Last Updated: October 2026 for NEET 2027 • Biology Bureau
The Seedha Faisla / Ruling: For NEET 2027, the National Medical Commission (NMC) mandates exactly six plant families: two retained directly from Rationalized New NCERT (Fabaceae and Solanaceae) and four added from secondary school practical syllabi (Brassicaceae/Cruciferae, Malvaceae, Asteraceae/Compositae, and Poaceae/Gramineae). Droppers do not need 50-page botany booklets; NTA strictly limits exam questions to four diagnostic parameters: floral formula brackets, ovary position and placentation (inferior basal in Asteraceae, superior parietal in Brassicaceae, axile in Solanaceae/Malvaceae), signature androecium conditions (tetradynamous in Cruciferae, monadelphous in Malvaceae, syngenesious in Asteraceae, diadelphous in Fabaceae), and standard economic NCERT examples. Liliaceae was removed from New NCERT but should be memorized only for its trimerous monocot formula. Mastering these contrast cues on a single A4 comparison sheet takes three hours and secures 8 to 12 marks.
"Bhai, New NCERT me sirf Solanaceae aur Fabaceae diya hai, lekin coaching wale 50 page ka module dekar bol rahe hain Malvaceae aur Gramineae pura rutto. Kya sach me sab aayega?"
Walk down the coaching street in Vigyan Nagar, Kota, and you will see droppers carrying 50-page botany booklets filled with 15 placentation variations, 40 obscure Latin species, and anatomical cross-sections that look like advanced pathology.
Take a breath. You do not need a 50-page botany booklet.
NMC did not add these families to turn you into a taxonomist. They added them because state boards across Maharashtra, UP, and South India teach them in class 11 practicals. NTA tests only five basic things from each family: floral symmetry, calyx/corolla count, androecium condition, gynoecium position, and 4 to 5 everyday economic examples.
This 1-page comparison sheet clears every possible family question in under 3 hours.
What Are the 6 Plant Families in NEET 2027 Syllabus?
There are exactly 6 plant families tested in the official NEET syllabus:
- Brassicaceae (Cruciferae) — Added from practical syllabus (Mustard, Radish, Turnip)
- Fabaceae (Leguminosae) — Retained in Rationalized New NCERT (Pea, Gram, Arhar, Moong)
- Solanaceae — Retained in Rationalized New NCERT (Potato, Tomato, Brinjal, Chilli)
- Malvaceae — Added from practical syllabus (China rose / Hibiscus, Cotton, Bhindi)
- Asteraceae (Compositae) — Added from practical syllabus (Sunflower, Marigold)
- Poaceae (Gramineae) — Added from practical syllabus (Wheat, Rice, Maize, Grass, Sugarcane)
What NEET Tests for Each Plant Family: NTA tests only 4 core features:
- Floral Formula & Floral Diagram (number of sepals, petals, stamens, carpels, and fusion).
- Ovary Position & Placentation (Superior vs Inferior; Parietal, Basal, Axile, Marginal).
- Signature Androecium Cues (Tetradynamous in Cruciferae; Monadelphous in Malvaceae; Syngenesious in Compositae; Epipetalous in Solanaceae).
- Standard NCERT Economic Plants (Mustard, Cotton, Sunflower, Wheat, Maize).
The Master 6-Family Comparison Matrix for NEET
Pin this table right above your study desk. Every family question in NEET can be solved from these 6 rows:
| Family | Common Name | Symmetry & Sex | Calyx & Corolla | Androecium (Signature) | Gynoecium & Placentation | Key Economic Examples |
|---|---|---|---|---|---|---|
| Brassicaceae / Cruciferae | Mustard Family | Actinomorphic ($\oplus$), Bisexual ($\stackrel{\rm\textstyle\circ}{\small\textstyle\boldsymbol{+}}$) | $K_{2+2}$ (Cruciform), $C_{4}$ (Cross-shaped) | $A_{2+4}$ (Tetradynamous: 2 short outer, 4 long inner) | $\underline{G}_{(2)}$, Superior, Parietal with False Septum (Replum) | Mustard (Brassica), Radish, Turnip, Cabbage |
| Fabaceae / Leguminosae | Pea Family | Zygomorphic ($\%$), Bisexual ($\stackrel{\rm\textstyle\circ}{\small\textstyle\boldsymbol{+}}$) | $K_{(5)}$, $C_{1+2+(2)}$ (Vexillary / Papilionaceous) | $A_{(9)+1}$ (Diadelphous, 10 stamens) | $\underline{G}_{1}$, Superior, Unilocular, Marginal | Gram, Arhar, Moong, Soya, Indigofera, Sunhemp, Mulethi |
| Solanaceae | Potato Family | Actinomorphic ($\oplus$), Bisexual ($\stackrel{\rm\textstyle\circ}{\small\textstyle\boldsymbol{+}}$) | $K_{(5)}$ (Persistent), $C_{(5)}$ (Valvate) | $A_{5}$, Epipetalous (attached to petals) | $\underline{G}_{(2)}$, Superior, Bilocular, Axile (Swollen placenta, oblique septum) | Potato, Tomato, Brinjal, Chilli, Belladonna, Ashwagandha, Tobacco, Petunia |
