About
Contact
Links
Electronic Flora of South Australia
Electronic Flora of South Australia
Census of SA Plants, Algae & Fungi
Identification tools
 

Electronic Flora of South Australia genus Fact Sheet

Family: Compositae
Cassinia

Citation: R. Br., Cassinias.

Derivation: After Alexandre-Henri Gabriel de Cassini 1782-1832, a French botanist who published extensively on the Compositae.

Synonymy: Not Applicable

Common name: None

Description:
Aromatic shrubs with glandular and non-glandular hairs; leaves cauline, alternate, numerous, sessile, entire with revolute margins.

Capitula numerous in dense terminal panicles or corymbs, small, discoid, homogamous; involucres cylindrical to funnel-shaped; bracts oblong, obtuse, scarious, closely imbricate in 3-5 series, the exposed portions white to pale-brown; receptacle with small scarious scales; florets few, bisexual, tubular, 5-merous; corolla hardly exceeding the involucre, narrowly funnel-shaped, usually dilated at the base; anthers finely tailed at the base with short terminal appendages; style branches linear, flattened, with truncate papillose apices.

Achenes small, terete; pappus of bristles, uniseriate, connate in a ring at the base, barbellate below.

Distribution:  About 20 species in Australia and New Zealand.

Biology: No text

Key to Species:
1. Leaves to 1 cm long; inflorescence a brownish pyramidal panicle
C. arcuata 1.
1. Leaves 1-4 cm long; inflorescence white, corymbose
 
2. Leaf apices straight; capitula clavate to funnel-shaped, the bracts not longitudinally ranked; achenes pubescent
C. laevis 2.
2. Leaf apices hooked; capitula cylindrical, the bracts in 5 longitudinal ranks; achenes glabrous
C. uncata 3.

Author: Not yet available


Disclaimer Copyright Disclaimer Copyright Email Contact:
State Herbarium of South Australia
Government of South Australia Government of South Australia Government of South Australia Department for Environment and Water