Gardening Information About 'involucre' - plants

Plant Information

1. Clustered Tarweed Plant Guide | Fasciculata Plant Information ...
   
   “... The inflorescence is open to dense, with the 4.5-5.5 mm bell-shaped involucre, with
   5 deep ray flowers and 6 disc flowers having yellow corollas and black ... ”
   http://www.gardenguides.com/taxonomy/clustered-tarweed-hemizonia-fasciculata/
2. Coast Tarweed Plant Guide | Sativa Plant Information | Garden ...
   
   “... leaves. The small (7-15 mm involucre), greenish-yellow, sunflower-like
   heads are sessile in dense cymes or panicle-like clusters. ... ”
   http://www.gardenguides.com/taxonomy/coast-tarweed-madia-sativa/
3. Eastern Baccharis Plant Guide | Halimifolia Plant Information ...
   
   “... of numerous, slender, flexible, silvery-white bristles (the “pappus”), which elongates
   at achene maturity to 10-12 mm long, much longer than the involucre. ... ”
   http://www.gardenguides.com/taxonomy/eastern-baccharis-baccharis-halimifolia/
4. Beaked Hazelnut Plant Guide | Cornuta Plant Information | Garden ...
   
   “... cornuta in habit, leaf shape, the presence of glandular hairs, form and size of
   the involucre, geography, and other features, summarized in the contrast below. ... ”
   http://www.gardenguides.com/taxonomy/beaked-hazelnut-corylus-cornuta/
5. Yerba Mansa Plant Guide | Californica Plant Information | Garden ...
   
   “... The flowers do have not true petals, but rather each flower is subtended by an
   involucre bract 1-3 cm long that is white, often tinged reddish. ... ”
   http://www.gardenguides.com/taxonomy/yerba-mansa-anemopsis-californica/
6. Western Yarrow Plant Guide | Occidentalis Plant Information ...
   
   “... diameter. Involucre bracts are usually pubescent and greenish, with papery,
   straw-colored margins (Robinson and Fernald, 1908). ... ”
   http://www.gardenguides.com/taxonomy/western-yarrow-achillea-millefolium-var-occidentalis/