Scavenger Hunt

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Lamiaceae family: Salvia officinalis

key characteristic: the key for me was the aromatic smells the plant produced. The aromatic smell is not found in all the species of the Lamiaceae family. Also it was a short herbaceous plant similar to the one discussed in class

 

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Asteraceae family: Rudbeckia hirta

key characters: several key factors to put this plant in the Asteraceae family. The many flower parts as well as the modified bracts were the first noticeable features. The other main feature I saw was the large capitulum which contains the inflorescence.

 

 

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Juglans nigra

key characters: walking back from class I first notice a walnut on the ground and looked up to see this black walnut between two houses. Then saw the pinnately compound leaves with the deep grooved bark and confirmed it was Juglans nigra.

 

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Solidago canadensis

key characters: immediately recognized the bright yellow flowers in this field. Upon further investigation I saw the long alternate leaves connected to the tall stock.

 

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Umbel: Gypsophila cerastiodes

 

An umbel is a cluster of flowers protruding from the same spot (usually the tip) with similar length stocks forming an umbrella shape formation.

 

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Aggregate Fruit: Rubus occidentalis

Found this Rubus occidental near a wetland with fruits already missing which is common for this time of the year. But aggregate fruit is the fusion of many Carples to form as in this case berries

Ohio Plants

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Species Name: Cirsium arvense

Common Name: Canada Thistle

Family: Asteraceae

Status: Introduced

Notes: Collected 9/17/2014. Found in a field nearby 2 small ponds. Area was fairly low and was moderately wet.

 

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Species Name: Rudbeckia hirta

Common Name: Black-eyed Susan

Family: Asteraceae

Status: Native

Notes: Collected 9/17/2014. Found in a field nearby 2 small ponds. Area was fairly low and was moderately wet. Key characteristic to identifiying this species is the is the large daisy like flowers with large black head, that makes it easy to quickly identify. The plant duration is annual and the habit is herb.

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Species Name: Helianthus decapetalus

Common Name: Thin-leaved Sunflower

Family: Asteraceae

Status: Native

Notes: Collected 9/17/2014. Found in a field nearby 2 small ponds. Area was fairly low and was moderately wet.