1. Home
  2. Knowledge Base
  3. *Species- Seed plants (families)
  4. A---L (families)
  5. F
  6. Fabaceae (Leguminosae)
  7. Cassia
Searching...

Cassia

/wp-content/uploads/2020/10/460187898_b4e7bfd234.jpg
/wp-content/uploads/2020/10/Cassia%20grandis2.jpg/wp-content/uploads/2020/10/P1310637.JPG/wp-content/uploads/2020/10/16_resize.JPG/wp-content/uploads/2020/10/P1180809.JPG/wp-content/uploads/2020/10/Cassia_Jijamata%20Udyan5.jpg/wp-content/uploads/2020/10/Cassia%20grandis.jpg/wp-content/uploads/2020/10/Brazillian%20Cassia%20Tree%20-%20Flower-2.jpg/wp-content/uploads/2020/10/Flowers%20of%20Cassia%20grandis_1-5.JPG

Cassia javanica L. (Filaments swollen in the middle. Ovary hairy, Stipules 12-15 mm long, leafy, leaflets usually obtuse, silky beneath;  petals pink, turning dark red, fading to white)

/wp-content/uploads/2020/10/Java%20Cassia%20Tree%20-%20Flower.jpg

Cassia javanica subsp. nodosa (Roxb.) K.Larsen & S.S.Larsen (Filaments swollen in the middle. Ovary hairy, Stipules 5 mm long, linear, not leafy, leaflets acute, glabrous beneath; petals pink, fading to yellow-pink or white)

/wp-content/uploads/2020/10/Cassia%20nodusa.jpg
/wp-content/uploads/2020/10/Kapty_April_2014_Photo_Sourav%20Mahmud%20-13-.jpg

/wp-content/uploads/2020/10/ZZ%20Unknown%20151%20Tree%20-%20Leaf%20Tender.jpg/wp-content/uploads/2020/10/ZZ%20Unknown%20151%20Tree%20-%20Flower%20Bunch.jpg/wp-content/uploads/2020/10/ZZ%20Unknown%20151%20Tree%20-%20Flower%20Single.jpg

Cassia renigera Benth. (Filaments swollen in the middle. Ovary glabrous, leaflets oblong, densely velvety, tip mucronate; leafy bracts at base of each flower; stipules large leafy)

/wp-content/uploads/2020/10/Cassia%20IMG_6288_Fotor-7.jpg

/wp-content/uploads/2020/10/1094978722_39d1293134.jpg/wp-content/uploads/2020/10/1094183359_4f53b71bbc.jpg/wp-content/uploads/2020/10/1093950921_448f93f6ae.jpg

Cassia roxburghii DC. (As per efi thread : This species does not have swollen filaments in the middle. The other three species with similar flowers all have filaments swollen in the middle)

/wp-content/uploads/2020/10/Tiptur_20141215_130907%20-1-.jpg/wp-content/uploads/2020/10/Tiptur_20140527_135308%20-12-.jpg/wp-content/uploads/2020/10/Cassia%20to%20ID%203%20Inflorescence%20DSC04253%20small%20name.jpg/wp-content/uploads/2020/10/2771902434_0391b81ef1.jpg/wp-content/uploads/2020/10/Cassia%20roxburghii%20-Red%20Cassia-%20is%20it-%20in%20Hyderabad%20I%20IMG_7066.jpg/wp-content/uploads/2020/10/dkb4.jpg

.

