Eastern Mojave Vegetation Stem of Coll. No. 1168, Tetradymia glabrata  
 

 

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  Asteraceae Tetradymia glabrata
Scanned 2 November 2015.

Things to see in this image:

  1. Primary leaves are altered to appressed spines, even though plant is described as unarmed.
  2. The tomentose pubescence on the stems is interrupted by glabrescent streaks.

Coll. No. 1168, 24 Jun 2015, characters observed: Perennial woody shrub, to 1 m., drying quite brittle; Stems, pubescence of stems interrupted by glabrescent streaks; Leaves, eglandular, primary leaf an appressed thorn, 4.5 mm., early deciduous, secondary leaves clustered in axils, 5.0 mm. × 0.8 mm. wide, linear to oblanceolate; Inflorescence, 7-8 heads on ends of short branches, none of flowers with strap-shaped corollas, flowers of one kind (disk flowers); Peduncle, 5.5-6.0 mm., tomentose; Involucre, cylindric; Phyllaries, #4, in 1 series, 6 mm., ±keeled, tomentose abaxially; Receptacle, epaleate; Flowers, #4; Corolla, yellow; Pappus of many well-developed bristles; Fruit, long soft hairy;

Article records that use this photograph:

Other photos about Species - Asteraceae or Tetradymia glabrata.

 


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Date and time this page was prepared: 9/22/2021 6:10:58 PM