ancient relative to modern day corn. Much smaller than todays version
- Succulent
- Wet, moist and thick. Cactus
- Spikelet
- Collective term for grass unit
- Oryza
- Seed is rice
- Triticum
- Genus of wheat
- Genus of wheat
- Triticum
- Genus of rice
- Oryza
- Exerted Stamen
- Stamens exerted beyond the petals like in Orchids
- Stamens that go beyond the petals like in Orchids
- Exerted Stamen
- Monocot Question: Vascular Bundles of the stem
- Tubers are used for nutrient storage
- Monocot Question: Major leaf veins
- Large and have parallel veination
- Monocot Question: Leaf bases
- Undifferentiated leaf bases; clasping
- Monocot Question: Floral part numbers
- Usually found in multiple of 3's
- Monocot Question: Embryo
- Single cotelydon
- Zea
- Corn; grasses; only in North America