10 ENGLISH BOOKS RELATING TO «RAY FLORET»
Discover the use of
ray floret in the following bibliographical selection. Books relating to
ray floret and brief extracts from same to provide context of its use in English literature.
1
Common Families of Flowering Plants
Corolla: 5.25 mm Pappus: 3.5 mm Dl. A ray-floret. The corolla surrounds a style
that usually branches into 2 stigmas but may be unbranched (see D2). The
pappus is absent from ray-florets. Note the hairs on the corolla-tube. D2. Upper
portion ...
2
Modern Plant Taxonomy, 1E
K(5), C(5y A5, G^- Asteraceae (Composiiac): Centaurea cyanus: Ray floret —
Neuter, KQ, C(5), AQ, G0; Disc floret—©, ?, K , C,,., A,,,, Gp=r ' T' pappus' (5)' (5)' (
2) Carihamus oxycaniha L.: ©, ?, K , C,c„ A.c., Crzr pappus' (5)' (5)' (2) Sonchus ...
3
A Contribution to the Life History of Silphium ...
I. First appearance of individual florets: 1!, disk floret; r, ray floret; brl, br2, bracts
on receptable; z', involucral bract. FIG. 2. A later stage: parts lettered as in fig. 1.
FIGS. 3-11. Successive stages in development of disk floret: each part lettered on
...
William Dayton Merrell, 1900
First appearance of individual florets: d, disk floret; r, ray floret; brx, br2, bracts on
receptable ; i, involucral bract. Fig. 2. A later stage : parts lettered as in fig . 1. Figs
. 3-1 1. Successive stages in development of disk floret: each part lettered on its ...
John Merle Coulter, M.S. Coulter, Charles Reid Barnes, 1900
5
The collected works of Sir Humphry Davy ...: Discourses ...
F1rst appearance of individual florets: d, disk floret; r, ray floret; brx, br2, bracts on
receptable ; i, involucral bract. F1g. 2. A later stage : parts lettered as in fig . 1.
F1gs. 3—1 1. Successive stages in development of disk floret: each part lettered
...
John Merle Coulter, Sir Humphry Davy, John Davy, 1900
PLA TE III All figures magnified 130 diameters. Fig. 1. First appearance of
individual florets: d, disk floret; ;-, ray floret ; brit br2, bracts on receptable ; /,
involucral bract. Fig. 2. A later stage: parts lettered as in fig. 1. Figs. 3-1 i.
Successive stages ...
7
Together With Biology Lab Manual-Xii
\iS"^ Hjktt , -Ray Floret (Capitulum -Disc Floret inflorescence) _ ^ -Leaf Stem
Flowering twig Anthers Filaments Syngenesious stamens Stigma Stamen
Tubular corolla ^ Pappus (Calyx) Inferior ovary Disc floret Petals Pappus (Calyx)
Sterile ...
8
Competition Science Vision
Floral diagram of Helianthus annuus Ray Floret = Br% O K5(pappUS) C5 A0 G(2)
5(Pappus) Disc Floret = Bred* K Pollination and Seed Dispersal The members of
Asteraceae are cross pollinated by a large variety of insects. Small flowers are ...
9
Comprehensive MCQs in Biology
(a) Ray floret. Zygomorphic, ligulate pistilate or neutral, epigynous. Calyx. Sepals
absent or modified into pappus. Corolla. Petals five, fused, coloured ligulate, val-
vate aestivation. Androecium. Stamen is generally absent. Gynoecium.
Hemant Roy Sri, Shri Hemant Roy
10
Flowering Plants. Eudicots: Asterales
with white tomentum; involucre gradate; ray floret limbs linear; disc corollas
funnelform, tubes 2–3 times as long as lobes; thecae pale, base not tailed nor
noticeably lobed; style branches longer than scabrid upper style shaft; cypselae ...
Joachim W. Kadereit, Charles Jeffrey, 2007
5 NEWS ITEMS WHICH INCLUDE THE TERM «RAY FLORET»
Find out what the national and international press are talking about and how the term
ray floret is used in the context of the following news items.
A floral masterpiece
Each of the plant's slender ray florets is female, with a long stigma which is split ... of a visiting insect, for onward transport to a female ray floret of another plant. «The Guardian, Mar 15»
Violet-blue chrysanthemums
... substitution of anthocyanin chromophore from cyanidin to delphinidin dramatically changed chrysanthemum ray floret color from magenta/pink to purple/violet. «OUPblog, Nov 13»
Gardening: The Aster family is full of tall yellow bee magnets
Each ray floret (what we would call a petal) usually has scalloped tips — one way to distinguish this species from other daisies. There are many varieties of ... «Carlisle Sentinel, Sep 13»
Scientists Map Genetic Mutation Depicted in Vincent van Gogh's …
While ray florets are sterile, disc florets can mature into seeds. The mutants in van Gogh's paintings, Burke explains, have multiple levels of spiraling yellow ray ... «Audubon Magazine, Apr 12»
Gene behind van Gogh's sunflowers pinpointed
A wild sunflower (Helianthus annuus) is not so much a single flower as a composite of tiny florets. The golden ray florets, located at the sunflower's rim, resemble ... «Nature.com, Mar 12»
