This might be *Cyanotis tuberosa *
Sinha ji If you don't mind please provide the locality details and according
to you this emerged from baked soil that means may be possibility of
underground tuberous and *Cyanotis cristata *is glabrous herb and spathe is
also glbrous.
*Cyanotis tuberosa** *Schult. f. Syst. Veg. 7: 1153. 1830; Clarke in: DC.,
Mon. Phan. 249. 1981; Cooke, Fl. Pres. Bombay 3: 302. 1906; Matthew, Fl.
Tamilnadu Carnatic 365, 1981; Matthew & Britto, Fl. Tamilnadu Carnatic 3:
1963. Type: India. *Tradescantia tuberosa* Roxb., Pl. Cor. T. 108, 1798.
Roseete perennial, erect to ascending herb. Root tuberous,
3-8 cm. Reproductive shoots arise from the base of the rosette. Stem green
hirsute Stem green, hirsute; internodes 2 - 9.5 cm. Rosette leaves
distichous, green; sheath 1.4- 5.5. cm, hirsute, mouth ciliate, lamina
linear- lanceolate, 20 - 39 x 2.5 – 3 cm, margin ciliate, upper surface
glabrous lower surface hirsute, apex acute. Cauline leaves distichous,
green; sheath 0.7 – 2.5 cm, hirsute, mouth ciliate, lamina linear –
lanceolate, 3 – 13 x 1.5 – 2 cm, margins ciliate, upper surface glabrous,
lower surface hirsute, apex acute. Cymes terminal or axillary, peduncles 0.5
– 3 cm, hirsute with a band of dense cilia opposite the bract. Bracts
foliaceous green or purple, lanceolate – ovate, 1 – 2.5 x 0.3 – 0. 7cm,
base chordate, margin ciliate, hirsute, apex acute. Bracteoles green or
purple, ovate to falcate, 0.4 – 1.4 x 0.3 – 0.9 cm, margins ciliate,
hirsute exposed areas purple in colour, apex acute. Sepals 3, pale white,
lanceolate, up to 5.25 x 1mm, basally connate, margins ciliate, hirsute.
Petals 3, blue violet or purple, 7- 7.5 x 3 – 3.25mm, fused, margins entire,
glabrous. Stamens 6, up to 1.1cm long blue, bearded, hairs blue to violet,
sub apical bulging; anther lobe yellow. Ovary 1 – 1.4 x 1x 1.1mm, pale
green, ovate, hairy, densely ciliate; style violet – blue, sub apical
bulging; stigma simple. Capsule 0.35 x 0.2 cm, stramineous with dark brown
streaks, ovate, apex ciliate, glabrous elsewhere. Seeds 1.52 x 1.25 – 1.3mm,
pyramidal, pale brown –brown or grey or reddish, tests reticulate, shallowly
and irregularly pitted; hilum ventral, rounded, embryotega terminal.
On Mon, Feb 7, 2011 at 5:10 PM, A.Sinha <[email protected]> wrote:
> Hello all.
> Thanks to the initiator Gurcharan-ji and and the mentor Mr. Mayur of this
> weeks focus families.
> I have attached 3 pics, identified the first two pics as C.cristata, This
> plant was one of the first to emerge from the baked soil at the end of
> Summer, when most of the ground was barren brown. T
> Third picture I am not sure which Cyanotis
>
> to distinguish the species of Cyanotis.. (as mentioned in the earlier
> discussions on this group. : cristata, fasciculata, tuberosa, vaga ).
> this is what I use , ; please correct if I am wrong .
> fasciculata: leaves ovately elliptic , , few flowered inflorescence,
> axillary or terminal
> tuberosa: leaves, stem with silky hairs, bracts with long hairs, has a
> crown like structure, but not as distinctive as cristata
> cristata: leaves linear or oblong, , stem little puberulous, many
> flowered cincinni ( scorpiod cyme??) consequently it looks like a
> distinctive crown [c.cristata is supposed to be obviously "cristate" (
> Efora of China/ Pakistan).... wondering what that refers to}.
> vaga: ??
>
>
>
> It would be nice If simple keys for Indian species of Cyanotis or
> Commelina emerge during this weeks activities. It would at least help
> definitive id of common species at the time of spotting itself.
> thanks and regards
> A.Sinha
>
>
--
Mr. Mayur D. Nandikar,
Research Student,
Department of Botany,
Shivaji University,
Kolhapur.
