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Tecoma
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Tecoma

Tecoma stans

Basic Details
Description
Floral Formula
Features
Translations
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Basic Details

NameTecoma
DescriptionTecoma flowers are trumpet shaped and they flower in large numbers. The most common one are those of yellow colors. They are also available in orange and pink shades.
FamilyBignoniaceae
GenusTecoma
TribeTecomeae

Floral Formula & Features

Floral Formula% ⚥ K(5) C(5) A4 G(2)

Bilateral symmetry, Bisexual, 5 fused sepals, 5 fused petals, 4 free staments and 2 fused carpels with superior ovary

Features
  • Tecoma is derived from Mexican term meaning 'tubular'
  • They are tall shrubs / small trees and produce flowers all year round in warm tropical climates
  • Tecoma flowers are large, showy in colors of yellow, orange, red and pink. The flowers are part of an inflorescence termed as 'raceme'. The leaf edges are serrated
  • Grows to a height of 20+ feet and with lifespan of several years. They can also be grown in pots with height of 3-5 feet
  • Native to Central, South America and the West Indies.
  • Requires at least 6 hours of sunlight daily, handles direct sunlight well, requires moderate watering

Names in Different Languages

Latin / ScientificTecoma stans
English (Alternate)Trumpet Bush, Yellow Bells, Yellow Trumpetbush, Yellow Elder, Ginger Thomas
Hindiपीलिया (peeliya), पिला कनेर (pila kaner)
Tamilதங்க அரளி (Thanga Arali),சொர்ணப்பட்டி (Swarnapatti)
Teluguపచ్చగొట్ల (Paccagoṭla)
Malayalamമഞ്ഞ അരളി (manja arali), സുബ്രഹ്മണ്യകിരീടം (subrahmanyakireedam)
Kannadaಕೊರನೆಕೇಲರ್ (Koranekēlar)
Sanskritसिद्धक्य (siddhakya)
Bengaliচন্দ্রপ্রভা (Chandaprabha)
FrenchBignone Jaune
RussianТекома прямостоячая (Tekoma priamostoiachaia)
Spanishesperanza, lluvia de oro
GermanAufrechte Trompetenwinde, Gelbe Trompetenblume

What is Floral Formula?

A floral formula is a symbolic representation of a flower's structure using letters, numbers, and special symbols. It provides a concise way to describe the arrangement and number of floral parts.

Example Formula
% K(6) C1+2+(2) A(9) G2

This formula describes the flower's symmetry, sepals, petals, stamens, and carpels in a standardized format.

Formula Sequence

  • Bract: Br or Ebr
  • Bracteole: Brl or Ebrl
  • Symmetry: % (Radial) or ⊕ (Bilateral)
  • Sex: ♀ (Female), ♂ (Male), or ⚥ (Bisexual)
  • Calyx/Sepal: K<number> (Free or Fused)
  • Corolla/Petal: C<number> (Free or Fused)
  • Androecium: A<number> (Free or Fused)
  • Gynaecium: G<number> (Superior or Inferior Ovary)

Symbol Meanings

  • Numbers: Indicate quantity of parts
  • Parentheses (): Parts are fused together
  • Plus (+): Parts in different whorls
  • Underline: Superior ovary position
  • Overline: Inferior ovary position
  • ∞: Numerous parts (too many to count)

Understanding floral formulas helps botanists quickly identify and classify flowers based on their structural characteristics.