Key to Indian Species of Cassia Complex (Cassia, Chamaecrista, Senna)
1aThe longest filament
(or filaments of three anterior stamens) sigmoidally curved, longest more
than 2.5 cm long		2
1bThe longest filament
straight, less than 1 cm long		8
2aFlowers yellow or
golden yellow		3
2bFlowers pink,
reddish to white		4
3aLeaflets less than
10 pairs, longer than 5 cm, glabrous on both surfaces		Cassia fistula
3bLeaflets 10 or more
pairs, shorter than 5 cm, puberulent on both surfaces; petals 11-15 mm long		Cassia moschata
4aFilaments of 3
longer stamens not swollen in the middle; pedicels less than 2 cm long;
petals 10-15 mm long		5
4bFilaments of 3
longer stamens swollen in the middle; pedicels more than 2.5 cm long; petals
usually longer than 15 mm		6
5aPod more than 35 cm
long with pulp inside, usually broader than 2.5 cm		Cassia grandis
5bPod less than 35 cm
long with dry pith inside, usually narrower than 2.5 cm		Cassia roxburghii
6aStipules reniform,  larger than 15 mm, cuspidate; leaflets velvety on both surfaces; ovary
glabrous		Cassia renigera
6bStipules less than 15 mm; leaflets glabrous or silky beneath only; ovary hairy7
7aStipules 12-15 mm
long, leafy; leaflets usually rounded or obtuse at tip; calyx dark red;
petals 2.5-3.5 cm long, pink to dark red		Cassia javanica ssp. javanica
7bStipules 5 mm long,
narrow, not leafy; leaflets acute at tip; calyx Green; petals 1.2-2.5 cm
long, pink to nearly white, turning yellow		Cassia javanica ssp. nodosa
8aOvary stalk less
than 0.9 mm long, fruitless than 9 cm long; braceoles present; legume
elastically coiling		9
8bOvary stalk more
than 0.9 mm long, fruit more than 9 cm long; bracteoles absent; legume not
elastically coiling		14
9aLeaflets 2 pairs;
one linear gland present between each pair or only one pair of leaflets;
leaflets broader than 1 cm; stamens 5(2-7)		Chamaecrista absus
9bLeaflets more than 2
pairs; glands present on petiole below leaflets; Leaflets linear, narrower
than 1 cm; stamens 10 or 4-5		10
10aGland on petiole
stalked, just below the lowest pair of leaflets		11
10bGland on petiole
sessile		12
11aStamens 5; pedicel
less than 7 mm long; sepals 5-6 mm long		Chamaecrista pumila
11bStamens 10; pedicel
10-15 mm long; sepals 6-8 mm long		Chamaecrista kleinii
12aLeaflets usually in 25-60 pairsChamaecrista
mimosoides
12bLeaflets usually in
less than 25 pairs		13
13aStamens 4-5;
leaflets 5-10 mm long; stem with short curved hairs leaves less than 6 cm
long		Chamaecrista nomame
13bStamens 10,
sometimes 7; leaflets 8-14 mm long; stem with spreading hairs; leaves longer
than 6 cm		Chamaecrista
leschenaultiana
14aLeaves without
glands		15
14bLeaves with glands
on rachis or petiole		23
15aPod cylindrical or
4-angled; leaflets 10-16 pairs, 3-9 cm long; pod 15-30 cm long, 1 cm thick		Senna spectabilis
15bPod compressed16
16aLeaflets 5 cm or
more long; pod winged		Senna alata
16bLeaflets less than 5
cm long; pod not winged		17
17aPod elliptic-oblong
to falcate, less than 7 cm long		18
17bPod linear-oblong,
longer than 7 cm		20
18aLeaflets narrower
usually less than 10 mm broad, acute; pod 3-7 cm long, oblong to subfalcate,
valves not crested		Senna alexandrina
18bLeaflets broader
usually broader than 10 mm, obtuse; pod 3-6 cm long, falcate, valves with
longitudinal ridge of raised crests		19
19aRaceme 10-25 cm
long, longer than subtending leaves; sepals 9-13 mm long; petals 12-20 mm
long		Senna italica ssp. italica
19bRaceme less than 10
cm long, shorter than subtending leaves; sepals 6-8 mm long; petals 8-9 mm
long		Senna italica ssp. micrantha
20aPod 15-30 cm long,
1-2 cm broad; stipules minute, subulate, less than 3 mm long		Senna siamea
20bPod shorter than 15
cm; stipules minute or larger		21
21aInflorescence
subspicate; pedicel 5-7 mm long; stipules foliaceous, 1.5-2.5 cm long; shrub;
pod pilose		Senna didymobotrya
21bInflorescence
paniculate; pedicel longer than 10 mm; pod glabrous		22
22aShrub; stipules
