Strobilanthes jeyporensis Bedd.

Carine, M., Jake M. Alexander, & Scotland, R. (2004). A Revision of the Strobilanthes kunthiana-Group (Phlebophyllum sensu Bremekamp) (Acanthaceae). Kew Bulletin, 59(1), 1-25. doi:10.2307/4111071

Type

Jeyput Hills, Vizag, Beddome 133, (BM lectotype).

Morphology Stem

Stem glabrous to sparsely covered with delicate white or rarely tawny-coloured hairs; lenticels occasionally prominent

Morphology Leaves

Leaves ovate to elliptic, 24 - 150 x 11 - 111 mm; base prominently decurrent, symmetrical; apex often curving to a long-acuminate tip; margins subentire to serrate; abaxial surface often with dense white sericeous indumentum when young, glabrescent, adaxial surface usually sparsely covered with short stout tapering hairs; veins 5 - 13 pairs, prominent on both surfaces; petiole 5 - 108 mm long, glabrous to sparsely covered with delicate white or rarely tawny-coloured hairs

Morphology Reproductive morphology Inflorescences

Inflorescence narrow interrupted or sometimes uninterrupted spikes, 16- 72 x 4 - 5.5 mm at anthesis; axis glabrous or sparsely to densely covered with simple or glandular hairs

Morphology Reproductive morphology Inflorescences Bracts

Bracteoles 4.4 - 9.0 mm long; axillary secondary buds rare Bracts narrowly ovate to lanceolate, 6.9 - 10.1 x 1.5 - 2.3 mm, approximately equalling or longer than the calyx; apex acuminate; abaxial surface glabrous or glandular-hairy, adaxial surface glabrous

Morphology Reproductive morphology Flowers Calyx

Calyx with one lobe shorter than the rest, fused from the base for 0.2 - 0.4 of the total length at anthesis; lobes lanceolate, 5.9 - 11.2 mm long, apex acuminate; abaxial indumentum as bracts, adaxial surface glabrous or occasionally sparsely hairy

Morphology Reproductive morphology Flowers Corolla

Corolla white, sometimes tinged blue or lilac or with distinctly blue or lilac lobes; tube 2.9 - 5.2 mm long; throat campanulate to subventricose, 7.8 - 10.7 mm long; lobes divided equally, broadly triangular, 2.2 - 4.3 x 2.0 - 4.2 mm, apices obtuse; outer surface glabrous

Morphology Reproductive morphology Flowers Androecium Stamens

Stamens included; anthers 1.5 - 2.0 mm long; filaments 3.5 - 5.1 mm, densely hairy for approximately half the length

Morphology Reproductive morphology Flowers Gynoecium Ovary

Ovary 1.0 - 3.5 mm long, apex sparsely hairy

Morphology Reproductive morphology Flowers Gynoecium Style

Style 6.0 - 9.4 mm long, glabrous

Morphology Reproductive morphology Flowers Gynoecium Stigma

Stigma 2.4 - 3.0 mm long, sparsely to prominently hairy

Morphology Reproductive morphology Fruits

Fruit a narrowly obovate capsule, 9.0 - 12.2 mm long, glabrous to sparsely simple-hairy

Morphology Reproductive morphology Seeds

Seeds 4, 2.2 - 2.7 mm long.

Distribution

India: Andhra Pradesh, Orissa and Madhya Pradesh

Ecology

In damp, shaded conditions in ravines, among rocks and on slopes above 600 m.

Phenology

Flowering October to January; fruiting February to March.

Note

Strobilanthes jeyporensis is confined to the Eastern Ghats. It appears that no other representatives of the S. kunthiana-group occur in this region and all collections that we have seen from this region determined as either S. consanguinea or S. cuspidata are in fact S. jeyporensis.