| Malvaceae | Mallow / Cotton Family | Actinomorphic ($\oplus$), Bisexual ($\stackrel{\rm\textstyle\circ}{\small\textstyle\boldsymbol{+}}$) | Epicalyx (3-8 bracteoles), $K_{(5)}$, $C_{5}$ (Twisted) | $A_{(\infty)}$, Monadelphous (stamens united in 1 bundle / stamina tube), Monothecous anthers | $\underline{G}_{(5-\infty)}$, Superior, Multilocular, Axile | China rose (Hibiscus), Cotton (Gossypium), Lady's finger / Bhindi (Abelmoschus) |
| Asteraceae / Compositae | Sunflower Family | Ray florets: Zygomorphic, $\%$; Disc florets: Actinomorphic, $\oplus$ | Calyx reduced to Pappus (hairy parachute), $C_{(5)}$ | $A_{(5)}$, Syngenesious (anthers fused, filaments free) | $\overline{G}_{(2)}$, Inferior, Unilocular, Basal placentation (Single ovule) | Sunflower (Helianthus), Marigold (Tagetes), Lettuce, Chrysanthemum |
| Poaceae / Gramineae | Grass / Cereal Family | Zygomorphic ($\%$), Bisexual (or unisexual) | Perianth reduced to 2 Lodicules, protected by Lemma & Palea | $A_{3}$ (or $3+3$), Versatile anthers | $\underline{G}_{1}$, Superior, Unilocular, Basal, Feathery stigmas (bifid) | Wheat, Rice, Maize, Sugarcane, Bamboo, Grass |
4 Common Question Formats NTA Tests on Plant Families
When NTA asks a question on plant families, they test these 4 specific contrast areas:
1. Stamens Arrangement & Cohesion (Androecium Condition)
This is the single most tested concept across NEET Biology:
- Monadelphous ($A_{(\infty)}$): Stamens fused into a single staminal tube surrounding the style. Found only in Malvaceae (China rose, cotton).
- Diadelphous ($A_{(9)+1}$): 10 stamens split into two groups (9 fused + 1 free). Found only in Fabaceae (Pea).
- Tetradynamous ($A_{2+4}$): 6 stamens where 2 outer are short and 4 inner are long. Found only in Brassicaceae (Mustard).
- Syngenesious ($A_{(5)}$): Anthers are united in a ring around the style, but filaments remain free. Found only in Asteraceae (Sunflower).
- Epipetalous: Stamens attached directly to petals. Found in Solanaceae.
2. Ovary Position & Placentation Distinctions
- If the question mentions Inferior Ovary ($\overline{G}$) with Basal placentation and a single ovule at the base: it is Asteraceae / Compositae.
- If it mentions Superior Ovary ($\underline{G}$) with Parietal placentation and a Replum (false septum): it is Brassicaceae.
- If it mentions Swollen placenta oriented obliquely with Axile placentation: it is Solanaceae.
- If it mentions Marginal placentation: it is Fabaceae.
3. Modified Calyx and Perianth Structures (Epicalyx & Pappus)
- Epicalyx: An extra whorl of green bracteoles outside the calyx. Present in Malvaceae.
- Pappus: Calyx modified into persistent hairy or bristly structures that aid seed dispersal by wind. Present in Asteraceae.
- Lodicules: Perianth reduced to 2 small scale-like structures. Present in Poaceae.
4. Fruit Classification across the 6 Families
- Siliqua / Silicula: Brassicaceae (Mustard).
- Legume / Pod: Fabaceae (Pea, Gram).
- Berry or Capsule: Solanaceae (Tomato is berry, Datura is capsule) and Malvaceae (Cotton capsule).
- Cypsela: Asteraceae (Sunflower).
- Caryopsis: Poaceae (Wheat, Maize grain where pericarp is fused with seed coat).
What Is the 3-Hour Plant Family Study Protocol?
Do not spend 3 days memorizing every page of extra botany notes. Follow this 3-hour protocol:
| Study Block | Duration | High-Yield Activity | Retention Output |
|---|---|---|---|
| Hour 1 | 60 mins | Draw all 6 floral diagrams side-by-side on an unruled A4 sheet | Visual memory of aestivation, cohesion, and adhesion |
| Hour 2 | 60 mins | Write out all 6 floral formulas 5 times strictly from memory | Mastery of brackets, fusion indices, and ovary underlines |
| Hour 3 | 60 mins | Solve 35 authentic past questions and 15 Assertion-Reason traps | Error logging into your personal Mistake Notebook |
- Step 1: Draw the 6 Floral Diagrams (60 mins). Take a blank unruled sheet. Draw the cross-section for Mustard, Pea, Potato, China Rose, Sunflower disc floret, and Wheat. Pay attention to valvate vs twisted aestivation and stamen connections.
- Step 2: Memorize Formulas with Brackets (60 mins). Notice where brackets exist (indicating fusion). For example, $K_{(5)}$ means fused sepals (gamosepalous), while $K_{2+2}$ means free sepals (polysepalous).
- Step 3: Solve Targeted PYQs (60 mins). Test yourself on questions from the NEET 2027 Rationalized Syllabus Guide. If you get confused between twisted aestivation in Malvaceae versus imbricate in Cassia, log it immediately into your Learnzy Mistake Notebook.
Related Dispatches & Master Syllabus Guides
- NEET 2027 Rationalized Syllabus: The Complete One-Page Desk Guide
- Frog vs Cockroach for NEET: The Exact Morphology Truth
- The Pre-Analysis Protocol: Eliminating Mistake Notebook Friction
- Automated Spaced Revision Scheduler: Stopping Memory Decay
- How to Stop Silly Mistakes in NEET Biology
- NEET 2027 8-Month Preparation Strategy