minute, less than 3 mm long; leaves 10-15 cm long; pod 7-12 cm long		Senna montana
22bTree; stipules
foliaceous, about 9 mm long with filiform tip; leaves 15-30 cm long; pod
12-15 cm long		Senna timoriensis
23aGlands on rachis
between pairs of leaflets, none on petiole		24
23bGland on petiole,
none on rachis between pairs of leaflets		38
24aPod terete or
subterete, broader than 10 mm		25
24bPod compressed or if
terete then less than 8 mm broad		27
25aLeaflets 2 pairs;
gland between lower pair of leaflets; petals 2-3 cm long		Senna bacillaris
25bLeaflets 3-5 pairs;
petals 1-2 cm long		26
26aGland only between
lowest pairs of leaflets; leaflets rounded or subacute		Senna bicapsularis
26bGlands between
leaflets of each pair; leaflets acuminate		Senna
septemtrionalis
27aStipules reniform,
broader than 7 mm, persistent		Senna auriculata
27bStipules linear less
than 5 mm broad, caducous		28
28aLeaflets 12 or more
pairs		Senna multijuga
28bLeaflets less than
12 pairs		29
29aPods 1-2 cm wide30
29bPods less than 1 cm
wide		33
30aGlands clavate or
sessile, between all or most pairs of leaflets, pod tomentose or glabrous		31
30bGlands clavate
usually between lowest two pairs of leaflets; pod glabrous		32
31aYoung branches
tomentose; leaflets 4-8 pairs, densely tomentose especially beneath, oblong
to elliptic, 2-3 cm long, glands sessile; pod 10-14 cm long, tomentose, 50-90
seeded.		Senna glandulosa
31bYoung branches
glabrous; leaflets 3-5 pairs, almost glabrous, ovate to ovate elliptic, 4-11
cm long; glands clavate or conical; pod 6-10 cm long, glabrous.		Senna floribunda
32aLeaflets 4-6 pairs;
leaves 15-30 cm long; stalk of pod 10-20 mm long		Senna sulfurea
32bLeaflets 6-9 pairs;
leaves 10-15 cm long; stalk of pod 5-7 mm long		Senna surattensis
33aLeaves with 5-15
pairs of leaflets, generally clustered 3-5 together at nodes; leaflets 4-10mm
long; pod 8-15 cm long.		Senna polyphylla
33bLeaves with 2-7
pairs of leaflets, occurring singly at nodes; leaflets longer than 15 mm		34
34aLeaflets 4-7 pairs,
2-3 cm long; flowers in pairs in leaf axils; pod 6-8 cm long		Senna pallida
34bLeaflets 2-5 pairs;
flowers more than two in short racemes		35
35aLeaflets ovate or
oblong, not obovate; Leaflets 2-3 pairs, oblong or oblong-lanceolate, 2.5-5
cm long; pod 7-9 mm broad		Senna corymbosa
35bPods obovate; leaflets
3-5 pairs.		36
36aLeaflets 4 pairs
(3-5); glands between all or lowest pair of leaflets; pod 3-5 cm long, 5-10
seeded		Senna uniflora
36bLeaflets 3 pairs
glands between lowest 1-2 pairs; pod longer than 10 cm; more than 20 seeded		37
37aGlands 2, between
lowest two pairs of leaflets; sepals glabrous; petals 8-12 mm long; anthers
of three large stamens rounded at tip; pedicel 12-15 mm long in fruit		Senna tora
37bGland only one
between lowest pair of leaflets; sepals hairy; petals 12-15 mm long; anthers
of three large stamens narrowed at tip; pedicel 30 mm long in fruit		Senna obtusifolia
38aPlants hirsute;
leaves with 3-5 pairs of leaflets; gland subclavate, near the base of
petiole; pod 12-15 cm long, 3-7 mm wide, hirsute, linear, curved		Senna hirsuta
38bPlants glabrous or
subglabrous; Leaves with 4-10 pairs of leaflets; gland clavate or
hemispheric; fruit shorter than 13 cm, glabrous at maturity		39
39bGland at base of
petiole, sessile, hemispherical; leaflets 3-6 pairs; pod 10-13 cm long,
compressed, glabrous, often slightly curved, 20-30 seeded, torulose when
mature		Senna occidentalis
39bGland situated 3-10
mm above the base of petiole, clavate; leaflets 3-12 pairs; pod 5-10 cm long,
somewhat inflated, puberulent when young, glabrous when mature, not curved,
30-40 seeded, not torulose when mature		40
40aLeaflets 4-12 pairs, 4-9 cm
long, acute or mucronate, branches not purple; pod 9-10 cm long		Senna sophera var. sophera
40bLeaflets 3-5 pairs, less than 3
cm long, obtuse at apex; branches slender, purple; pod 5-8 cm long		Senna sophera var. purpurea
.

