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Pakistan | Family List | Boraginaceae

25. Rochelia Reichenb. in Flora. 7:243. 1824. nom. Conserve.; M. Popov in Schischkin, Fl. URSS. 19:548.1953; Riedl in Rech. f., Fl. Iran, 48:89.1967; Kazmi in J. Arn. Arb. 52:110.1971.


Annual herbs with pubescent to bristly parts. Flowers small, in simple or branched racemes, bracteate. Calyx 5-partite, accrescent in fruit, the base sometimes ± sagittate or auricled. Corolla blue or white; tube cylindrical; throat with scales or not; limb 5-lobed with obtuse spreading lobes. Stamens 5, included; style slender, stigma capitate. Nutlets 2, smooth or minutely tuberculate.

15-20 species in S.W. & C. Asia to Mediterranean and Australia. Represented in Pakistan by 8 species. It is very difficult to identify the species without fruit.

Species not seen

Rochelia peduncularis Boiss., Dlagn. Pl. Orient. Nov. 1.7:35.1846; Pl. Or. 4:246.1875; M. Popov in Schischkin, Fl. URSS. 19:561.1953; Riedl in Rech., Fl. Iran. 48:91.1967; Kazmi, in J. Arn. Arb. 52:113.1971.

Erect annual 10-30 cm tall. Stem generally branched above, appressed hairy with subpatent hairs. Fruiting racemes secund. Pedicels 2-3 mm in flower, up to 12 mm in fruit, recurved and gradually thickened upwards. Calyx lobes c. 1.5 long, linear, up to 5 mm in fruit, hairy and with a ± prominent midrib. Coro blue, 2-3 mm long. Nutlets 3-4 mm long, tuberculate. Style slightly exceeding nutlets.

Type: S. Persia In humidis alpis kuh Delu, Kotschy 531a (G, isotype W).

I have not seen any authentic specimens from our area. Description based on a Russian specimen (Golosk. 4290). Riedl and Kazmi (l.c. records the species from Chitral and Baluchistan).

1 Nutlets distinctly visible between the narrow sepals. Calyx lobes usually ± curved around the fruit, midrib not prominent   (2)
+ Nutlets not visible or barely so. Fruiting calyx lobes lanceolate to oblong or cordate-auriculate; erect to ± curved, with midrib prominent in fruit   (5)
2 (1) Nutlets smooth and shiny   1 Rochelia leiocarpa
+ Nutlets minutely tubercled to papillose   (3)
3 (2) Fruiting pedicel 2-3 mm long, not exceeding calyx length   2 Rochelia disperma
+ Fruiting pedicel 5-8 mm long, exceeding calyx length   (4)
4 (3) Calyx lobes much exceeding the nutlet length   4 Rochelia stylaris
+ Calyx lobes equalling or barely exceeding nutlet length   3 Rochelia bungei
5 (1) Calyx lobes auriculate-cordate at base, completely enclosing the nutlets   5 Rochelia cardiosepala
+ Calyx lobes truncate or dilated towards base, partially enclosing the nutlets   (6)
6 (5) Calyx lobes 7-8 mm long in fruit, erect, dilated towards base. Pedicel not thickened in fruit   6 Rochelia rectipes
+ Calyx lobes 2-5 mm long in fruit, slightly incurved, base broad. Pedicel gradually thickened upwards   (7)
7 (6) Fruiting pedicel up to 7 mm in fruit. Calyx lobes in fruit c. 3 mm long   7 Rochelia laxa
+ Fruiting pedicel 7-12 mm in fruit. Calyx lobes 4-5 mm long   8 Rochelia peduncularis

Lower Taxa

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