Two New Trifoliolate-Leaved Species of Cucurbitaceae (Cucurbiteae) from Central and South America

2009·6.7 MB·English

by  Michael H Grayum

Two New Trifoliolate-Leaved Species of Cucurbitaceae (Cucurbiteae)
from Central and South America
Michael H. Grayum.
Missouri Botanical Garden, P.0. Box 299, St. Louis, Missouri 63166-0299, U.S.A.
michael.gia\um(« mol>ol.org
2001), is widespread in the New World from the
a thorough revision" (Jeffrey, 1971: 201). Neverthe-
IUCN Red List, Nicaragua, Panama.
300 m, 3 Dec. 1990, G. Herrera 4684 (holotype,
INB; isotypes, CR, MO). Figure 1.
hanging,
(Jeffrey, 1971: 200), but decided to maintain
petiolules 0.05-0.9(-1.5) cm; medial leaflet 4-13.5
doi: 10.3417/2007164 Novon 19: 465-474. Published on 10 December 2009.
466 Novon
Volume 19, Number 4 Gray urn 467
2009 Cucurbitaceae from Central and South America
ca. 9-12 mm, ca. 11-17 mm diam., cupulate, ±
head ca. 8-13 mm, the thecae tightly replicate
IUCN Red List category. Although it is relatively tendrils and larger (ca. 6 X 3^.5 cm), ovoid fruits
Gomes-Klein, 2003; Gomes-Klein & Pirani, 2005),
Deficient (DD) according to IUCN Red List criteria
(IUCN, 2001).

11 (e.g., as in Passifl,
iss of seeds and pul,
ce of the shell. The P
ea. 1 cm long (e.g.. P. t
C. (e.g.. S. americanum Miller, wi
rs. 0.8 cm diam., vs. S. gomplu
ast fruits ca. 15 cm diam.; M. Nee.
it one of the 115 genera in
,. this is on the large ah. 2
does occur: the fruits
illre ea. 6 cm (Cog- Ci(m
macrocalyx ca. 2.5-
ra ca. 3-4.5 cm. The
2(179 9se3e) dcsh (a9r apceter rcizeelld) bthye Gj aC1l9R 9E,1 M. 1O G.) 1. RFiiv4ge1ur rae s1 124.t 43 . (h5
extent, seeci numner is no cioum correlated wnn irun fmctibus magnis , a alba sen
size; seed onentation maa he as «ell, and is often bus mlhl bp'p ^tlnpta
i. The 0.9—5.5(—7) cm; k
470 Novon

472 Novon
within, ca. 13-21 mm, 20-30 mm diam., broadly
(MO), from Nicaragua.
green, sometimes (Merello et cd. 3050) with lighter
Bello C. & Lierheimer 4399; Hammel 8137), atropur-
17410: Rivera & Hoomans 1753), 15-35 X 10-
of about 50-1200 m, in Nicaragua (two collections). Grisebach (1864: 288) described the fruits as the "size

474