Tinnea apiculata Robyns & Lebrun

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Photo: Nicholas Wightman
Tondwa GMA, Nsama District, Northern Province, Zambia

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Synonyms:	Tinnea caudata G. Taylor
Common names:
Frequency:
Status:
Description:	Perennial herb with several stems 0.4–1.7(–2) m tall. Stems not branched to sparingly branched, sparsely to densely sericeous to villous with white to violet hairs and with orange sessile glands, indumentum becoming more dense and glandular on inflorescence axis. Leaves lanceolate to ovate, 2–6(–7.5) × 0.8–2.2(–2.5) cm, entire, apex caudate to acute, rarely obtuse with a point, base attenuate to rounded, rarely subcordate-truncate, scabrous above and sericeous or pilose beneath with white hairs, usually with red to orange sessile glands; petiole 1–7 mm long. Inflorescence 5–25(–37) cm long, distinct, with 2-flowered verticils 3–15(–40) mm apart; upper bracts 8–15(–25) × 5–12(–16) mm, distinct in size from the leaves, imbricate, roundish, apex with a twisted mucro 2–15(–22) mm long; bracteoles 2–19(–22) mm long; pedicel in flower 2–6 mm long and in fruit 4–8 mm long, jointed close to the calyx. Flowering calyx greenish brown to purple, 8–14 mm long, 4–10 mm broad, densely to sparsely sericeous with white to violet hairs; fruiting calyx brown to purple, coriaceous, 15–20(–22) mm long, 11–15(–17) mm broad, splitting into two parts. Corolla 16–27 mm long, anterior lip dark blue to violet; tube white to cream; protruding part pilose with stalked and sessile glands; tube 8–13 mm long; posterior lip 3–6 mm long; middle lobe of anterior lip 8–16 mm long and 5–15 mm broad.Nutlets 6–8 mm long, pubescent, rarely glabrous; wing 8–10 mm diameter.
Notes:
Derivation of specific name:	apiculata: with a pointed tip, referring to the pointed tip on the apex of the inflorescence bracts.
Habitat:
Altitude range:
Flowering time:	Mar - Apr
Worldwide distribution:	DRC, Rwanda, Burundi, Tanzania, Zambia, Malawi and Mozambique
Growth form(s):	Perennial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Paton, A.J. et al. (2013). Lamiaceae Flora Zambesiaca 8(8) Pages 18 - 20. (Includes a picture).

Other sources of information about Tinnea apiculata:

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Flora of Malawi: Tinnea apiculata
Flora of Mozambique: Tinnea apiculata
Flora of Zambia: Tinnea apiculata

External websites:

African Plants: A Photo Guide (Senckenberg): Tinnea apiculata
BHL (Biodiversity Heritage Library): Tinnea apiculata
EOL (Encyclopedia of Life): Tinnea apiculata
GBIF (Global Biodiversity Information Facility): Tinnea apiculata
Google: Web - Images - Scholar
iNaturalist: Tinnea apiculata
IPNI (International Plant Names Index): Tinnea apiculata
JSTOR Plant Science: Tinnea apiculata
Mansfeld World Database of Agricultural and Horticultural Crops: Tinnea apiculata
Plants of the World Online: Tinnea apiculata
Tropicos: Tinnea apiculata
Wikipedia: Tinnea apiculata