Macfadyena unguis-cati

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Macfadyena unguis-cati

Description

Leaves very variable, those of juvenile plant appressed to substratum, very small;

Distribution

Asia-Tropical, N. Argentina present, Northern America, Southern America
Mexico to Brazil and N. Argentina, sometimes cultivated in Malesia.

Taxonomy

Specific characters in this genus seem to be vague; those used to distinguish M. uncata (ANDR.) SPRAGUE & S ANDW. from M. unguis-cati by GENTRY (Ann. l.c. 871) he declared himself (Brittonia l.c. 236) as inconstant. The one specimen I have seen from Java agrees with the plate of M. dentata but for the non-spathaceous calyx. Shape of calyx, margin of leaves and length of corolla seem to be very variable in this species which has aires dy a very large synonymy (GENTRY, Ann. l.c. 871). Does not fruit in Java; propagated by suckers and cuttings.

Citation

A. GENTRY 1973 – In: Ann. Mo. Bot. Gard.: 874
STEEN. 1928 – In: Bull. Jard. Bot. Btzg: 186
BACK. & BAKH.F. 1965 – In: Fl. Java: 538
BUYSMAN 1915 – In: Flora: 361
HERKLOTS 1976: Fl. Trop. Climb: 66: f. 87