pappus

How To Use pappus In A Sentence

• Tagetes, _Sud Buruk_, is a curious genus, on account of its simple tubular involucrum, very entire and pappus florets, conduplicate in aestivation, all florets faeminine are ligulate; are the folded up ones representations of the males? Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries
• Coode and Richardson pointed out a relationship between Centranthus and Valeriana because both genera share a plumose pappus.
• A second sample of 50 randomly chosen achenes of each capitular type was used to determine achene weight, achene dimensions and pappus length.
• In the same work Pappus writes about how the problem of trisecting an angle was solved by Apollonius using conics.
• -- Stem globose, 3 in. to 5 in. high, thickly clothed with long, narrow, pointed tubercles, the bases of which are set in white wool, whilst the apices are crowned with tiny stars of white silky spines; more like the pappus of a Composite than the spines usually found on Cactuses. Cactus Culture for Amateurs Being Descriptions of the Various Cactuses Grown in This Country, With Full and Practical Instructions for Their Successful Cultivation
• Goldfinch often lines her nest with the soft pappus of the Herbal Simples Approved for Modern Uses of Cure
• _C_, a single flower, × 2. _o_, the ovary. _p_, the "pappus" (calyx lobes). _an. _ the united anthers. Elements of Structural and Systematic Botany For High Schools and Elementary College Courses
• I fancied that the aster radula, diplopappus umbellatus, solidago lanceolatus, red trumpetweed, and many others which were conspicuously in bloom on the shore of the lake and on the carry, had a peculiarly wild and primitive look there. The Atlantic Monthly, Volume 02, No. 08, June 1858
• The achenes are terete, narrowed at the base, 5 x 0 • 7 mm, ribbed and black, with a basal tuft of hairs and a pappus consisting of five ovate, petal-like scales.
• The focus and directrix of a parabola were considered by Pappus.