Ruellia squarrosa (Fenzl) Cufod. APNI*
Description: Sprawling perennial shrub with branches to 60 cm long, densely white-pilose (some hairs with small glandular apex).
Leaf blades ovate to narrow-ovate, to 6 cm long and 2 cm wide, attenuate at base, entire, acute apically; younger leaves densely white-pilose, sparser with age; petioles to 2 cm long.
Inflorescence axillary, solitary; bracteoles linare, 4.5–9 mm long, much shorter than calyx, pubescence as on stems and leaves but usually glandular. Flowers on pedicel to 1 mm long; calyx 10–16 mm long, with linear lobes joined only at the very base, reflexed after fruit is lost; corolla blue, finely pubescent externally on tube, throat and veins of lobes; tube c. 25 mm long; throat c. 12 mm long, curved slightly; lobes c. 15 mm long, more or less equal. Stamens with filaments c. 10 and 14 mm long. Stigma very unequally 2-lobed.
Capsule 12–15 mm long, glabrous, 16–20-seeded, very shortly stipitate; seed c. 2 mm diam., thickened rim with mucilaginous hairs.
Flowering: Flowers ?most of year.
Distribution and occurrence: Naturalised in Lane Cove area; commonly cultivated in gardens so can be expected to become naturalised elsewhere in NSW. Naturalised also in SE Qld (as a garden escape). Native to Mexico.
NSW subdivisions: *CC
Other Australian states: *Qld
Text by Karen Wilson (21 April 2008)
Taxon concept: R.M. Barker (1996)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
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