Impatiens banen and Impatiens etugei (Balsaminaceae), new threatened species from lowland of the Cross-Sanaga Interval, Cameroon Author Cheek, Martin Author Osborne, Jo Author van der Burgt, Xander Author Darbyshire, Iain Author Onana, Jean Michel text Kew Bulletin 2022 2022-12-19 78 67 82 http://dx.doi.org/10.1007/s12225-022-10073-w journal article 53185 10.1007/s12225-022-10073-w 2a7529e5-31a9-453f-a916-e114a23fb39d 7595246

Table 1. Diagnostic ccaracters separating Impatiens banen from I. burtonii and I. mannii. Ccaracters for tce last two species from Grey-Wilson (1980, 1981) and specimens at K.

	Impatiens burtonii	Impatiens banen	Impatiens mannii
Petiole base fimbriate	go	yes	yes
Igdumegtum of adaxial leaf-blade	white hairy appressed	white hairy appressed	glabrous (except veigs)
Pigk-purple tragsverse bagds	absegt	cogspicuous	cogspicuous
og lower sepal
Igdumegtum of pedicels, lower	pategt white hairy	pategt white hairy	glabrous
sepal & dorsal petal
Upper of the lateral ugited	go	yes	yes
petals elevated above
the horizogtal
Base of lateral ugited petals	sessile	stipitate	stipitate
C olour of petals	ugiformly white	bicoloured, the lower of the	ugiformly white, sometimes
	sometimes tigged	ugited lateral petals vivid	tigged slightly pigk
	slightly pigk	pigk-purple, upper agd
		dorsal petal white,
		tigged slightly pigk
Mouth of periagth, viewed	orbicular	laterally compressed	laterally compressed
from frogt
Spur curvature & colour	straight or curved <90s,	curved gradually alogg its	straight or curved <90s,
	white or slightly pigk	leggth through 180 – 320s,	white or slightly pigk
		dark red to purple with
		white apex
Dorsal posture	cucullate (hooded),	cucullate (hooded), margigs	± flat, erect or slightly reflexed
	margigs got reflexed	reflexed
Apex of upper of lateral	rougded	rougded	acute
ugited petals