Cassia
Cassia bakeriana Craib.
Cassia fistula L.
Cassia grandis L.f.
Cassia javanica var. javanica
Cassia javanica var. nodosa (Cassia nodosa Buch.-Ham.; C. javanica var. indochinensis Gagnep.)
Cassia moschata Kunth
Cassia x nealiae Irwin & Barneby
Cassia renigera
Cassia roxburghii DC. (Cassia marginata Roxb.)

.
Chamaecrista
Chamaecrista absus (L.) H.S.Irwin & Barneby (Cassia absus L.)
Chamaecrista kleinii (Wight & Arn.) V.Singh (Cassia kleinii Wight.& Arn.)
Chamaecrista leschenaultiana (DC.) Degener (Cassia wallichiana DC.)
Chamaecrista mimosoides L. (Cassia mimosoides L.)
Chamaecrista nomame (Sieber) H.Ohashi (Cassia hochstetteri Ghesq.)
Chamaecrista pumila (Lam.) K.Larsen (Cassia pumila Lam.)

.
Senna
Senna alata (L.) Roxb. (Cassia alata L.)
Senna alexandrina Mill. (Cassia senna L.)
Senna auriculata (L.) Roxb. (Cassia auriculata L.)
Senna bacillaris (L.f.) IRWIN & Barneby (Cassia bacillaris L.f.)
Senna bicapsularis (L.) Roxb. (Cassia bicapsularis L.)
Senna corymbosa (Lam.) H.S.Irwin & Barneby (Cassia corymbosa Lam.)
Senna didymobotrya (Fresen.) H.S.Irwin & Barneby (Cassia didymobotrya Fresen.)
Senna floribunda (Cav.) H.S.Irwin & Barneby (Cassia floribunda Cav.)
Senna hirsuta (L.) Irwin & Barneby (Cassia hirsuta L.)
Senna italica Mill. subsp. italic (Cassia obovata Collad; C. obtusa Roxb.)
Senna italica subsp. micrantha (Brenan) Lock (Cassia italica subsp. micrantha Brenan)
Senna montana (Roth) V. Singh (Cassia montana Roth; Cassia setigera DC.)
Senna multiglandulosa (Jacq.) Irwin & Barneby (Cassia tomentosa L.f.)
Senna multijuga (Rich.) Irwin & Barneby (Cassia multijuga Rich.)
Senna obtusifolia (L.) H.S.Irwin & Barneby (Cassia obtusifolia L.)
Senna occidentalis (L.) Link (Cassia occidentalis (L.) Rose)
Senna pallida (Vahl) H.S.Irwin & Barneby (Cassia biflora L.)
Senna polyphylla (Jacq.) H.S.Irwin & Barneby  (Cassia polyphylla Jacq.)
Senna septemtrionalis (Viviani) Irwin & Barneby
Senna siamea (Lam.) H.S.Irwin & Barneby (Cassia siamea Lam.)
Senna sophera (L.) Roxb. (Cassia sophera L.)
Senna sophera var. purpurea (Lindl.) V.Singh (Cassia purpurea Roxb. ex Lindl.)
Senna spectabilis (DC.) H.S.Irwin & Barneby (Cassia spectabilis DC.)
Senna sulfurea (Collad.) H.S.Irwin & Barneby (Cassia sulfurea Collad; C. glauca Lam.)
Senna surattensis (Burm.f.) H.S.Irwin & Barneby (Cassia surattensis Burm.f.)
Senna timoriensis (DC.) H.S.Irwin & Barneby (Cassia timoriensis DC.)
Senna tora (L.) Roxb. (Cassia tora L.)
Senna uniflora (Mill.) Irwin & Barneby (Cassia uniflora Mill.)

. 
References: 

.

Key for Indian species of Cassia complex (Cassia, Chamaecrista and Senna) has been uploaded, except for two species (Cassia bakeriana and Cassia nealiae) has been uploaded to the Group website. Please follow the link to reach the key:
/species/a—l/f/fabaceae/cassia
.
Chamaecrista absus,
C. auriculata (now Senna auriculata)
Cassia fistula,
C. italica (now Senna italica),
Chamaecrista kleinii,
C. occidentalis (now Senna occidentalis),
Chamaecrista pumila,
Cassia siamea (now S. siamea),
C. senna (now Senna alexandrina)
C. sophera (now Senna shophera)
C. tora (now Senna tora)

.

Pl. go through Cassia (‎‎‎‎‎‎‎‎‎‎‎Fabaceae (Leguminosae)‎) page with images of species in efloraofindia.

If you find any incorrect identification, pl. let us know. If anybody can send images of other species of this genera (for incorporation in the website), if any, or can identify unidentified images, it will be really nice. 

Updated on December 24, 2024

Related Articles