Classification
Class
Magnoliopsida Brongn.
Family
Boraginaceae
Genus
Amsinckia Lehm.
 Nomenclature
Scientific Name:
Amsinckia calycina (Moris) Chater, Bot. J. Linn. Soc. 380 (1971)
Synonymy:
  • ≡ Lithospermum calycinium Moris
  • = Amsinckia angustifolia Lehm. (1832) nom. illeg.
  • ≡ Amsinckia hispida (Ruiz & Pav.) I.M.Johnst. (1924) nom. illeg.
  • = Lithospermum hispidum Ruiz & Pav.
Vernacular Name(s):
Yellow gromwell
 Description

Annual herb. Stems up to 1 m high, branched, often with long straight and short curly hairs. Basal and lower cauline lvs to c. 20 × 3 cm, linear-lanceolate to linear-oblong, hispid with hairs pulvinate at base; base attenuate; apex ± obtuse and mucronate; upper lvs similar but smaller. Infl. with basal bracts; pedicels very short. Calyx (1)–2–4–(4.5) mm long at flowering, to 5 mm long at fruiting; lobes linear-lanceolate, hispid. Corolla 4–8 mm long, yellow; tube ampliate, glabrous within; limb 2–3 mm diam., suborbicular. Nutlets c. 2.5 mm long, with longitudinal muricate ridges and transversely rugose furrows.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]

 Biostatus
Exotic
 Phenology

Flowering: Sep.–Nov.–(Feb.)

 Bibliography
Chater, A.O. 1971: Amsinckia. Botanical Journal of the Linnean Society (64)